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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ThresholdTradingDaysForCalculatingMarketValue_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Threshold trading days for calculating Market Value.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ThresholdTradingDaysForCalculatingMarketValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Threshold trading days for calculating Market Value</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_WarrantAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Warrant agreement [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_WarrantAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Warrant agreement.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_WarrantAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Warrant Agreement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressPostalZipCode_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, Postal Zip Code</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_BackstopSubscriptionAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Backstop Subscription Agreement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_BackstopSubscriptionAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Backstop Subscription Agreement [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_BackstopSubscriptionAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Backstop Subscription Agreement.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_MeasurementInputDebtRateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt Rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_MeasurementInputDebtRateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Input, Debt Rate [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_MeasurementInputDebtRateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Measurement Input, Debt Rate.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Recurring and Nonrecurring [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityIncorporationStateCountryCode_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Incorporation, State or Country Code</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CostsAndExpensesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Costs and Expenses [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CostsAndExpensesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other income, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromCollectionOfLongtermLoansToRelatedParties_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Collection of Long-Term Loans to Related Parties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromCollectionOfLongtermLoansToRelatedParties_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Due from Sponsor</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeLiabilityMeasurementInput_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Liability, Measurement Input</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeLiabilityMeasurementInput_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Measurement Input</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsidiaryOrEquityMethodInvesteeSaleOfStockBySubsidiaryOrEquityInvesteeTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsidiary or Equity Method Investee, Sale of Stock, Type [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_NumberOfTimesTheEntityHasRightToExtendBusinessCombinationForAdditionalMonth_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number of Times the Entity has Right to Extend Business Combination for Additional Month</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_NumberOfTimesTheEntityHasRightToExtendBusinessCombinationForAdditionalMonth_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of times the entity has right to extend business combination for additional month.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_NumberOfTimesTheEntityHasRightToExtendBusinessCombinationForAdditionalMonth_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of times the entity has right to extend business combination for additional month</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SummaryOfSignificantAccountingPoliciesTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Summary Of Significant Accounting Policies [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SummaryOfSignificantAccountingPoliciesTable_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Summary Of Significant Accounting Policies.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByFairValueHierarchyLevelAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Hierarchy and NAV [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_MaximumNumberOfSharesTransferredInExchangeForNotForRedemptionOfShares_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Maximum Number of Shares Transferred In Exchange for Not for Redemption of Shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_MaximumNumberOfSharesTransferredInExchangeForNotForRedemptionOfShares_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Maximum number of stock transferred to exchange for the foregoing commitments not to redeem such non-redeemed shares.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_MaximumNumberOfSharesTransferredInExchangeForNotForRedemptionOfShares_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Maximum number of shares transferred in exchange for non-redeemed shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_AuditorName_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Auditor Name</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredFederalIncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">US Federal</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredFederalIncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Federal Income Tax Expense (Benefit)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredFederalIncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredFederalIncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Deferred</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel2Member_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Inputs, Level 2 [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel2Member_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Level 2</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_RedemptionPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Redemption Period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_RedemptionPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Redemption period.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_RedemptionPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Redemption period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_AmountPerUnredeemedShareDepositedIntoTrustAccount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amount per unredeemed share deposited into trust account</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_AmountPerUnredeemedShareDepositedIntoTrustAccount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Amount per Unredeemed Share Deposited into Trust Account</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_AmountPerUnredeemedShareDepositedIntoTrustAccount_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount to be deposited per unredeemed share into the trust account.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_USMoneyMarketFundHeldInTrustAccountMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">U.s. Money Market Fund Held In Trust Account [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_USMoneyMarketFundHeldInTrustAccountMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">U.s. Money Market Fund Held In Trust Account.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_USMoneyMarketFundHeldInTrustAccountMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">U.S. Money Market Fund Held In Trust Account</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commitments and Contingencies Disclosure [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">COMMITMENTS AND CONTINGENCIES</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfStockByClassTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock, Class of Stock [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of summary of changes in the fair value of financial instruments that are measured at fair value on a recurring basis</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SecondTrustAmendmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Second Trust Amendment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SecondTrustAmendmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Second Trust Amendment [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SecondTrustAmendmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the member information pertaining to second trust amendment.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ArrangementsAndNonarrangementTransactionsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Collaborative Arrangement and Arrangement Other than Collaborative [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">RELATED PARTY TRANSACTIONS</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentInformationTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Information [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cyd_CybersecurityRiskManagementProcessesIntegratedTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cybersecurity Risk Management Processes Integrated [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityNoteDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityNoteDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stockholders' Deficit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Warrant or Right [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SaleOfStockNameOfTransactionDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Sale of Stock [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfStockDisclosuresAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Stock Disclosures [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_WarrantsOutstandingForFutureIssuanceOfSeriesDAndD2ShadowPreferredStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Warrants Outstanding For Future Issuance Of Series D And D-2 Shadow Preferred Stock [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_WarrantsOutstandingForFutureIssuanceOfSeriesDAndD2ShadowPreferredStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Warrants outstanding for future issuance of series D and D-2 shadow preferred stock.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_WarrantsOutstandingForFutureIssuanceOfSeriesDAndD2ShadowPreferredStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Warrants Outstanding for Future Issuance of Series D and D-2 Shadow Preferred Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Measurement Inputs and Valuation Techniques [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityCentralIndexKey_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Central Index Key</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityCentralIndexKey_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Central Index Key</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxExaminationPenaltiesAndInterestAccrued_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Tax Examination, Penalties and Interest Accrued</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxExaminationPenaltiesAndInterestAccrued_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Income Tax Examination, Penalties and Interest Accrued, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxExaminationPenaltiesAndInterestAccrued_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued penalties and interest</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ClassOfWarrantOrRightIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Warrant or Right, issued</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ClassOfWarrantOrRightIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Class of warrant or right, issued.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ClassOfWarrantOrRightIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock warrants, issued</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Equivalents, at Carrying Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Cash Equivalents, at Carrying Value, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash and cash equivalents</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Cash equivalents</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WarrantMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Warrant [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WarrantMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Warrants</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_AuditorOpinionTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Auditor Opinion [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ThresholdPeriodForRegistrationStatementToBeEffectiveAfterWhichWarrantsCanBeExercisedOnCashlessBasis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Threshold period for registration statement to be effective after which warrants can be exercised on a cashless basis</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ThresholdPeriodForRegistrationStatementToBeEffectiveAfterWhichWarrantsCanBeExercisedOnCashlessBasis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Threshold Period For Registration Statement To Be Effective After Which Warrants Can Be Exercised On Cashless Basis</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ThresholdPeriodForRegistrationStatementToBeEffectiveAfterWhichWarrantsCanBeExercisedOnCashlessBasis_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Threshold period for registration statement to be effective after which warrants can be exercised on a cashless basis.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Operating Capital [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Changes in current assets and liabilities:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Shares, Issued</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock, shares issued (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromConvertibleDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Convertible Debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromConvertibleDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from convertible notes</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromConvertibleDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Proceeds from convertible promissory note - related party</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Measurement Inputs and Valuation Techniques [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Prepaid Expense and Other Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Prepaid expenses and other current assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ClassBCommonStockNotSubjectToRedemptionMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class B Common Stock Not Subject To Redemption [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ClassBCommonStockNotSubjectToRedemptionMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">This member stands for classification of common stock representing ownership interest in a corporation that is not subject to redemption.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ClassBCommonStockNotSubjectToRedemptionMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Non-Redeemable Class B common stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeStatementAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Statement [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PercentageOfSharesRedeemed_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Percentage of Shares Redeemed</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PercentageOfSharesRedeemed_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the percentage of shares redeemed.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressStateOrProvince_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, State or Province</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Pre-tax loss, Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Pre-tax loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income (loss) before provision for income taxes</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Income (loss) before provision for income taxes</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Warrant or Right [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_WorkingCapitalLoansWarrantMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Working capital loans warrant</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_WorkingCapitalLoansWarrantMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Working Capital Loans Warrant [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_WorkingCapitalLoansWarrantMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Working capital loans warrant.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_IncreaseDecreaseInFranchiseTaxPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase Decrease In Franchise Tax Payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_IncreaseDecreaseInFranchiseTaxPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The increase (decrease) during the reporting period of franchise tax payable.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_IncreaseDecreaseInFranchiseTaxPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Franchise tax payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_TransactionCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Transaction Costs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_TransactionCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the amount of transaction costs incurred.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_TransactionCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Transaction costs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LossContingenciesTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loss Contingencies [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ProceedsFromRelatedPartyDebtPaymentToTrust_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds From Related Party Debt Payment To Trust</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ProceedsFromRelatedPartyDebtPaymentToTrust_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">It represents amount proceeds from related party debt payment to the trust</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ProceedsFromRelatedPartyDebtPaymentToTrust_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Additional payment to the trust account</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_TwoEqualQuarterlyInstallmentsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Two Equal Quarterly Installments [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_TwoEqualQuarterlyInstallmentsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Two equal quarterly installments.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_TwoEqualQuarterlyInstallmentsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Two Equal Quarterly Installments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Unrecognized tax benefits accrued for interest and penalties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByLiabilityClassAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liability Class [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_DeferredOfferingCostsNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred underwriting commissions</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_DeferredOfferingCostsNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Offering Costs Noncurrent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_DeferredOfferingCostsNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Deferred underwriting fee payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_DeferredOfferingCostsNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The carrying value as of balance sheet date of underwriting fees payable or deferred, classified as noncurrent.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_JefferiesLlcMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Jefferies LLC</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_JefferiesLlcMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Jefferies Llc [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_JefferiesLlcMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Jefferies Llc.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_CoverAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cover [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Event [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Earnings Per Share, Basic, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Basic net (loss) income per common stock (in dollars per share)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Net income per share - basic</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net income (loss) per share, basic (in dollars per share)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Change in valuation allowance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Valuation allowances</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Income Taxes Payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income tax payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PercentageObligationToRedeemPublicSharesIfEntityDoesNotCompleteBusinessCombination_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Obligation to redeem public shares if entity does not complete a business combination (as a percent)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PercentageObligationToRedeemPublicSharesIfEntityDoesNotCompleteBusinessCombination_lbl" xlink:role="http://www.xbrl.org/2003/role/label">PercentageObligationToRedeemPublicSharesIfEntityDoesNotCompleteBusinessCombination</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PercentageObligationToRedeemPublicSharesIfEntityDoesNotCompleteBusinessCombination_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the percentage of shares which the reporting entity is obligated to redeem if a business combination is not consummated using the offering proceeds within a specified period.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_WithdrawnInterestFromTrustAccount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Withdrawn Interest From Trust Account</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_WithdrawnInterestFromTrustAccount_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Withdrawn interest from trust account.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_WithdrawnInterestFromTrustAccount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Withdrawn interest from trust account</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentAnnualReport_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Annual Report</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ClassOfWarrantOrRightAdjustmentOfRedemptionPriceOfWarrantsOrRightsPercentBasedOnMarketValueAndNewlyIssuedPrice2_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Warrant or Right Adjustment of Redemption Price of Warrants or Rights Percent Based On Market Value And Newly Issued Price 2</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ClassOfWarrantOrRightAdjustmentOfRedemptionPriceOfWarrantsOrRightsPercentBasedOnMarketValueAndNewlyIssuedPrice2_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Percentage of adjustment of redemption price of stock based on market value and newly issued price.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ClassOfWarrantOrRightAdjustmentOfRedemptionPriceOfWarrantsOrRightsPercentBasedOnMarketValueAndNewlyIssuedPrice2_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Adjustment two of redemption price of stock based on market value and newly issued price (as a percent)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PromissoryNoteWithRelatedPartyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Promissory Note With Related Party [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PromissoryNoteWithRelatedPartyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Promissory note with related party.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PromissoryNoteWithRelatedPartyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Promissory Note With Related Party</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_InitialPublicOfferingAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">INITIAL PUBLIC OFFERING</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_InitialPublicOfferingAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Initial public offering</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_InitialPublicOfferingAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Initial Public Offering [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PIPESubscriptionAgreementsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">PIPE Subscription Agreements [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PIPESubscriptionAgreementsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">PIPE Subscription Agreements.