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    <dei:EntityRegistrantName contextRef="rc" id="ixv-446">Blaize Holdings, Inc.</dei:EntityRegistrantName>
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      id="ixv-454"
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      decimals="7"
      id="ixv-455"
      unitRef="pure">0.0001381</ffd:FeeRate>
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    <ffd:Rule457oFlg contextRef="offrl_3" id="ixv-554">true</ffd:Rule457oFlg>
    <ffd:OfferingSctyTp contextRef="offrl_4" id="ixv-555">Other</ffd:OfferingSctyTp>
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    <ffd:Rule457oFlg contextRef="offrl_4" id="ixv-557">true</ffd:Rule457oFlg>
    <ffd:OfferingSctyTp contextRef="offrl_5" id="ixv-558">Other</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_5" id="ixv-559">Warrants</ffd:OfferingSctyTitl>
    <ffd:Rule457oFlg contextRef="offrl_5" id="ixv-560">true</ffd:Rule457oFlg>
    <ffd:OfferingSctyTp contextRef="offrl_6" id="ixv-561">Other</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_6" id="ixv-562">Rights</ffd:OfferingSctyTitl>
    <ffd:Rule457oFlg contextRef="offrl_6" id="ixv-563">true</ffd:Rule457oFlg>
    <ffd:OfferingSctyTp contextRef="offrl_7" id="ixv-564">Other</ffd:OfferingSctyTp>
    <ffd:OfferingSctyTitl contextRef="offrl_7" id="ixv-565">Units</ffd:OfferingSctyTitl>
    <ffd:Rule457oFlg contextRef="offrl_7" id="ixv-566">true</ffd:Rule457oFlg>
    <ffd:PrevslyPdFlg contextRef="offrl_8" id="ixv-567">false</ffd:PrevslyPdFlg>
    <ffd:OfferingSctyTp contextRef="offrl_8" id="ixv-568">Unallocated (Universal) Shelf</ffd:OfferingSctyTp>
    <ffd:Rule457oFlg contextRef="offrl_8" id="ixv-569">true</ffd:Rule457oFlg>
    <ffd:MaxAggtOfferingPric
      contextRef="offrl_8"
      decimals="2"
      id="ixv-570"
      unitRef="USD">250000000.00</ffd:MaxAggtOfferingPric>
    <ffd:FeeRate
      contextRef="offrl_8"
      decimals="7"
      id="ixv-571"
      unitRef="pure">0.0001381</ffd:FeeRate>
    <ffd:FeeAmt
      contextRef="offrl_8"
      decimals="2"
      id="ixv-572"
      unitRef="USD">34525.00</ffd:FeeAmt>
    <ffd:TtlOfferingAmt contextRef="rc" decimals="2" id="ixv-573" unitRef="USD">250000000.00</ffd:TtlOfferingAmt>
    <ffd:TtlFeeAmt contextRef="rc" decimals="2" id="ixv-574" unitRef="USD">34525.00</ffd:TtlFeeAmt>
    <ffd:TtlPrevslyPdAmt contextRef="rc" decimals="2" id="ixv-575" unitRef="USD">0.00</ffd:TtlPrevslyPdAmt>
    <ffd:TtlOffsetAmt contextRef="rc" decimals="2" id="ixv-576" unitRef="USD">0.00</ffd:TtlOffsetAmt>
    <ffd:NetFeeAmt contextRef="rc" decimals="2" id="ixv-577" unitRef="USD">34525.00</ffd:NetFeeAmt>
    <ffd:OfferingNote contextRef="offrl_8" id="ixv-578">1a. In accordance with Rule 416 under the Securities Act of 1933, as amended (the "Securities Act"), this registration statement shall be deemed to cover an indeterminate number of additional securities to be offered or issued from stock splits, stock dividends or similar transactions.

1b. There are being registered hereunder such indeterminate number of shares of common stock, such indeterminate number of shares of preferred stock, such indeterminate principal amount of debt securities, such indeterminate number of stock purchase contracts to purchase common stock or other securities, such indeterminate number of warrants to purchase common stock, preferred stock or debt securities, such indeterminate number of rights and such indeterminate number of units as shall have an aggregate initial offering price not to exceed $250,000,000. Any securities registered hereunder may be sold separately or in combination with the other securities registered hereunder.</ffd:OfferingNote>
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