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PIPESubscriptionAgreementsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">PIPE Subscription Agreements</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SponsorMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Sponsor [Member ]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SponsorMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Sponsor</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SponsorMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">This member stands for sponsor.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Retained Earnings (Accumulated Deficit)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Retained Earnings (Accumulated Deficit), Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accumulated deficit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Accumulated deficit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Segment Reporting [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_StockIssuedDuringPeriodSharesConversionFromOneClassOfStockToAnother_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period Shares Conversion From One Class Of Stock To Another</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_StockIssuedDuringPeriodSharesConversionFromOneClassOfStockToAnother_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The number of shares issued as a conversion from one class of stock to another.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_StockIssuedDuringPeriodSharesConversionFromOneClassOfStockToAnother_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Conversion of Class B to Class A Shares (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_StockIssuedDuringPeriodSharesConversionFromOneClassOfStockToAnother_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Conversion of Class B to Class A Shares (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SupplementalCashFlowElementsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Supplemental cash flow disclosures;</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SupplementalCashFlowElementsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Supplemental Cash Flow Elements [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsCurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets, Current [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsCurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current assets:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Capital Shares Reserved for Future Issuance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total common stock reserved for issuance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_DueToTrustAccountCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Due to Trust Account</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_DueToTrustAccountCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Due To Trust Account Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_DueToTrustAccountCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Due to Trust Account.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Cash Provided by (Used in) Operating Activities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net cash used in operating activities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ClassOfWarrantOrRightRedemptionOfWarrantsOrRightsStockPriceTrigger_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class Of Warrant Or Right Redemption Of Warrants Or Rights Stock Price Trigger</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ClassOfWarrantOrRightRedemptionOfWarrantsOrRightsStockPriceTrigger_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Price of the entity's common stock which would be required to be attained to trigger the redemption of warrants.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ClassOfWarrantOrRightRedemptionOfWarrantsOrRightsStockPriceTrigger_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stock price trigger for redemption of public warrants (in dollars per share)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_CashWithdrawnFromTrustAccountUsedForOperatingExpenses_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Withdrawn From Trust Account Used For Operating Expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_CashWithdrawnFromTrustAccountUsedForOperatingExpenses_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of cash withdrawn from trust account used to pay operating expenses.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_CashWithdrawnFromTrustAccountUsedForOperatingExpenses_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash withdrawn from trust account</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Cash Provided by (Used in) Operating Activities [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash flows from operating activities:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementsRecurringMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Recurring [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementsRecurringMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value on Recurring Basis</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ClassOfWarrantOrRightRedemptionPriceOfWarrantsOrRights_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class Of Warrant Or Right Redemption Price Of Warrants Or Rights</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ClassOfWarrantOrRightRedemptionPriceOfWarrantsOrRights_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Redemption price per share or per unit of warrants or rights outstanding.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ClassOfWarrantOrRightRedemptionPriceOfWarrantsOrRights_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Redemption price per public warrant (in dollars per share)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ConvertibleStockConversionRatio_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Ratio to be applied to the stock in the conversion</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ConvertibleStockConversionRatio_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Convertible Stock Conversion Ratio</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ConvertibleStockConversionRatio_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The ratio to be applied to the stock in a conversion of convertible stock.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of company's assets and liabilities that were measured at fair value on a recurring basis</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Par or Stated Value Per Share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Common stock, par value per share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common shares, par value (in dollars per share)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cyd_CybersecurityRiskManagementPositionsOrCommitteesResponsibleTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cybersecurity Risk Management Positions or Committees Responsible [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TemporaryEquityCarryingAmountAttributableToParent_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Class A ordinary shares subject to possible redemption</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TemporaryEquityCarryingAmountAttributableToParent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Class A common stock subject to possible redemption, 4,104,543 and 4,345,663 shares at redemption value of approximately $11.60 and $10.81 as of December 31, 2024 and 2023, respectively</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TemporaryEquityCarryingAmountAttributableToParent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Temporary Equity, Carrying Amount, Attributable to Parent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Input Type [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_RedeemableWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Redeemable Warrants [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_RedeemableWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Redeemable warrants.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_RedeemableWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Redeemable warrants</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementOfCashFlowsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement of Cash Flows [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_CounterpartyNameAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Counterparty Name [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_MonthsToCompleteAcquisitions_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Months to complete acquisition</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_MonthsToCompleteAcquisitions_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Months To Complete Acquisitions</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_MonthsToCompleteAcquisitions_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the anticipated business timeline in months for completing a business combination.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_AggregateNumberOfSharesOwned_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Aggregate Number Of Shares Owned</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_AggregateNumberOfSharesOwned_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The number of shares owned by the founders after the impact of the stock dividend.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_AggregateNumberOfSharesOwned_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Aggregate number of shares owned</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPeriodIncreaseDecrease_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Period Increase (Decrease)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPeriodIncreaseDecrease_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Period Increase (Decrease), Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPeriodIncreaseDecrease_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Change in estimated fair value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPeriodIncreaseDecrease_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Initial Measurement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Warrant or Right, Number of Securities Called by Warrants or Rights</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Warrants to purchase shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Number of warrants to purchase shares issued</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PercentageOfIssuedAndOutstandingSharesAfterInitialPublicOfferingCollectivelyHeldByInitialStockholders_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Percentage of issued and outstanding shares after the Initial Public Offering collectively held by initial stockholders</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PercentageOfIssuedAndOutstandingSharesAfterInitialPublicOfferingCollectivelyHeldByInitialStockholders_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Percentage Of Issued And Outstanding Shares After Initial Public Offering Collectively Held By Initial Stockholders</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PercentageOfIssuedAndOutstandingSharesAfterInitialPublicOfferingCollectivelyHeldByInitialStockholders_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The expected ownership percentage by the founders after completion of the proposed public offering.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeGainLossOnDerivativeNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative, Gain (Loss) on Derivative, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeGainLossOnDerivativeNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Change in fair value of derivative liability</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeGainLossOnDerivativeNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Change in fair value of derivative liability</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeGainLossOnDerivativeNet_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Change in fair value of derivative liability - Non-Redemption Agreement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeGainLossOnDerivativeNet_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Change in fair value of derivative liability - Non-Redemption Agreement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_AgreementFairValuePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Agreement Fair Value Per Share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_AgreementFairValuePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of fair value of equity transferrable to the Non-Redeeming Stockholders pursuant to the Non-Redemption Agreement.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_AgreementFairValuePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair value per share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_AmountTransferredToEscrowAccount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amount transferred to escrow account</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_AmountTransferredToEscrowAccount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Amount Transferred to Escrow Account</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_AmountTransferredToEscrowAccount_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount transferred to escrow account.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementEquityComponentsAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Components [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressAddressLine1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, Address Line One</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_DueUponClosingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Due Upon Closing [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_DueUponClosingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Due upon closing.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_DueUponClosingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Due Upon Closing</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of reconciliation of the numerator and denominator used to compute basic and diluted net (loss) income per share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transaction [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cyd_CybersecurityRiskProcessForInformingBoardCommitteeOrSubcommitteeResponsibleForOversightTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cybersecurity Risk Process for Informing Board Committee or Subcommittee Responsible for Oversight [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Event Type [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NonoperatingIncomeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Nonoperating Income (Expense)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NonoperatingIncomeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total other income, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_EffectiveIncomeTaxRateReconciliationFairValueOfNon-RedemptionAgreementLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation Fair Value of Non-redemption Agreement Liability</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_EffectiveIncomeTaxRateReconciliationFairValueOfNon-RedemptionAgreementLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Effective income tax rate reconciliation fair value of non-redemption agreement liability.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_EffectiveIncomeTaxRateReconciliationFairValueOfNon-RedemptionAgreementLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair value of Non-Redemption Agreement liability</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PreFundedWarrantMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Pre-funded Warrant.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PreFundedWarrantMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Pre-funded Warrant</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PreFundedWarrantMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Pre-funded Warrant [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TemporaryEquityAccretionToRedemptionValueAdjustment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Temporary Equity, Accretion to Redemption Value, Adjustment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TemporaryEquityAccretionToRedemptionValueAdjustment_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accretion for common stock subject to redemption amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TemporaryEquityAccretionToRedemptionValueAdjustment_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Accretion for common stock subject to redemption amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityVoluntaryFilers_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Voluntary Filers</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_AmendmentFlag_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Amendment Flag</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_EquityStockholderNonRedemptionAgreement_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Stockholder Non Redemption Agreement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_EquityStockholderNonRedemptionAgreement_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of fair value of equity transferrable to the Non-Redeeming Stockholders pursuant to the Non-Redemption Agreement.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_EquityStockholderNonRedemptionAgreement_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Stockholder Non-Redemption Agreement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CurrentFederalTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">US Federal</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CurrentFederalTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Current Federal Tax Expense (Benefit)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CurrentFederalTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Name [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DescriptionOfNatureOfChangesFromPriorPeriodsInMeasurementMethodsUsedToDetermineReportedSegmentProfitOrLossAndEffectOfThoseChangesOnMeasureOfSegmentProfitOrLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Segment Reporting, Change in Measurement Methods</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Net losses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Net losses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net income (loss)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PaymentsForRedemptionsOfCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments For Redemptions Of CommonStock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PaymentsForRedemptionsOfCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The cash outflow to redeem common stock during the period.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PaymentsForRedemptionsOfCommonStock_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Redemptions of Common Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ProceedsFromInvestmentIntoTrustAccountToPayFranchiseAndIncomeTaxes_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds From Investment Into Trust Account To Pay Franchise And Income Taxes</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ProceedsFromInvestmentIntoTrustAccountToPayFranchiseAndIncomeTaxes_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of cash inflow associated with proceeds from investments into Trust Account to pay franchise and income taxes.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ProceedsFromInvestmentIntoTrustAccountToPayFranchiseAndIncomeTaxes_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash withdrawn from Trust Account used to pay franchise and income taxes</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingCostsAndExpenses_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Costs and Expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingCostsAndExpenses_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Operating Costs and Expenses, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingCostsAndExpenses_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating costs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseTransactionCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Transaction costs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseTransactionCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation Nondeductible Expense Transaction Costs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseTransactionCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to transaction costs.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquityComponentDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Component [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RangeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statistical Measurement [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingOtherItemCompositionDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Segment Reporting, Other Segment Item, Composition, Description</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentFinStmtErrorCorrectionFlag_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Financial Statement Error Correction [Flag]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_NumberOfSharesAgreedToForfeitBySponsorToBeEffectiveImmediatelyPriorToBusinessCombination_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number Of Shares Agreed To Forfeit By Sponsor To Be Effective Immediately Prior To Business Combination</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_NumberOfSharesAgreedToForfeitBySponsorToBeEffectiveImmediatelyPriorToBusinessCombination_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of shares agreed to forfeit by sponsor to be effective immediately prior to business combination.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_NumberOfSharesAgreedToForfeitBySponsorToBeEffectiveImmediatelyPriorToBusinessCombination_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of shares agreed to forfeit by sponsor to be effective immediately prior to business combination</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GeneralAndAdministrativeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Expenses incurred and paid</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GeneralAndAdministrativeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">General and Administrative Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GeneralAndAdministrativeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">General and Administrative Expense, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred State and Local Income Tax Expense (Benefit)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Deferred</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_FairValueOfSharesIssuedToUnderwriters_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Of Shares Issued To Underwriters</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_FairValueOfSharesIssuedToUnderwriters_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the fair value of shares issued to the underwriters.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_FairValueOfSharesIssuedToUnderwriters_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair value of class A shares issued to underwriters</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cyd_CybersecurityRiskMateriallyAffectedOrReasonablyLikelyToMateriallyAffectRegistrantTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cybersecurity Risk Materially Affected or Reasonably Likely to Materially Affect Registrant [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TreasuryStockCommonMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Treasury Stock, Common [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TreasuryStockCommonMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Treasury Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_InvestmentsMaximumMaturityTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investments, maximum maturity term</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_InvestmentsMaximumMaturityTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investments Maximum Maturity Term</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_InvestmentsMaximumMaturityTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The maximum maturity term of investments, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cyd_CybersecurityRiskManagementProcessesIntegratedFlag_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cybersecurity Risk Management Processes Integrated [Flag]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProfitLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Income (Loss), Including Portion Attributable to Noncontrolling Interest</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProfitLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProfitLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net income (loss)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockSharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Preferred shares, shares issued</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockSharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Preferred stock, shares issued (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockSharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Preferred Stock, Shares Issued</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedCashCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Restricted cash</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedCashCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Restricted cash</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedCashCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Restricted Cash, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedCashCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Restricted cash - end of period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedCashCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Restricted cash - beginning of period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_NumberOfSharesSubjectToForfeiture_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number Of Shares Subject To Forfeiture</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_NumberOfSharesSubjectToForfeiture_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The number of shares owned by the founders subject to forfeiture if the underwriter overallotment option is not exercised in the proposed public offering.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_NumberOfSharesSubjectToForfeiture_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Shares subject to forfeiture</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ProceedsFromInvestmentIntoTrustAccountInConnectionWithRedemptions_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds From Investment Into Trust Account In Connection With Redemptions</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ProceedsFromInvestmentIntoTrustAccountInConnectionWithRedemptions_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of cash inflow associated with proceeds from investments into Trust Account in connection with redemptions.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ProceedsFromInvestmentIntoTrustAccountInConnectionWithRedemptions_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash withdrawn from Trust Account in connection with redemptions</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_TransactionCost_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Transaction Cost</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_TransactionCost_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the amount of transaction costs incurred.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_TransactionCost_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Transaction costs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_DepositToTrustAccountExtensionPaymentPerMonth_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deposit to Trust Account, extension payment per month</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_DepositToTrustAccountExtensionPaymentPerMonth_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount to be paid each month for extension as per the second trust amendment.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_CashInflowsIntoRestrictedStock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Restricted Cash</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_CashInflowsIntoRestrictedStock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Inflows Into Restricted Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_CashInflowsIntoRestrictedStock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of cash inflows into restricted stock.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsHeldInTrustNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investments held in Trust Account</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsHeldInTrustNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Asset, Held-in-Trust, Noncurrent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ThresholdPeriodForNotToTransferAssignOrSellAnySharesOrWarrantsAfterCompletionOfInitialBusinessCombination_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Threshold period for not to transfer, assign or sell any of their shares or warrants after the completion of the initial business combination</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ThresholdPeriodForNotToTransferAssignOrSellAnySharesOrWarrantsAfterCompletionOfInitialBusinessCombination_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Threshold Period For Not To Transfer Assign Or Sell Any Shares Or Warrants After Completion Of Initial Business Combination</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ThresholdPeriodForNotToTransferAssignOrSellAnySharesOrWarrantsAfterCompletionOfInitialBusinessCombination_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The period of time which must elapse after completion of a business combination before the Sponsor can transfer, assign or sell any Founder Shares unless other specified conditions are met.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TypeOfArrangementAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Collaborative Arrangement and Arrangement Other than Collaborative [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfStockDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Stock [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputSharePriceMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stock Price</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputSharePriceMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Input, Share Price [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Shares, Outstanding</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Common Stock, Shares, Outstanding, Ending Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Common Stock, Shares, Outstanding, Beginning Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock, shares outstanding (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ThirdSpecialMeetingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Third Special Meeting</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ThirdSpecialMeetingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Third Special Meeting [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ThirdSpecialMeetingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Third special meeting member.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Schedule income tax provision</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockParOrStatedValuePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Preferred stock, par value, (per share)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockParOrStatedValuePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Preferred Stock, Par or Stated Value Per Share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockParOrStatedValuePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Preferred stock, par value, (in dollars per share)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_BasePurchasePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Base purchase price.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_BasePurchasePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Base Purchase Price</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_BasePurchasePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Base purchase price</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TemporaryEquityRedemptionPricePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Temporary Equity, Redemption Price Per Share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TemporaryEquityRedemptionPricePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Class A common stock subject to possible redemption, redemption value (in dollars per share)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TemporaryEquityRedemptionPricePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Redemption price (per share)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SeriesBShadowPreferredMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Series B Shadow Preferred [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SeriesBShadowPreferredMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Series B Shadow Preferred.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SeriesBShadowPreferredMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Series B Shadow Preferred</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cyd_CybersecurityRiskProcessForInformingManagementOrCommitteesResponsibleTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cybersecurity Risk Process for Informing Management or Committees Responsible [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Cash_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Cash_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TemporaryEquityAccretionToRedemptionValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Temporary Equity, Accretion to Redemption Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TemporaryEquityAccretionToRedemptionValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accretion of Class A common stock subject to possible redemption</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityInteractiveDataCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Interactive Data Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PaymentsForInvestmentOfCashInTrustAccount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments for investment of cash in Trust Account</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PaymentsForInvestmentOfCashInTrustAccount_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of cash outflow for investment of cash in trust account.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PaymentsForInvestmentOfCashInTrustAccount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash deposited into trust account</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ThresholdNumberOfBusinessDaysBeforeSendingNoticeOfRedemptionToWarrantHolders_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Threshold Number Of Business Days Before Sending Notice Of Redemption To Warrant Holders</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ThresholdNumberOfBusinessDaysBeforeSendingNoticeOfRedemptionToWarrantHolders_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Threshold number of business days before sending notice of redemption to warrant holders.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ThresholdNumberOfBusinessDaysBeforeSendingNoticeOfRedemptionToWarrantHolders_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Threshold Number of Business Days Before Sending Notice of Redemption to Warrant Holders</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transaction [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash equivalents or restricted cash balances</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Cash and restricted cash</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Cash and restricted cash - end of period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Cash and restricted cash - beginning of period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_LockUpAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lock Up Agreement [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_LockUpAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Lock Up Agreement.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_LockUpAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Lock up Agreement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionsDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transactions Disclosure [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionsDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">RELATED PARTY TRANSACTIONS</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RangeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statistical Measurement [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_FranchiseTaxExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Franchise tax expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_FranchiseTaxExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Franchise Tax Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_FranchiseTaxExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of franchise tax expense incurred during the period.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_TransferAssignOrSellAnySharesOrWarrantsAfterCompletionOfInitialBusinessCombinationStockPriceTrigger_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Transfer Assign Or Sell Any Shares Or Warrants After Completion Of Initial Business Combination Stock Price Trigger</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_TransferAssignOrSellAnySharesOrWarrantsAfterCompletionOfInitialBusinessCombinationStockPriceTrigger_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The share price threshold that must be achieved in order to waive the restriction on transfer of shares during a restricted period after a business combination.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_TransferAssignOrSellAnySharesOrWarrantsAfterCompletionOfInitialBusinessCombinationStockPriceTrigger_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stock price trigger to transfer, assign or sell any shares or warrants of the company, after the completion of the initial business combination (in dollars per share)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets, Fair Value Disclosure</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Assets, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_NumberOfSubsidiaries_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the number of subsidiaries.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_NumberOfSubsidiaries_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number Of Subsidiaries</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_NumberOfSubsidiaries_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Wholly owned subsidiary</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related and Nonrelated Parties [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Financial Instruments, Liabilities [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Derivative Financial Instruments Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_DueFromSponsorCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Due from sponsor</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_DueFromSponsorCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Due From Sponsor Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_DueFromSponsorCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Due from sponsor.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PaymentsForDepositsIntoTrustAccountForExtension_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments For Deposits Into Trust Account For Extension</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PaymentsForDepositsIntoTrustAccountForExtension_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The cash outflow for the deposits into trust account for extension.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PaymentsForDepositsIntoTrustAccountForExtension_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Principal deposits into Trust Account for Extension</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_BusinessCombinationAdvisoryAgreementRightOfFirstRefusalPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Advisory agreement, right of first refusal period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_BusinessCombinationAdvisoryAgreementRightOfFirstRefusalPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination Advisory Agreement Right Of First Refusal Period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_BusinessCombinationAdvisoryAgreementRightOfFirstRefusalPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The duration period of right of first refusal under the advisory agreement.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BasisOfPresentationAndSignificantAccountingPoliciesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Basis of Presentation and Significant Accounting Policies [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BasisOfPresentationAndSignificantAccountingPoliciesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ClassOfWarrantOrRightRedemptionOfWarrantsOrRightsThresholdTradingDays_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class Of Warrant Or Right Redemption Of Warrants Or Rights Threshold Trading Days</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ClassOfWarrantOrRightRedemptionOfWarrantsOrRightsThresholdTradingDays_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Threshold number of specified trading days for stock price trigger considered for redemption of warrants.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ClassOfWarrantOrRightRedemptionOfWarrantsOrRightsThresholdTradingDays_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Threshold trading days for redemption of public warrants</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ScheduleOfCondensedBalanceSheetAreReconciledTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Condensed Balance Sheet Are Reconciled [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ScheduleOfCondensedBalanceSheetAreReconciledTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Schedule of condensed balance sheet are reconciled.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ScheduleOfCondensedBalanceSheetAreReconciledTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of common stock subject to redemption reflected on the balance sheet</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Assets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Assets_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_EvergreenPercentageForTwoThousandAndTwentyFivePlan_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Evergreen percentage for 2025 Plan</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_EvergreenPercentageForTwoThousandAndTwentyFivePlan_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Evergreen percentage for two thousand and twenty five plan</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_EvergreenPercentageForTwoThousandAndTwentyFivePlan_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Evergreen percentage for two thousand and twenty five plan.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_EvergreenPercentageForEquityIncentivePlan_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Evergreen Percentage For Equity Incentive Plan</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_EvergreenPercentageForEquityIncentivePlan_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Evergreen percentage for equity incentive plan.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_EvergreenPercentageForEquityIncentivePlan_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Evergreen percentage for equity incentive plan</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">New Accounting Pronouncements, Policy [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Recent Accounting Standards</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressCityOrTown_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, City or Town</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_NumberOfSharesIssuedPerUnit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number Of Shares Issued Per Unit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_NumberOfSharesIssuedPerUnit_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the number of shares in a unit.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_NumberOfSharesIssuedPerUnit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of shares in a unit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">AOCI Attributable to Parent [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Unrealized Gain/Loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_AuditorLocation_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Auditor Location</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cyd_CybersecurityRiskMateriallyAffectedOrReasonablyLikelyToMateriallyAffectRegistrantFlag_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cybersecurity Risk Materially Affected or Reasonably Likely to Materially Affect Registrant [Flag]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PenaltiesAndInterestOnExciseTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Penalties and interest on excise tax</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PenaltiesAndInterestOnExciseTax_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Penalties and interest on excise tax.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PenaltiesAndInterestOnExciseTax_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Penalties and interest on excise tax</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentFaceAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Face Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentFaceAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt instrument amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentFaceAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Amount borrowed</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Price per share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share Price</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredChargesPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Offering Costs associated with the Initial Public Offering</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredChargesPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Charges, Policy [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Segment Reporting Information, by Segment [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cyd_CybersecurityRiskThirdPartyOversightAndIdentificationProcessesFlag_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cybersecurity Risk Third Party Oversight and Identification Processes [Flag]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PrivatePlacementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Private Placement [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PrivatePlacementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Private Placement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsHeldInTrustCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Asset, Held-in-Trust, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsHeldInTrustCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Trust Account - Restricted for Redeeming Shareholders</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsHeldInTrustCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Trust Account - Restricted for Redeeming Shareholders</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_RelatedPartyTransactionExpensesFromTransactionsWithRelatedPartyPerMonth_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transaction Expenses From Transactions With Related Party Per Month</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_RelatedPartyTransactionExpensesFromTransactionsWithRelatedPartyPerMonth_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The contractual monthly amount to be paid for support services.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_RelatedPartyTransactionExpensesFromTransactionsWithRelatedPartyPerMonth_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Expenses per month</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cyd_CybersecurityRiskManagementPositionsOrCommitteesResponsibleReportToBoardFlag_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cybersecurity Risk Management Positions or Committees Responsible Report to Board [Flag]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CurrentStateAndLocalTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Current State and Local Tax Expense (Benefit)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CurrentStateAndLocalTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingCodmIndividualTitleAndPositionOrGroupOrCommitteeNameExtensibleEnumeration_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Segment Reporting, CODM, Individual Title and Position or Group Name [Extensible Enumeration]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_BusinessCombinationAdvisoryFeesPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination Advisory Fees Payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_BusinessCombinationAdvisoryFeesPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of advisory fees payable for the advisory services related to the business combination.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_BusinessCombinationAdvisoryFeesPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Advisory fees payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_BusinessCombinationAdvisoryFeesPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Advisory fees</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueDisclosuresAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Disclosures [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityPublicFloat_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Public Float</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueNewIssues_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period, Value, New Issues</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueNewIssues_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Aggregate purchase price</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredTaxAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Tax Assets, Net of Valuation Allowance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredTaxAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Deferred tax assets (liability), net of allowance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesCurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities, Current [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesCurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current liabilities:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SharesConsideredForCalculatingProportionateShares_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Shares considered for calculating proportionate shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SharesConsideredForCalculatingProportionateShares_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Shares considered for calculating proportionate shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SharesConsideredForCalculatingProportionateShares_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of shares considered for calculating proportionate shares.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ClassOfWarrantOrRightRedemptionOfWarrantsOrRightsThresholdConsecutiveTradingDays_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class Of Warrant Or Right Redemption Of Warrants Or Rights Threshold Consecutive Trading Days</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ClassOfWarrantOrRightRedemptionOfWarrantsOrRightsThresholdConsecutiveTradingDays_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Threshold number of specified consecutive trading days for stock price trigger considered for redemption of warrants.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ClassOfWarrantOrRightRedemptionOfWarrantsOrRightsThresholdConsecutiveTradingDays_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Threshold consecutive trading days for redemption of public warrants</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxesPaidNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Taxes Paid, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxesPaidNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Income Taxes Paid, Net, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxesPaidNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash paid for income taxes</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentType_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Type</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_BlaizeHoldingsIncMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Blaize Holdings, Inc.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_BlaizeHoldingsIncMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">BlaizeHoldingsInc. [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_BlaizeHoldingsIncMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">BlaizeHoldingsInc.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_Security12bTitle_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Title of 12(b) Security</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash and Cash Equivalents, at Carrying Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Cash and Cash Equivalents, at Carrying Value, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Cash - beginning of period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Cash - end of period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_CashPaymentAgreedInLieuOfFullDeferredUnderwritingCommission_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Payment Agreed in Lieu of Full Deferred Underwriting Commission</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_CashPaymentAgreedInLieuOfFullDeferredUnderwritingCommission_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of cash payment agreed in lieu of full deferred underwriting commissions.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_CashPaymentAgreedInLieuOfFullDeferredUnderwritingCommission_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash payment agreed in lieu of full deferred underwriting commission</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cyd_CybersecurityRiskManagementStrategyAndGovernanceLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cybersecurity Risk Management, Strategy, and Governance [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementOfStockholdersEquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement of Stockholders' Equity [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Beginning Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Ending Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentFiscalPeriodFocus_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Fiscal Period Focus</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_CommonStockCapitalSharesReservedForFutureIssuanceTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock Capital Shares Reserved For Future Issuance [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_CommonStockCapitalSharesReservedForFutureIssuanceTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Common stock capital shares reserved for future issuance.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_CommonStockCapitalSharesReservedForFutureIssuanceTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Common Stock Reserved for Issuance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DescriptionOfEffectOnPreviouslyReportedSegmentInformationForChangeInCompositionOfReportableSegments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Segment Reporting, Recasting, Previously Reported Information, Description</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_AggregateReserveSizedUnderEquityIncentivePlanAndEsppPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Aggregate Reserve Sized Under Equity Incentive Plan And Espp Percentage</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_AggregateReserveSizedUnderEquityIncentivePlanAndEsppPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Aggregate Reserve Sized under Equity Incentive Plan and ESPP, Percentage.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_AggregateReserveSizedUnderEquityIncentivePlanAndEsppPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Percentage of aggregate reserve size under Equity Incentive Plan and ESPP</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SeriesAShadowPreferredMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Series A Shadow Preferred [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SeriesAShadowPreferredMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Series A Shadow Preferred.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SeriesAShadowPreferredMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Series A Shadow Preferred</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ThresholdIssuePriceForCapitalRaisingPurposesInConnectionWithClosingOfBusinessCombination_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Threshold Issue Price For Capital Raising Purposes In Connection With Closing Of Business Combination</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ThresholdIssuePriceForCapitalRaisingPurposesInConnectionWithClosingOfBusinessCombination_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Threshold issue price for capital raising purposes in connection with the closing of a Business Combination.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ThresholdIssuePriceForCapitalRaisingPurposesInConnectionWithClosingOfBusinessCombination_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Threshold issue price for capital raising purposes in connection with the closing of a Business Combination</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConsolidationPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Principles of Consolidation</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PercentageOfBeneficialOwnershipHeld_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Percentage Of beneficial Ownership Held</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PercentageOfBeneficialOwnershipHeld_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Percentage of beneficial ownership held.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PercentageOfBeneficialOwnershipHeld_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Percentage of beneficial ownership held</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Event Type [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_RegistrationRightsAgreementsDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Registration rights agreements description</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_RegistrationRightsAgreementsDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Registration rights agreements description.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputExpectedTermMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Input, Expected Term [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputExpectedTermMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Expected Life</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputExpectedTermMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Weighted-Average Expected Life (in years)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_RelatedPartyLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Loans [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_RelatedPartyLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Related Party Loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_RelatedPartyLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">This member stands for related party loans.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_AssetsHeldInTrustAccountPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Investments Held in Trust Account</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_AssetsHeldInTrustAccountPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets Held In Trust Account Policy [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_AssetsHeldInTrustAccountPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Disclosure of accounting policy for assets held in trust account.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Warrants to purchase shares, per share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Exercise Price</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Exercise price of warrants</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Instruments [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Warrant or Right [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsidiarySaleOfStockAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Sale of Stock [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Cash Provided by (Used in) Investing Activities [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash flows from investing activities:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_BackstopAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Backstop Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_BackstopAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Backstop amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_BackstopAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Backstop amount which says minimum amount of cash in trust account following redemptions and before payment of expenses. considered in determining sponsor obligation to purchase shares.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Tax Disclosure [Text Block]</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Schedule of reconciliation of the federal income tax rate to the company's effective tax rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cyd_CybersecurityRiskManagementStrategyAndGovernanceAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cybersecurity Risk Management, Strategy, and Governance [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ReturnOfPerShareOfNon-RedeemedShare_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Return of Per Share of Non-Redeemed Share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ReturnOfPerShareOfNon-RedeemedShare_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Return of per share of non-redeemed share.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ReturnOfPerShareOfNon-RedeemedShare_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Return of per share of non-redeemed share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Stockholders' Equity [Roll Forward]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfSubsidiaryOrEquityMethodInvesteeTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsidiary or Equity Method Investee, Sale of Stock [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressAddressLine2_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, Address Line Two</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesAndStockholdersEquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities and Equity [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesAndStockholdersEquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Liabilities and stockholders' deficit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentPeriodEndDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Period End Date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Cash Provided by (Used in) Financing Activities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net cash provided by (used in) financing activities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonClassAMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Class A [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonClassAMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Class A common stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_IcfrAuditorAttestationFlag_lbl" xlink:role="http://www.xbrl.org/2003/role/label">ICFR Auditor Attestation Flag</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateContinuingOperations_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation, Percent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateContinuingOperations_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Effective income tax rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateContinuingOperations_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Income tax provision</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateContinuingOperations_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Effective income tax rate (in percent)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_MaximumNumberOfDemandsForRegistrationOfSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Maximum number of demands for registration of securities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_MaximumNumberOfDemandsForRegistrationOfSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Maximum Number of Demands for Registration of Securities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_MaximumNumberOfDemandsForRegistrationOfSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the maximum number of demands for registration of securities.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityNoteAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stockholders' Equity Note [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net loss per share attributable to common stockholders, basic and diluted</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Anti-dilutive securities attributable to warrants (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonClassBMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Class B Common Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonClassBMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Class B [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccruedLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accrued Liabilities, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccruedLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Accrued Liabilities, Current, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccruedLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Derivative Liability</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income tax expense (benefit)</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Provision for income taxes</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Provision for income taxes</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel">Provision for income taxes</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Provision for income taxes</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_BusinessCombinationAdvisoyFeesMaximumDeferredPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination Advisoy Fees Maximum Deferred Period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_BusinessCombinationAdvisoyFeesMaximumDeferredPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Business combination advisoy fees maximum deferred period.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_BusinessCombinationAdvisoyFeesMaximumDeferredPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Maximum period can deferred advisoy fees</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_FounderSharesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Founder Shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_FounderSharesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Founder Shares [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_FounderSharesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The member representing the founder shares.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_TradingSymbol_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Trading Symbol</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total stockholders' deficit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity, Attributable to Parent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Balance at the end</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Balance at the beginning</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_StockOptionsAvailableForFutureIssuanceMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stock Options Available for Future Issuance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_StockOptionsAvailableForFutureIssuanceMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Options Available For Future Issuance [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_StockOptionsAvailableForFutureIssuanceMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Stock Options Available for Future Issuance.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredTaxAssetsGross_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Tax Assets, Gross</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredTaxAssetsGross_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gross deferred tax assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredTaxAssetsGross_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel">Gross deferred tax assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredTaxAssetsGross_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total deferred tax assets (liabilities), net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_CurrentFederalTaxExpenseBenefitIncludesPenaltiesAndInterestCharges_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Current Federal Tax Expense Benefit Includes Penalties and Interest Charges</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_CurrentFederalTaxExpenseBenefitIncludesPenaltiesAndInterestCharges_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Current federal tax expense benefit includes penalties and interest charges</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_CurrentFederalTaxExpenseBenefitIncludesPenaltiesAndInterestCharges_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current federal tax expense benefit includes penalties and interest charges</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_UnitPrice_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Unit Price</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_UnitPrice_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Price of a single unit.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_UnitPrice_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Price per share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_MinimumNetTangibleAssetsRequiredToConsummateBusinessCombination_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Minimum Net Tangible Assets Required to Consummate Business Combination</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_MinimumNetTangibleAssetsRequiredToConsummateBusinessCombination_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Minimum net tangible assets required to consummate business combination.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_MinimumNetTangibleAssetsRequiredToConsummateBusinessCombination_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Consummation of business combination</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentConvertibleConversionPrice1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Convertible, Conversion Price</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentConvertibleConversionPrice1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt instrument, convertible, conversion price</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentConvertibleConversionPrice1_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Price per which the outstanding principal amount can be converted</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConversionOfStockSharesIssued1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Conversion of Stock, Shares Issued</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConversionOfStockSharesIssued1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Shares transferred from Class B shares to Class A share (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transactions [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">RELATED PARTY TRANSACTIONS</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_FranchiseTaxPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Franchise Tax Payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_FranchiseTaxPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Franchise tax payable.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_FranchiseTaxPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Franchise tax payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cyd_CybersecurityRiskManagementStrategyAndGovernanceTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cybersecurity Risk Management, Strategy, and Governance [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cyd_CybersecurityRiskManagementExpertiseOfManagementResponsibleTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cybersecurity Risk Management Expertise of Management Responsible [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NatureOfOperations_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Nature of Operations [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NatureOfOperations_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">DESCRIPTION OF ORGANIZATION AND BUSINESS OPERATIONS</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Change in estimated fair value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Input Type [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PrivatePlacementAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Private Placement [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PrivatePlacementAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Private placement.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_UseOfEstimates_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Use of Estimates, Policy [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_UseOfEstimates_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Use of Estimates</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_EquityFairValueStockholderNonRedemptionAgreement_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Fair Value Stockholder Non Redemption Agreement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_EquityFairValueStockholderNonRedemptionAgreement_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of fair value of equity transferrable to the Non-Redeeming Stockholders pursuant to the Non-Redemption Agreement.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_EquityFairValueStockholderNonRedemptionAgreement_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Aggregate fair value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_EquityFairValueStockholderNonRedemptionAgreement_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Stockholder Non-Redemption Agreement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash and Cash Equivalents, Policy [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash and Cash Equivalents</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfStockLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">STOCKHOLDERS' DEFICIT</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfStockLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Stock [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputPriceVolatilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Expected Volatility</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputPriceVolatilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Implied volatility</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputPriceVolatilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Volatility</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PublicWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Public Warrants [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PublicWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Public Warrants</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PublicWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents a redeemable warrant (Public Warrant) that entitles the holder to purchase shares of common stock subject to adjustme</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_StatementScenarioAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Scenario [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_SecurityExchangeName_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Security Exchange Name</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SeriesSeedShadowPreferredMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Series Seed Shadow Preferred</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SeriesSeedShadowPreferredMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Series Seed Shadow Preferred [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SeriesSeedShadowPreferredMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Series Seed Shadow Preferred.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RepurchaseAgreementCounterpartyNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Counterparty Name [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value by Liability Class [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionAcquireeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Acquisition, Acquiree [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputRiskFreeInterestRateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Input, Risk Free Interest Rate [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputRiskFreeInterestRateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Risk-free Rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementClassOfStockAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Stock [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_LegalEntityAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Legal Entity [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_InitialPublicOfferingTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Initial Public Offering [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_InitialPublicOfferingTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Initial public offering.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_InitialPublicOfferingTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">INITIAL PUBLIC OFFERING</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueDisclosuresTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Disclosures [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueDisclosuresTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">FAIR VALUE MEASUREMENTS</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConversionOfStockSharesConverted1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Conversion of Stock, Shares Converted</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConversionOfStockSharesConverted1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Exchange shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConversionOfStockSharesConverted1_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Conversion of shares (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Event [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Subsequent Event</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MaximumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Maximum [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MaximumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Maximum</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities and Equity</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total liabilities and stockholders' deficit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SupplementalCashFlowInformationAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Reconciliation of cash and restricted cash:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SupplementalCashFlowInformationAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Reconciliation of cash and restricted cash:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_WarrantClassificationPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Warrant Classification [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_WarrantClassificationPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Disclosure of accounting policy for warrant classification.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_WarrantClassificationPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Warrant Classification</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ExciseTaxLiabilityArisingFromRedemptionOfClassShares_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Excise tax liability arising from redemption of Class A shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ExciseTaxLiabilityArisingFromRedemptionOfClassShares_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Excise Tax Liability Arising From Redemption Of Class Shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ExciseTaxLiabilityArisingFromRedemptionOfClassShares_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of excise tax liability arising from redemption of Class A shares.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Earnings Per Share, Diluted, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Diluted net (loss) income per common stock (in dollars per share)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Net income per share - diluted</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net income (loss) per share, diluted (in dollars per share)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ProceedsFromTrustAccountUsedToPayFranchiseAndIncomeTaxes_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds From Trust Account Used To Pay Franchise And Income Taxes</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ProceedsFromTrustAccountUsedToPayFranchiseAndIncomeTaxes_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of cash inflow associated with proceeds from trust account used to pay franchise and income taxes.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ProceedsFromTrustAccountUsedToPayFranchiseAndIncomeTaxes_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Withdrawn from the interest earned in the Trust Account</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityExTransitionPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Ex Transition Period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Liabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Liabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementsFairValueHierarchyDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Hierarchy and NAV [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total current assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Cash Provided by (Used in) Investing Activities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net cash provided by investing activities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ScenarioForecastMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Forecast [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesNewIssues_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stock issued (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesNewIssues_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period, Shares, New Issues</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_UnrecognizedTaxBenefits_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Unrecognized Tax Benefits</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_UnrecognizedTaxBenefits_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Unrecognized tax benefits</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_UnrecognizedTaxBenefits_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Unrecognized tax benefits, Beginning balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_UnrecognizedTaxBenefits_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Unrecognized tax benefits, Ending balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ThresholdTradingDaysForTransferAssignOrSaleOfSharesOrWarrantsAfterCompletionOfInitialBusinessCombination_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Threshold Trading Days For Transfer Assign Or Sale Of Shares Or Warrants After Completion Of Initial Business Combination</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ThresholdTradingDaysForTransferAssignOrSaleOfSharesOrWarrantsAfterCompletionOfInitialBusinessCombination_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Threshold trading days for transfer, assign or sale of shares or warrants, after the completion of the initial business combination.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ThresholdTradingDaysForTransferAssignOrSaleOfSharesOrWarrantsAfterCompletionOfInitialBusinessCombination_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Threshold trading days for transfer, assign or sale of shares or warrants, after the completion of the initial business combination</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Percent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Valuation allowance, Percent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Change in valuation allowance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_MaximumLoansConvertibleIntoWarrants_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Maximum Loans Convertible Into Warrants</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_MaximumLoansConvertibleIntoWarrants_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The maximum amount which a potential loan could have repaid through issuance of warrants.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_MaximumLoansConvertibleIntoWarrants_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loan conversion agreement warrant</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityFilerCategory_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Filer Category</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingRecastPreviouslyReportedInformation_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Segment Reporting, Recasting, Previously Reported Information [true false]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAccrued_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Unrecognized Tax Benefits, Income Tax Penalties Accrued</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAccrued_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Unrecognized tax benefits accrued for interest and penalties included in income taxes payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_MaximumNumberOfSharesNotForRedemption_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Maximum Number of Shares Not for Redemption</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_MaximumNumberOfSharesNotForRedemption_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Maximum number of stock not for redemption such as non-redeemed shares.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_MaximumNumberOfSharesNotForRedemption_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Non-Redeemed shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PayableCommonStockRedeemed_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Redeemed stock payable to public stockholders</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PayableCommonStockRedeemed_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payable, Common Stock Redeemed</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByEachWarrantOrRight_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Number of shares per warrant</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByEachWarrantOrRight_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of shares issuable per warrant</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByEachWarrantOrRight_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Warrant or Right, Number of Securities Called by Each Warrant or Right</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Income (Loss) Available to Common Stockholders, Diluted</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net Income (Loss) Available to Common Stockholders, Diluted, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Allocation of net income, diluted</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_MergerAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Merger Agreement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_MergerAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Merger Agreement [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_MergerAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Merger Agreement.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NonoperatingIncomeExpenseAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other income:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NonoperatingIncomeExpenseAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Nonoperating Income (Expense) [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_CommonClassANotSubjectToRedemptionMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Class A common stock not subject to possible redemption</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_CommonClassANotSubjectToRedemptionMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Class A Not Subject To Redemption [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_CommonClassANotSubjectToRedemptionMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">This member stands for classification of common stock representing ownership interest in a corporation that is not subject to redemption.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_CommonClassANotSubjectToRedemptionMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Non-Redeemable Class A common stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_CurrentFiscalYearEndDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Current Fiscal Year End Date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_UnderwritingCashDiscountPercentagePerUnit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Underwriting cash discount per unit (in percentage)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_UnderwritingCashDiscountPercentagePerUnit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Underwriting Cash Discount Percentage Per Unit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_UnderwritingCashDiscountPercentagePerUnit_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the underwriting cash discount percentage per unit.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_BusinessCombinationAdvisoryFeesPaid_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination Advisory Fees Paid</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_BusinessCombinationAdvisoryFeesPaid_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Business combination advisory fees paid.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_BusinessCombinationAdvisoryFeesPaid_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Advisor fees paid</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_AdvisoryAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Advisory Agreement [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_AdvisoryAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Advisory agreement.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_AdvisoryAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Advisory Agreement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transaction [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related and Nonrelated Parties [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityRegistrantName_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Registrant Name</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityRegistrantName_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Registrant Name</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ClassOfWarrantOrRightMinimumThresholdWrittenNoticePeriodForRedemptionOfWarrants_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class Of Warrant Or Right Minimum Threshold Written Notice Period For Redemption Of Warrants</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ClassOfWarrantOrRightMinimumThresholdWrittenNoticePeriodForRedemptionOfWarrants_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The minimum threshold period during which a written notice is required for redemption of warrants, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ClassOfWarrantOrRightMinimumThresholdWrittenNoticePeriodForRedemptionOfWarrants_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Minimum threshold written notice period for redemption of public warrants</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NumberOfReportableSegments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number of Reportable Segments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NumberOfReportableSegments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of reportable segment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityEmergingGrowthCompany_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Emerging Growth Company</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Liabilities, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Advances from sponsor</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Advances owed to the Sponsor</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Weighted Average Number of Shares Outstanding, Basic, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Weighted average shares outstanding, basic (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Weighted-average shares outstanding - basic</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_DepositInTrustAccount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deposit In Trust Account</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_DepositInTrustAccount_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of deposit in the trust account .</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_DepositInTrustAccount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deposit in trust account</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LossContingenciesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">COMMITMENTS AND CONTINGENCIES</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SaleOfStockUnderwritingFees_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Underwriting fees</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SaleOfStockUnderwritingFees_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Sale Of Stock Underwriting Fees</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SaleOfStockUnderwritingFees_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the amount of offering fees incurred and paid for underwriters.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SaleOfStockUnderwritingFees_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Underwriting commissions</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesAuthorized_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Shares Authorized</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesAuthorized_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Common shares, shares authorized (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesAuthorized_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock, shares authorized (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PercentageOfAdvisoryFeePaidInCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Percentage of advisory fee paid in common stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PercentageOfAdvisoryFeePaidInCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Percentage of advisory fee paid in common stock.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel1Member_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Inputs, Level 1 [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel1Member_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Level 1</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_MeasurementInputMarketImpliedLikelihoodOfInitialBusinessCombinationMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Input Market Implied Likelihood Of Initial Business Combination [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_MeasurementInputMarketImpliedLikelihoodOfInitialBusinessCombinationMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Measurement Input Market Implied Likelihood Of Initial Business Combination.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_MeasurementInputMarketImpliedLikelihoodOfInitialBusinessCombinationMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Market implied likelihood of Initial Business Combination</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentsIncorporatedByReferenceTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Documents Incorporated by Reference [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PercentageOfGrossProceedsOnTotalEquityProceeds_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Percentage Of Gross Proceeds On Total Equity Proceeds</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PercentageOfGrossProceedsOnTotalEquityProceeds_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the percentage of gross proceeds on total equity proceeds.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PercentageOfGrossProceedsOnTotalEquityProceeds_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Percentage of gross proceeds on total equity proceeds</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialInstrumentAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Instrument [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerSharePolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Share, Policy [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerSharePolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net Income (Loss) Per Common Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_NonRedemptionAgreementsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Non RedemptionAgreements [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_NonRedemptionAgreementsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the member information pertaining to non-redemption agreements.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_NonRedemptionAgreementsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Non-Redemption Agreements</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilityCurrentRelatedPartyTypeExtensibleEnumeration_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Liability, Current, Related Party [Extensible Enumeration]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_UnitsIssuedDuringPeriodSharesNewIssues_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Number of units sold</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_UnitsIssuedDuringPeriodSharesNewIssues_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Sale of units, net of underwriting discounts (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_UnitsIssuedDuringPeriodSharesNewIssues_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Units Issued During Period Shares New Issues</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_UnitsIssuedDuringPeriodSharesNewIssues_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of new units issued during the period.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SaleOfStockOtherOfferingCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other offering costs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SaleOfStockOtherOfferingCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Sale Of Stock Other Offering Costs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SaleOfStockOtherOfferingCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the amount of other offering costs incurred.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SeriesDShadowPreferredMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Series D Shadow Preferred [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SeriesDShadowPreferredMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Series D Shadow Preferred.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SeriesDShadowPreferredMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Series D Shadow Preferred</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOfWarrants_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Allocated from proceeds of Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOfWarrants_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Aggregate purchase price</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOfWarrants_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Proceeds allocated to public warrants</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsHeldInTrust_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash held outside of Trust Account</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsHeldInTrust_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Asset, Held-in-Trust</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsHeldInTrust_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Asset, Held-in-Trust, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_TemporaryEquityStockRedeemedDuringPeriodValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Temporary Equity, Stock Redeemed During Period, Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_TemporaryEquityStockRedeemedDuringPeriodValue_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Value of temporary stock redeemed during the period.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_TemporaryEquityStockRedeemedDuringPeriodValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Value of shares redeemed</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cyd_CybersecurityRiskRoleOfManagementTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cybersecurity Risk Role of Management [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquitySecuritiesFvNiMeasurementInput_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Securities, FV-NI, Measurement Input</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquitySecuritiesFvNiMeasurementInput_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Measurement input</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountingPoliciesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountingPoliciesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Significant Accounting Policies</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_InitialPublicOfferingTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Initial Public Offering [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_InitialPublicOfferingTable_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Initial public offering.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_InitialPublicOfferingTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">INITIAL PUBLIC OFFERING</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LineOfCredit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Line of Credit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LineOfCredit_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Long-Term Line of Credit, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LineOfCredit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Outstanding balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Tax Disclosure [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">INCOME TAX</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity, Attributable to Parent [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stockholders' deficit:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_TemporaryEquityStockRedeemedOrCalledDuringPeriodValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Temporary Equity, Stock Redeemed Or Called During Period, Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_TemporaryEquityStockRedeemedOrCalledDuringPeriodValue_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The impact of the value of stock classified as temporary equity bought back by the entity at the exercise price or redemption price.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_TemporaryEquityStockRedeemedOrCalledDuringPeriodValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Redemptions</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Supplemental non-cash disclosures;</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputExercisePriceMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Input, Exercise Price [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputExercisePriceMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Value per shares as of the valuation date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_AggregateReserveSizedUnderTwoThousandAndTwentyFivePlanAndTwoThousandAndTwentyFiveEsppPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Aggregate reserve sized under two thousand and twenty five plan and two thousand and twenty five espp percentage</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_AggregateReserveSizedUnderTwoThousandAndTwentyFivePlanAndTwoThousandAndTwentyFiveEsppPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Aggregate reserve sized under two thousand and twenty five plan and two thousand and twenty five espp percentage.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_AggregateReserveSizedUnderTwoThousandAndTwentyFivePlanAndTwoThousandAndTwentyFiveEsppPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Percentage of aggregate reserve size under 2025 Plan and 2025 ESPP</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_WarrantsAndRightsOutstandingExercisableTermAfterBusinessCombination_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The warrants exercisable term after the completion of a business combination, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_WarrantsAndRightsOutstandingExercisableTermAfterBusinessCombination_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Warrants And Rights Outstanding Exercisable Term After Business Combination</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_WarrantsAndRightsOutstandingExercisableTermAfterBusinessCombination_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Public Warrants exercisable term after the completion of a business combination</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ProbabilityOfSuccessfulBusinessCombinationMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Probability of Successful Business Combination [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ProbabilityOfSuccessfulBusinessCombinationMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Probability of Successful Business Combination.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ProbabilityOfSuccessfulBusinessCombinationMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Probability of a successful business combination</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Event [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_BurtechAcquisitionCorpMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">BURTECH ACQUISITION CORP [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_BurtechAcquisitionCorpMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Burtech Acquisition Corp [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_BurtechAcquisitionCorpMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Burtech acquisition corp.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockSharesAuthorized_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Preferred shares, shares authorized</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockSharesAuthorized_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Preferred Stock, Shares Authorized</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockSharesAuthorized_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Preferred stock, shares authorized</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_EfHuttonMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">EF Hutton</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_EfHuttonMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Ef Hutton [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_EfHuttonMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Ef Hutton.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityFileNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity File Number</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityFileNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Securities Act File Number</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Segment Reporting Disclosure [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">SEGMENT INFORMATION</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SponsorFees_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Sponsor Fees</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SponsorFees_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Sponsor fees</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Change in cash and cash equivalents</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net change in cash and restricted cash</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_InitialPublicOfferingLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Initial Public Offering [LineItems]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_InitialPublicOfferingLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Initial public offering.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_InitialPublicOfferingLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">INITIAL PUBLIC OFFERING</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WarrantsAndRightsOutstandingTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Warrants and Rights Outstanding, Term</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WarrantsAndRightsOutstandingTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Public Warrants expiration term</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WarrantsAndRightsOutstandingTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Warrants expiration term</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">State taxes, net of federal benefit, Percent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">State taxes, net of federal tax benefit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxExaminationPenaltiesAndInterestExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Tax Examination, Penalties and Interest Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxExaminationPenaltiesAndInterestExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Income Tax Examination, Penalties and Interest Expense, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxExaminationPenaltiesAndInterestExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Penalties and interest on excise taxes</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementOfFinancialPositionAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement of Financial Position [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PayToPlayWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Pay-to-Play Warrants [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PayToPlayWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Pay-to-Play Warrants.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PayToPlayWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Pay-to-Play Warrants</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IPOMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">IPO</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IPOMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">IPO [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IPOMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Initial Public Offering</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Income (Loss)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Loss from operations</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating costs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharesIssuedPricePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Shares Issued, Price Per Share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharesIssuedPricePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Conversion price, per share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharesIssuedPricePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Representative shares per share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_RedemptionOfWarrantsWhenPricePerShareOfClassCommonStockEqualsOrExceeds1800Member_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Redemption Of Warrants When Price Per Share Of Class Common Stock Equals Or Exceeds18.00 [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_RedemptionOfWarrantsWhenPricePerShareOfClassCommonStockEqualsOrExceeds1800Member_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Redemption of warrants when price per share of class common stock equals or exceeds18.00.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_RedemptionOfWarrantsWhenPricePerShareOfClassCommonStockEqualsOrExceeds1800Member_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Redemption of warrants when the price per class A ordinary share equals or exceeds $18.00</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccruedIncomeTaxesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income tax payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccruedIncomeTaxesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accrued Income Taxes, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityShellCompany_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Shell Company</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of key inputs used to value the company's Backstop subscription agreement / Non-Redemption Agreement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Measurement Inputs and Valuation Techniques [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityTaxIdentificationNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Tax Identification Number</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Warrant or Right [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueOfFinancialInstrumentsPolicy_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Fair Value of Financial Instruments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueOfFinancialInstrumentsPolicy_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value of Financial Instruments, Policy [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SeriesDExchangeShadowPreferredMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Series D Exchange Shadow Preferred [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SeriesDExchangeShadowPreferredMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Series D Exchange Shadow Preferred.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SeriesDExchangeShadowPreferredMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Series D Exchange Shadow Preferred</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityCurrentReportingStatus_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Current Reporting Status</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Income (Loss) Available to Common Stockholders, Basic</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net loss allocable to common stockholders</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Allocation of net income, basic</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Events [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_WarrantsAndRightsOutstandingExercisableTermFromClosingOfInitialPublicOffering_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Public Warrants exercisable term from the closing of the initial public offering</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_WarrantsAndRightsOutstandingExercisableTermFromClosingOfInitialPublicOffering_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Warrants And Rights Outstanding Exercisable Term From Closing Of Initial Public Offering</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_WarrantsAndRightsOutstandingExercisableTermFromClosingOfInitialPublicOffering_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The warrants exercisable term from the closing of the initial public offering, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentFiscalYearFocus_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Fiscal Year Focus</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Preferred Stock, Value, Issued</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Preferred stock, $0.0001 par value; 1,000,000 shares authorized; none issued and outstanding</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ConditionForFutureBusinessCombinationNumberOfBusinessesMinimum_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The minimum number of businesses which the reporting entity must acquire with the net proceeds of the offering.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ConditionForFutureBusinessCombinationNumberOfBusinessesMinimum_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Condition For Future Business Combination Number Of Businesses Minimum</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ConditionForFutureBusinessCombinationNumberOfBusinessesMinimum_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Condition for future business combination number of businesses minimum</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Acquisition [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_CityAreaCode_lbl" xlink:role="http://www.xbrl.org/2003/role/label">City Area Code</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PriorPeriodReclassificationAdjustmentDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Reclassification, Comparability Adjustment [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PriorPeriodReclassificationAdjustmentDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Revision to Prior Financial Statements</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromRelatedPartyDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from advances from Sponsor</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromRelatedPartyDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Proceeds from Advances from sponsor</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromRelatedPartyDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Related Party Debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total current liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities, Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ExpectedUnderwritingOfferingPrice_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Expected Underwriting Offering Price</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ExpectedUnderwritingOfferingPrice_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Expected underwriting offering price</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ExpectedUnderwritingOfferingPrice_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Expected underwriting offering price</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SummaryOfSignificantAccountingPoliciesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Summary Of Significant Accounting Policies [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SummaryOfSignificantAccountingPoliciesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Federal tax at statutory rate, Percent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Statutory federal income tax rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statutory federal income tax rate (in percent)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_DeferredTaxAssetsCapitalizedStartUpAndOrganizationCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Organizational costs &amp; start-up expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_DeferredTaxAssetsCapitalizedStartUpAndOrganizationCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Tax Assets Capitalized Start Up And Organization Costs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_DeferredTaxAssetsCapitalizedStartUpAndOrganizationCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">" Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from capitalized start up and organization costs."</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">DESCRIPTION OF ORGANIZATION AND BUSINESS OPERATIONS</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_LocalPhoneNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Local Phone Number</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SharePriceTriggerUsedToMeasureDilutionOfWarrants_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Share price trigger used to measure dilution of warrant</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SharePriceTriggerUsedToMeasureDilutionOfWarrants_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share Price Trigger Used To Measure Dilution Of Warrants</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SharePriceTriggerUsedToMeasureDilutionOfWarrants_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The cutoff price used to measure whether dilution of the warrant has occurred. Shares issued below this price will cause the exercise price of the warrant to be adjusted.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_CommonStockNumberOfVotesPerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common shares, votes per share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_CommonStockNumberOfVotesPerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock Number Of Votes Per Share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_CommonStockNumberOfVotesPerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The number of votes that each common share is entitled.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Preferred shares, shares outstanding</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Preferred stock, shares outstanding (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Preferred Stock, Shares Outstanding</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Preferred Stock, Shares Outstanding, Ending Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Preferred Stock, Shares Outstanding, Beginning Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdditionalPaidInCapital_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Additional Paid in Capital</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdditionalPaidInCapital_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Additional Paid in Capital, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdditionalPaidInCapital_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Additional paid-in capital</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_TemporaryEquityPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Temporary Equity Policy [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_TemporaryEquityPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Disclosure of accounting policy for temporary equity.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_TemporaryEquityPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Common Stock Subject to Possible Redemption</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsQuantitativeInformationAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Measurement Inputs and Valuation Techniques [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PrivatePlacementWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Private Placement Warrants [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PrivatePlacementWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents a redeemable warrant (Private Placement Warrant) that entitles the holder to purchase shares of common stock if the underwriter's option is exercised in full</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PrivatePlacementWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Private Placement Units</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Tax, Policy [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income Taxes</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsidiarySaleOfStockLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsidiary, Sale of Stock [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsidiarySaleOfStockLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">DESCRIPTION OF ORGANIZATION AND BUSINESS OPERATIONS</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commitments and Contingencies Disclosure [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">COMMITMENTS AND CONTINGENCIES</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Balance at the beginning (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Balance at the end (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Shares, Issued</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByBalanceSheetGroupingTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, by Balance Sheet Grouping [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Deferred Tax Assets and Liabilities [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of company's net deferred tax assets (liability)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentInformationLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Information [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Retained Earnings [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accumulated Deficit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OverAllotmentOptionMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Over-Allotment Option [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OverAllotmentOptionMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Over-allotment option</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_MaximumAllowedDissolutionExpenses_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Maximum allowed dissolution expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_MaximumAllowedDissolutionExpenses_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Maximum Allowed Dissolution Expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_MaximumAllowedDissolutionExpenses_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The maximum amount permitted to be paid for dissolution expenses if a business combination is not completed within the specified period.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentTransitionReport_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Transition Report</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_BusinessCombinationAdvisoyFeesDeferred_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Advisory fees deferred</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_BusinessCombinationAdvisoyFeesDeferred_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination Advisoy Fees Deferred</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_BusinessCombinationAdvisoyFeesDeferred_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of deferred advisory fees attributable to business combination.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_StockOptionsAndRestrictedStockUnitsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Options And Restricted Stock Units [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_StockOptionsAndRestrictedStockUnitsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Stock Options and Restricted Stock Units.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_StockOptionsAndRestrictedStockUnitsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stock Options and Restricted Stock Units</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SeriesD2ShadowPreferredMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Series D-2 Shadow Preferred [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SeriesD2ShadowPreferredMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Series D-2 Shadow Preferred.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SeriesD2ShadowPreferredMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Series D-2 Shadow Preferred</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConvertibleNotesPayableMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Convertible Notes Payable [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConvertibleNotesPayableMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Unsecured convertible promissory note</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskCreditRisk_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Concentration Risk, Credit Risk, Policy [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskCreditRisk_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Concentration of Credit Risk</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_AuditorFirmId_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Auditor Firm ID</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ThresholdPeriodAfterBusinessCombinationInWhichSpecifiedTradingDaysWithinAnySpecifiedTradingDayPeriodCommences_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Threshold period after the business combination in which the 20 trading days within any 30 trading day period commences</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ThresholdPeriodAfterBusinessCombinationInWhichSpecifiedTradingDaysWithinAnySpecifiedTradingDayPeriodCommences_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Threshold Period After Business Combination In Which Specified Trading Days Within Any Specified Trading Day Period Commences</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ThresholdPeriodAfterBusinessCombinationInWhichSpecifiedTradingDaysWithinAnySpecifiedTradingDayPeriodCommences_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The period of time after a business combination which must elapse before consideration of the share price condition for transfer of shares.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SeriesCShadowPreferredMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Series C Shadow Preferred [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SeriesCShadowPreferredMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Series C Shadow Preferred.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SeriesCShadowPreferredMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Series C Shadow Preferred</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_AdministrativeSupportAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Administrative Support Agreement [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_AdministrativeSupportAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">This member stands for Administrative Support Agreement.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_AdministrativeSupportAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Administrative Support Agreement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdditionalPaidInCapitalMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Additional Paid-in Capital [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdditionalPaidInCapitalMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Additional Paid-In Capital</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityWellKnownSeasonedIssuer_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Well-known Seasoned Issuer</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Adjustments to reconcile net income to net cash used in operating activities:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StateAndLocalIncomeTaxExpenseBenefitContinuingOperationsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">State and Local Income Tax Expense (Benefit), Continuing Operations [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StateAndLocalIncomeTaxExpenseBenefitContinuingOperationsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">State:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_Non-RedemptionAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Non-Redemption Agreement [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_Non-RedemptionAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Non-Redemption Agreement.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_Non-RedemptionAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Non-Redemption Agreement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FederalIncomeTaxExpenseBenefitContinuingOperationsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Federal Income Tax Expense (Benefit), Continuing Operations [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FederalIncomeTaxExpenseBenefitContinuingOperationsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Federal:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PrivatePlacementTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Private Placement [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PrivatePlacementTable_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Private placement.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SeriesD1ExchangeShadowPreferredMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Series D-1 Exchange Shadow Preferred [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SeriesD1ExchangeShadowPreferredMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Series D-1 Exchange Shadow Preferred.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SeriesD1ExchangeShadowPreferredMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Series D-1 Exchange Shadow Preferred</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PercentageOfAdvisoryFeePaidInCash_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Percentage of Advisory Fee Paid In cash</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PercentageOfAdvisoryFeePaidInCash_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Percentage of advisory fee paid in cash.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PercentageOfAdvisoryFeePaidInCash_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Percentage of advisory fee paid in cash</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityCommonStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Common Stock, Shares Outstanding</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PaymentsToPenaltiesAndInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Penalties and interest paid</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PaymentsToPenaltiesAndInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments To Penalties and Interest</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PaymentsToPenaltiesAndInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Payments to penalties and interest.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_WarrantsOutstandingForFutureIssuanceOfCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Warrants Outstanding For Future Issuance Of Common Stock [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_WarrantsOutstandingForFutureIssuanceOfCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Warrants outstanding for future issuance of common stock.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_WarrantsOutstandingForFutureIssuanceOfCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Warrants Outstanding for Future Issuance of Common Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BasisOfAccountingPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Basis of Accounting, Policy [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BasisOfAccountingPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Basis of Presentation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ScenarioUnspecifiedDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Scenario [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Components of Deferred Tax Assets and Liabilities [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred tax assets (liabilities):</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ClassOfWarrantOrRightPriceOfWarrantsOrRights_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Price of warrants</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ClassOfWarrantOrRightPriceOfWarrantsOrRights_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class Of Warrant Or Right Price Of Warrants Or Rights</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ClassOfWarrantOrRightPriceOfWarrantsOrRights_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Price per share or per unit of warrants or rights outstanding.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Value, Issued</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Class A common stock, $0.0001 par value; 280,000,000 shares authorized; 10,816,995 shares issued and outstanding (excluding 4,104,543 and 4,345,663 shares subject to possible redemption) as of December 31, 2024 and 2023, respectively.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentIncomeInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest income earned on Trust Account</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentIncomeInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investment Income, Interest</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentIncomeInterest_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Interest earned on cash and marketable securities held in Trust Account</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_AccretionOfCarryingValueToRedemptionValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accretion of carrying value to redemption value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_AccretionOfCarryingValueToRedemptionValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accretion Of Carrying Value To Redemption Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_AccretionOfCarryingValueToRedemptionValue_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Accretion of carrying value to redemption value.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_RegistrationRightsAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Registration Rights Agreement [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_RegistrationRightsAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Registration rights agreement.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_RegistrationRightsAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Registration Rights Agreement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PrivatePlacementLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Private placement.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PrivatePlacementLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">PRIVATE PLACEMENT</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByMeasurementFrequencyAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Frequency [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsAndContingencies_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commitments and contingencies (Note 6)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsAndContingencies_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commitments and Contingencies</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Weighted Average Number of Shares Outstanding, Diluted, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted average number of shares outstanding - diluted</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Weighted average shares outstanding, diluted (in shares)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Weighted-average shares outstanding - diluted</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ConditionForFutureBusinessCombinationUseOfProceedsPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/label">ConditionForFutureBusinessCombinationUseOfProceedsPercentage</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ConditionForFutureBusinessCombinationUseOfProceedsPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The threshold percentage of the assets held in the trust account funded by proceeds from the offering which must be used for purposes of consummating a business combination.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ConditionForFutureBusinessCombinationUseOfProceedsPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Condition for future business combination use of proceeds percentage</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Segment Reporting Information, by Segment [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Segment Reporting Information, By Segment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RedeemableConvertiblePreferredStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Redeemable Convertible Preferred Stock [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RedeemableConvertiblePreferredStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Redeemable Convertible Preferred Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cyd_CybersecurityRiskManagementThirdPartyEngagedFlag_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cybersecurity Risk Management Third Party Engaged [Flag]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_AvaRegistrationRightsAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Ava Registration Rights Agreement [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_AvaRegistrationRightsAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Ava registration rights agreement.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_AvaRegistrationRightsAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Ava Registration Rights Agreement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntitySmallBusiness_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Small Business</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingInformationLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Segment Reporting Information [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cyd_CybersecurityRiskManagementProcessesForAssessingIdentifyingAndManagingThreatsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cybersecurity Risk Management Processes for Assessing, Identifying, and Managing Threats [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_AdvisoryAgreementTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Advisory agreement term</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_AdvisoryAgreementTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Advisory agreement term.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsDomestic_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Federal operating loss carryforwards</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsDomestic_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Tax Assets, Operating Loss Carryforwards, Domestic</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityNoteStockSplitConversionRatio1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stockholders' Equity Note, Stock Split, Conversion Ratio</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityNoteStockSplitConversionRatio1_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Reverse stock spilt conversion ratio</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityNoteStockSplitConversionRatio1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stock split</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PIPEInvestorsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">PIPE Investors [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PIPEInvestorsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">PIPE Investors.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PIPEInvestorsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">PIPE Investors</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SalesAndExciseTaxPayableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Excise tax payable</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_CommonClassASubjectToRedemptionMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Class A common stock subject to possible redemption</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_CommonClassASubjectToRedemptionMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">This member stands for classification of common stock representing ownership interest in a corporation that is subject to redemption.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Cash Provided by (Used in) Financing Activities [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash flows from financing activities:</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SeriesD1ShadowPreferredMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Series D-1 Shadow Preferred.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_SeriesD1ShadowPreferredMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Series D-1 Shadow Preferred</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ThresholdConsecutiveTradingDaysForTransferAssignOrSaleOfSharesOrWarrantsAfterCompletionOfInitialBusinessCombinations_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Threshold consecutive trading days for transfer, assign or sale of shares or warrants, after the completion of the initial business combination.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ThresholdConsecutiveTradingDaysForTransferAssignOrSaleOfSharesOrWarrantsAfterCompletionOfInitialBusinessCombinations_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Threshold consecutive trading days for transfer, assign or sale of shares or warrants, after the completion of the initial business combination</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_MaximumPercentageOfCustomaryCompensationOffsetAgainstDeferredTransactionFee_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Maximum percentage of customary compensation that can be offset against the deferred transaction fee.</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_NumberOfWarrantsIssuedPerUnit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of warrants in a unit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_AdditionalTermToCompleteBusinessCombination_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Additional term to complete business combination</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_AdditionalTermToCompleteBusinessCombination_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Additional term to complete business combination</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_AdditionalTermToCompleteBusinessCombination_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Additional time company can take to complete business combination.</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel3Member_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Inputs, Level 3 [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel3Member_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Level 3</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_StockIssuedDuringPeriodValueConversionFromOneClassOfStockToAnother_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The value of shares issued as a conversion from one class of stock to another.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_StockIssuedDuringPeriodValueConversionFromOneClassOfStockToAnother_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Conversion of Class B to Class A Shares</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ExciseTaxLiabilityArisingFromRedemptionOfOrdinaryShares_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Excise tax liability arising from redemption of Class A shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="cyd_CybersecurityRiskManagementPositionsOrCommitteesResponsibleFlag_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cybersecurity Risk Management Positions or Committees Responsible [Flag]</link:label>
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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ClassOfWarrantOrRightAdjustmentOfExercisePriceOfWarrantsOrRightsPercentBasedOnMarketValueAndNewlyIssuedPrice_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class Of Warrant Or Right Adjustment Of Exercise Price Of Warrants Or Rights Percent Based On Market Value And Newly Issued Price</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_ClassOfWarrantOrRightAdjustmentOfExercisePriceOfWarrantsOrRightsPercentBasedOnMarketValueAndNewlyIssuedPrice_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Percentage of adjustment of exercise price of warrants based on market value and newly issued price.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_DeferredUnderwritingDiscountPercentagePerUnit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred underwriting discount per unit (in percentage)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_DeferredUnderwritingDiscountPercentagePerUnit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Underwriting Discount Percentage Per Unit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_DeferredUnderwritingDiscountPercentagePerUnit_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the deferred underwriting discount percentage per unit.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_TemporaryEquityStockRedeemedDuringPeriodShares_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Temporary Equity, Stock Redeemed During Period, Shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_TemporaryEquityStockRedeemedDuringPeriodShares_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of temporary stock redeemed during the period.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_TemporaryEquityStockRedeemedDuringPeriodShares_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of shares redeemed</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInAccruedLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Accrued Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInAccruedLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Increase (Decrease) in Accrued Liabilities, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInAccruedLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PrivatePlacementTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Private Placement [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PrivatePlacementTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Private placement.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bzai_PrivatePlacementTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">PRIVATE PLACEMENT</link:label>
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          <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NotesPayableCurrent" xlink:to="us-gaap_NotesPayableCurrent_lbl"/>
          <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="bzai_EffectiveIncomeTaxRateReconciliationFinesAndPenalties" xlink:to="bzai_EffectiveIncomeTaxRateReconciliationFinesAndPenalties_lbl"/>
          <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="bzai_EmergingGrowthCompanyPolicyPolicyTextBlock" xlink:to="bzai_EmergingGrowthCompanyPolicyPolicyTextBlock_lbl"/>
          <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentAxis" xlink:to="us-gaap_DebtInstrumentAxis_lbl"/>
          <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cyd_CybersecurityRiskBoardOfDirectorsOversightTextBlock" xlink:to="cyd_CybersecurityRiskBoardOfDirectorsOversightTextBlock_lbl"/>
          <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="bzai_ThresholdTradingDaysForCalculatingMarketValue" xlink:to="bzai_ThresholdTradingDaysForCalculatingMarketValue_lbl"/>
          <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TemporaryEquityLiquidationPreference" xlink:to="us-gaap_TemporaryEquityLiquidationPreference_lbl"/>
          <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="bzai_WarrantAgreementMember" xlink:to="bzai_WarrantAgreementMember_lbl"/>
          <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityAddressPostalZipCode" xlink:to="dei_EntityAddressPostalZipCode_lbl"/>
          <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="cyd_CybersecurityRiskBoardCommitteeOrSubcommitteeResponsibleForOversightTextBlock" xlink:to="cyd_CybersecurityRiskBoardCommitteeOrSubcommitteeResponsibleForOversightTextBlock_lbl"/>
          <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="bzai_BackstopSubscriptionAgreementMember" xlink:to="bzai_BackstopSubscriptionAgreementMember_lbl"/>
          <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="bzai_MeasurementInputDebtRateMember" xlink:to="bzai_MeasurementInputDebtRateMember_lbl"/>
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          <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityIncorporationStateCountryCode" xlink:to="dei_EntityIncorporationStateCountryCode_lbl"/>
          <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CostsAndExpensesAbstract" xlink:to="us-gaap_CostsAndExpensesAbstract_lbl"/>
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          <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeLiabilityMeasurementInput" xlink:to="us-gaap_DerivativeLiabilityMeasurementInput_lbl"/>
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          <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="bzai_NumberOfTimesTheEntityHasRightToExtendBusinessCombinationForAdditionalMonth" xlink:to="bzai_NumberOfTimesTheEntityHasRightToExtendBusinessCombinationForAdditionalMonth_lbl"/>
          <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="bzai_SummaryOfSignificantAccountingPoliciesTable" xlink:to="bzai_SummaryOfSignificantAccountingPoliciesTable_lbl"/>
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  <xsd:element id="bzai_BusinessCombinationAdvisoryFeesPayable" name="BusinessCombinationAdvisoryFeesPayable" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
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  <xsd:element id="bzai_StockIssuedDuringPeriodValueConversionFromOneClassOfStockToAnother" name="StockIssuedDuringPeriodValueConversionFromOneClassOfStockToAnother" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
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  <xsd:element id="bzai_EquityStockholderNonRedemptionAgreement" name="EquityStockholderNonRedemptionAgreement" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bzai_ExpectedUnderwritingOfferingPrice" name="ExpectedUnderwritingOfferingPrice" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bzai_SeriesDExchangeShadowPreferredMember" name="SeriesDExchangeShadowPreferredMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bzai_TemporaryEquityPolicyPolicyTextBlock" name="TemporaryEquityPolicyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_ExciseTaxLiabilityArisingFromRedemptionOfOrdinaryShares" name="ExciseTaxLiabilityArisingFromRedemptionOfOrdinaryShares" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
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  <xsd:element id="bzai_BurtechAcquisitionCorpMember" name="BurtechAcquisitionCorpMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bzai_MergerAgreementMember" name="MergerAgreementMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bzai_WithdrawnInterestFromTrustAccount" name="WithdrawnInterestFromTrustAccount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="bzai_ClassOfWarrantOrRightIssued" name="ClassOfWarrantOrRightIssued" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="bzai_DepositToTrustAccountExtensionPaymentPerMonth" name="DepositToTrustAccountExtensionPaymentPerMonth" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bzai_EquityFairValueStockholderNonRedemptionAgreement" name="EquityFairValueStockholderNonRedemptionAgreement" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="bzai_AggregateReserveSizedUnderEquityIncentivePlanAndEsppPercentage" name="AggregateReserveSizedUnderEquityIncentivePlanAndEsppPercentage" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_ExciseTaxLiabilityArisingFromRedemptionOfClassShares" name="ExciseTaxLiabilityArisingFromRedemptionOfClassShares" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="bzai_ThresholdPeriodForNotToTransferAssignOrSellAnySharesOrWarrantsAfterCompletionOfInitialBusinessCombination" name="ThresholdPeriodForNotToTransferAssignOrSellAnySharesOrWarrantsAfterCompletionOfInitialBusinessCombination" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_SeriesAShadowPreferredMember" name="SeriesAShadowPreferredMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bzai_AmountTransferredToEscrowAccount" name="AmountTransferredToEscrowAccount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bzai_EffectiveIncomeTaxRateReconciliationFairValueOfNon-RedemptionAgreementLiability" name="EffectiveIncomeTaxRateReconciliationFairValueOfNon-RedemptionAgreementLiability" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_ClassOfWarrantOrRightRedemptionPriceOfWarrantsOrRights" name="ClassOfWarrantOrRightRedemptionPriceOfWarrantsOrRights" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_ClassOfWarrantOrRightRedemptionOfWarrantsOrRightsStockPriceTrigger" name="ClassOfWarrantOrRightRedemptionOfWarrantsOrRightsStockPriceTrigger" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_SharePriceTriggerUsedToMeasureDilutionOfWarrants" name="SharePriceTriggerUsedToMeasureDilutionOfWarrants" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="bzai_SummaryOfSignificantAccountingPoliciesLineItems" name="SummaryOfSignificantAccountingPoliciesLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bzai_PreFundedWarrantMember" name="PreFundedWarrantMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bzai_NumberOfTimesTheEntityHasRightToExtendBusinessCombinationForAdditionalMonth" name="NumberOfTimesTheEntityHasRightToExtendBusinessCombinationForAdditionalMonth" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_WorkingCapitalLoansWarrantMember" name="WorkingCapitalLoansWarrantMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bzai_AggregateNumberOfSharesOwned" name="AggregateNumberOfSharesOwned" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="bzai_RelatedPartyLoansMember" name="RelatedPartyLoansMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bzai_BusinessCombinationAdvisoyFeesMaximumDeferredPeriod" name="BusinessCombinationAdvisoyFeesMaximumDeferredPeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_EvergreenPercentageForTwoThousandAndTwentyFivePlan" name="EvergreenPercentageForTwoThousandAndTwentyFivePlan" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_InitialPublicOfferingTextBlock" name="InitialPublicOfferingTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_SharesConsideredForCalculatingProportionateShares" name="SharesConsideredForCalculatingProportionateShares" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_ClassOfWarrantOrRightAdjustmentOfExercisePriceOfWarrantsOrRightsPercentBasedOnMarketValueAndNewlyIssuedPrice" name="ClassOfWarrantOrRightAdjustmentOfExercisePriceOfWarrantsOrRightsPercentBasedOnMarketValueAndNewlyIssuedPrice" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_EffectiveIncomeTaxRateReconciliationFinesAndPenalties" name="EffectiveIncomeTaxRateReconciliationFinesAndPenalties" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_PercentageOfBeneficialOwnershipHeld" name="PercentageOfBeneficialOwnershipHeld" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_TwoEqualQuarterlyInstallmentsMember" name="TwoEqualQuarterlyInstallmentsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bzai_SaleOfStockOtherOfferingCosts" name="SaleOfStockOtherOfferingCosts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="bzai_CommonClassASubjectToRedemptionMember" name="CommonClassASubjectToRedemptionMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bzai_SaleOfStockUnderwritingFees" name="SaleOfStockUnderwritingFees" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="bzai_NumberOfSharesIssuedPerUnit" name="NumberOfSharesIssuedPerUnit" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_NumberOfSharesAgreedToForfeitBySponsorToBeEffectiveImmediatelyPriorToBusinessCombination" name="NumberOfSharesAgreedToForfeitBySponsorToBeEffectiveImmediatelyPriorToBusinessCombination" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_SeriesBShadowPreferredMember" name="SeriesBShadowPreferredMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bzai_FounderSharesMember" name="FounderSharesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bzai_ThresholdIssuePriceForCapitalRaisingPurposesInConnectionWithClosingOfBusinessCombination" name="ThresholdIssuePriceForCapitalRaisingPurposesInConnectionWithClosingOfBusinessCombination" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="bzai_TemporaryEquityStockRedeemedDuringPeriodValue" name="TemporaryEquityStockRedeemedDuringPeriodValue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bzai_PaymentsForDepositsIntoTrustAccountForExtension" name="PaymentsForDepositsIntoTrustAccountForExtension" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="bzai_ReturnOfPerShareOfNon-RedeemedShare" name="ReturnOfPerShareOfNon-RedeemedShare" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_PercentageOfGrossProceedsOnTotalEquityProceeds" name="PercentageOfGrossProceedsOnTotalEquityProceeds" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="bzai_PrivatePlacementAbstract" name="PrivatePlacementAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bzai_MeasurementInputDebtRateMember" name="MeasurementInputDebtRateMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bzai_CashInflowsIntoRestrictedStock" name="CashInflowsIntoRestrictedStock" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bzai_FranchiseTaxExpense" name="FranchiseTaxExpense" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bzai_ProceedsFromInvestmentIntoTrustAccountToPayFranchiseAndIncomeTaxes" name="ProceedsFromInvestmentIntoTrustAccountToPayFranchiseAndIncomeTaxes" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bzai_USMoneyMarketFundHeldInTrustAccountMember" name="USMoneyMarketFundHeldInTrustAccountMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bzai_DueToTrustAccountCurrent" name="DueToTrustAccountCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="bzai_PercentageOfAdvisoryFeePaidInCommonStock" name="PercentageOfAdvisoryFeePaidInCommonStock" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_PrivatePlacementTextBlock" name="PrivatePlacementTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_FranchiseTaxPayable" name="FranchiseTaxPayable" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="bzai_TemporaryEquityStockRedeemedOrCalledDuringPeriodValue" name="TemporaryEquityStockRedeemedOrCalledDuringPeriodValue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bzai_ConditionForFutureBusinessCombinationUseOfProceedsPercentage" name="ConditionForFutureBusinessCombinationUseOfProceedsPercentage" type="xbrli:pureItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_PrivatePlacementWarrantsMember" name="PrivatePlacementWarrantsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bzai_SummaryOfSignificantAccountingPoliciesTable" name="SummaryOfSignificantAccountingPoliciesTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bzai_InitialPublicOfferingAbstract" name="InitialPublicOfferingAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bzai_MaximumNumberOfSharesNotForRedemption" name="MaximumNumberOfSharesNotForRedemption" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="bzai_EmergingGrowthCompanyPolicyPolicyTextBlock" name="EmergingGrowthCompanyPolicyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_PercentageOfIssuedAndOutstandingSharesAfterInitialPublicOfferingCollectivelyHeldByInitialStockholders" name="PercentageOfIssuedAndOutstandingSharesAfterInitialPublicOfferingCollectivelyHeldByInitialStockholders" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_CurrentFederalTaxExpenseBenefitIncludesPenaltiesAndInterestCharges" name="CurrentFederalTaxExpenseBenefitIncludesPenaltiesAndInterestCharges" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bzai_UnitsIssuedDuringPeriodSharesNewIssues" name="UnitsIssuedDuringPeriodSharesNewIssues" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_ThresholdTradingDaysForTransferAssignOrSaleOfSharesOrWarrantsAfterCompletionOfInitialBusinessCombination" name="ThresholdTradingDaysForTransferAssignOrSaleOfSharesOrWarrantsAfterCompletionOfInitialBusinessCombination" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_WarrantAgreementMember" name="WarrantAgreementMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bzai_LockUpAgreementMember" name="LockUpAgreementMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bzai_StockOptionsAvailableForFutureIssuanceMember" name="StockOptionsAvailableForFutureIssuanceMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bzai_AmountPerUnredeemedShareDepositedIntoTrustAccount" name="AmountPerUnredeemedShareDepositedIntoTrustAccount" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_BusinessCombinationAdvisoryFeesPaid" name="BusinessCombinationAdvisoryFeesPaid" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="bzai_ThresholdTradingDaysForCalculatingMarketValue" name="ThresholdTradingDaysForCalculatingMarketValue" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_FairValueOfSharesIssuedToUnderwriters" name="FairValueOfSharesIssuedToUnderwriters" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="bzai_PublicWarrantsMember" name="PublicWarrantsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bzai_ThresholdPeriodAfterBusinessCombinationInWhichSpecifiedTradingDaysWithinAnySpecifiedTradingDayPeriodCommences" name="ThresholdPeriodAfterBusinessCombinationInWhichSpecifiedTradingDaysWithinAnySpecifiedTradingDayPeriodCommences" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_ThresholdNumberOfBusinessDaysBeforeSendingNoticeOfRedemptionToWarrantHolders" name="ThresholdNumberOfBusinessDaysBeforeSendingNoticeOfRedemptionToWarrantHolders" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_ClassBCommonStockNotSubjectToRedemptionMember" name="ClassBCommonStockNotSubjectToRedemptionMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bzai_PercentageOfSharesRedeemed" name="PercentageOfSharesRedeemed" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_AvaRegistrationRightsAgreementMember" name="AvaRegistrationRightsAgreementMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bzai_DeferredUnderwritingDiscountPercentagePerUnit" name="DeferredUnderwritingDiscountPercentagePerUnit" type="xbrli:pureItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="bzai_SeriesDShadowPreferredMember" name="SeriesDShadowPreferredMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bzai_MaximumPercentageOfCustomaryCompensationOffsetAgainstDeferredTransactionFee" name="MaximumPercentageOfCustomaryCompensationOffsetAgainstDeferredTransactionFee" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_CommonStockCapitalSharesReservedForFutureIssuanceTableTextBlock" name="CommonStockCapitalSharesReservedForFutureIssuanceTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_ClassOfWarrantOrRightRedemptionOfWarrantsOrRightsThresholdConsecutiveTradingDays" name="ClassOfWarrantOrRightRedemptionOfWarrantsOrRightsThresholdConsecutiveTradingDays" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_TransactionCosts" name="TransactionCosts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bzai_PrivatePlacementTable" name="PrivatePlacementTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bzai_StockIssuedDuringPeriodSharesConversionFromOneClassOfStockToAnother" name="StockIssuedDuringPeriodSharesConversionFromOneClassOfStockToAnother" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_SeriesD1ShadowPreferredMember" name="SeriesD1ShadowPreferredMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bzai_MaximumNumberOfDemandsForRegistrationOfSecurities" name="MaximumNumberOfDemandsForRegistrationOfSecurities" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="bzai_InitialPublicOfferingTable" name="InitialPublicOfferingTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bzai_ClassOfWarrantOrRightAdjustmentOfRedemptionPriceOfWarrantsOrRightsPercentBasedOnMarketValueAndNewlyIssuedPrice2" name="ClassOfWarrantOrRightAdjustmentOfRedemptionPriceOfWarrantsOrRightsPercentBasedOnMarketValueAndNewlyIssuedPrice2" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_RegistrationRightsAgreementMember" name="RegistrationRightsAgreementMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bzai_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseTransactionCosts" name="EffectiveIncomeTaxRateReconciliationNondeductibleExpenseTransactionCosts" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_ProceedsFromInvestmentIntoTrustAccountInConnectionWithRedemptions" name="ProceedsFromInvestmentIntoTrustAccountInConnectionWithRedemptions" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bzai_ScheduleOfCondensedBalanceSheetAreReconciledTableTextBlock" name="ScheduleOfCondensedBalanceSheetAreReconciledTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_CommonStockNumberOfVotesPerShare" name="CommonStockNumberOfVotesPerShare" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="bzai_BackstopSubscriptionAgreementMember" name="BackstopSubscriptionAgreementMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bzai_RedemptionOfWarrantsWhenPricePerShareOfClassCommonStockEqualsOrExceeds1800Member" name="RedemptionOfWarrantsWhenPricePerShareOfClassCommonStockEqualsOrExceeds1800Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bzai_ProbabilityOfSuccessfulBusinessCombinationMember" name="ProbabilityOfSuccessfulBusinessCombinationMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bzai_AggregateReserveSizedUnderTwoThousandAndTwentyFivePlanAndTwoThousandAndTwentyFiveEsppPercentage" name="AggregateReserveSizedUnderTwoThousandAndTwentyFivePlanAndTwoThousandAndTwentyFiveEsppPercentage" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_BusinessCombinationAdvisoyFeesDeferred" name="BusinessCombinationAdvisoyFeesDeferred" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="bzai_ClassOfWarrantOrRightRedemptionOfWarrantsOrRightsThresholdTradingDays" name="ClassOfWarrantOrRightRedemptionOfWarrantsOrRightsThresholdTradingDays" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_InvestmentsMaximumMaturityTerm" name="InvestmentsMaximumMaturityTerm" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_SeriesD1ExchangeShadowPreferredMember" name="SeriesD1ExchangeShadowPreferredMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bzai_ClassOfWarrantOrRightPriceOfWarrantsOrRights" name="ClassOfWarrantOrRightPriceOfWarrantsOrRights" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="bzai_PaymentsForInvestmentOfCashInTrustAccount" name="PaymentsForInvestmentOfCashInTrustAccount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="bzai_TransferAssignOrSellAnySharesOrWarrantsAfterCompletionOfInitialBusinessCombinationStockPriceTrigger" name="TransferAssignOrSellAnySharesOrWarrantsAfterCompletionOfInitialBusinessCombinationStockPriceTrigger" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_DeferredTaxAssetsCapitalizedStartUpAndOrganizationCosts" name="DeferredTaxAssetsCapitalizedStartUpAndOrganizationCosts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bzai_ConditionForFutureBusinessCombinationNumberOfBusinessesMinimum" name="ConditionForFutureBusinessCombinationNumberOfBusinessesMinimum" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_SeriesD2ShadowPreferredMember" name="SeriesD2ShadowPreferredMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bzai_AgreementFairValuePerShare" name="AgreementFairValuePerShare" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_CashWithdrawnFromTrustAccountUsedForOperatingExpenses" name="CashWithdrawnFromTrustAccountUsedForOperatingExpenses" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bzai_DeferredOfferingCostsNoncurrent" name="DeferredOfferingCostsNoncurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="bzai_PaymentsToPenaltiesAndInterest" name="PaymentsToPenaltiesAndInterest" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="bzai_PIPESubscriptionAgreementsMember" name="PIPESubscriptionAgreementsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bzai_PIPEInvestorsMember" name="PIPEInvestorsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bzai_ProceedsFromTrustAccountUsedToPayFranchiseAndIncomeTaxes" name="ProceedsFromTrustAccountUsedToPayFranchiseAndIncomeTaxes" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bzai_ThresholdPeriodForRegistrationStatementToBeEffectiveAfterWhichWarrantsCanBeExercisedOnCashlessBasis" name="ThresholdPeriodForRegistrationStatementToBeEffectiveAfterWhichWarrantsCanBeExercisedOnCashlessBasis" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_InitialPublicOfferingLineItems" name="InitialPublicOfferingLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bzai_PercentageObligationToRedeemPublicSharesIfEntityDoesNotCompleteBusinessCombination" name="PercentageObligationToRedeemPublicSharesIfEntityDoesNotCompleteBusinessCombination" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_ThresholdConsecutiveTradingDaysForTransferAssignOrSaleOfSharesOrWarrantsAfterCompletionOfInitialBusinessCombinations" name="ThresholdConsecutiveTradingDaysForTransferAssignOrSaleOfSharesOrWarrantsAfterCompletionOfInitialBusinessCombinations" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_IncreaseDecreaseInFranchiseTaxPayable" name="IncreaseDecreaseInFranchiseTaxPayable" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bzai_NumberOfSubsidiaries" name="NumberOfSubsidiaries" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_PercentageOfAdvisoryFeePaidInCash" name="PercentageOfAdvisoryFeePaidInCash" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="bzai_BackstopAmount" name="BackstopAmount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="bzai_AdministrativeSupportAgreementMember" name="AdministrativeSupportAgreementMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="bzai_AdditionalTermToCompleteBusinessCombination" name="AdditionalTermToCompleteBusinessCombination" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
</xsd:schema>
