3.26.1 html 197 236 1 false 69 0 false 5 false false R1.htm 0000001 - Document - Cover Page Sheet http://www.blaize.com/role/CoverPage Cover Page Cover 1 false false R2.htm 9952151 - Statement - Condensed Consolidated Balance Sheets Sheet http://www.blaize.com/role/CondensedConsolidatedBalanceSheets Condensed Consolidated Balance Sheets Statements 2 false false R3.htm 9952152 - Statement - Condensed Consolidated Balance Sheets (Parenthetical) Sheet http://www.blaize.com/role/CondensedConsolidatedBalanceSheetsParenthetical Condensed Consolidated Balance Sheets (Parenthetical) Statements 3 false false R4.htm 9952153 - Statement - Consolidated Statements of Operations Sheet http://www.blaize.com/role/ConsolidatedStatementsofOperations Consolidated Statements of Operations Statements 4 false false R5.htm 9952154 - Statement - Condensed Consolidated Statements of Cash Flows Sheet http://www.blaize.com/role/CondensedConsolidatedStatementsofCashFlows Condensed Consolidated Statements of Cash Flows Statements 5 false false R6.htm 9952155 - Statement - Condensed Consolidated Statements of Stockholders' Equity (Deficit) Sheet http://www.blaize.com/role/CondensedConsolidatedStatementsofStockholdersEquityDeficit Condensed Consolidated Statements of Stockholders' Equity (Deficit) Statements 6 false false R7.htm 9952156 - Disclosure - Organization and Description of Business Sheet http://www.blaize.com/role/OrganizationandDescriptionofBusiness Organization and Description of Business Notes 7 false false R8.htm 9952157 - Disclosure - Liquidity and Going Concern Sheet http://www.blaize.com/role/LiquidityandGoingConcern Liquidity and Going Concern Notes 8 false false R9.htm 9952158 - Disclosure - Revenue and Accounts Receivable Sheet http://www.blaize.com/role/RevenueandAccountsReceivable Revenue and Accounts Receivable Notes 9 false false R10.htm 9952159 - Disclosure - Fair Value Measurements and Derivative Instruments Sheet http://www.blaize.com/role/FairValueMeasurementsandDerivativeInstruments Fair Value Measurements and Derivative Instruments Notes 10 false false R11.htm 9952160 - Disclosure - Financial Statement Details Sheet http://www.blaize.com/role/FinancialStatementDetails Financial Statement Details Notes 11 false false R12.htm 9952161 - Disclosure - Common Stock, Currently Outstanding Warrants to Purchase Common Stock, and Earnout Shares Sheet http://www.blaize.com/role/CommonStockCurrentlyOutstandingWarrantstoPurchaseCommonStockandEarnoutShares Common Stock, Currently Outstanding Warrants to Purchase Common Stock, and Earnout Shares Notes 12 false false R13.htm 9952162 - Disclosure - Net Loss Per Share of Common Stock Sheet http://www.blaize.com/role/NetLossPerShareofCommonStock Net Loss Per Share of Common Stock Notes 13 false false R14.htm 9952163 - Disclosure - Segment Reporting Sheet http://www.blaize.com/role/SegmentReporting Segment Reporting Notes 14 false false R15.htm 9952164 - Disclosure - Related Party Transactions and Balances Sheet http://www.blaize.com/role/RelatedPartyTransactionsandBalances Related Party Transactions and Balances Notes 15 false false R16.htm 9952165 - Disclosure - Subsequent Events Sheet http://www.blaize.com/role/SubsequentEvents Subsequent Events Notes 16 false false R17.htm 995445 - Disclosure - Insider Trading Arrangements Sheet http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements Insider Trading Arrangements Notes 17 false false R18.htm 9955511 - Disclosure - Organization, Consolidation and Presentation of Financial Statements (Policies) Sheet http://www.blaize.com/role/OrganizationConsolidationandPresentationofFinancialStatementsPolicies Organization, Consolidation and Presentation of Financial Statements (Policies) Policies 18 false false R19.htm 9955512 - Disclosure - Revenue and Accounts Receivable (Tables) Sheet http://www.blaize.com/role/RevenueandAccountsReceivableTables Revenue and Accounts Receivable (Tables) Tables http://www.blaize.com/role/RevenueandAccountsReceivable 19 false false R20.htm 9955513 - Disclosure - Fair Value Measurements and Derivative Instruments (Tables) Sheet http://www.blaize.com/role/FairValueMeasurementsandDerivativeInstrumentsTables Fair Value Measurements and Derivative Instruments (Tables) Tables http://www.blaize.com/role/FairValueMeasurementsandDerivativeInstruments 20 false false R21.htm 9955514 - Disclosure - Financial Statement Details (Tables) Sheet http://www.blaize.com/role/FinancialStatementDetailsTables Financial Statement Details (Tables) Tables http://www.blaize.com/role/FinancialStatementDetails 21 false false R22.htm 9955515 - Disclosure - Common Stock, Currently Outstanding Warrants to Purchase Common Stock, and Earnout Shares (Tables) Sheet http://www.blaize.com/role/CommonStockCurrentlyOutstandingWarrantstoPurchaseCommonStockandEarnoutSharesTables Common Stock, Currently Outstanding Warrants to Purchase Common Stock, and Earnout Shares (Tables) Tables http://www.blaize.com/role/CommonStockCurrentlyOutstandingWarrantstoPurchaseCommonStockandEarnoutShares 22 false false R23.htm 9955516 - Disclosure - Net Loss Per Share of Common Stock (Tables) Sheet http://www.blaize.com/role/NetLossPerShareofCommonStockTables Net Loss Per Share of Common Stock (Tables) Tables http://www.blaize.com/role/NetLossPerShareofCommonStock 23 false false R24.htm 9955517 - Disclosure - Segment Reporting (Tables) Sheet http://www.blaize.com/role/SegmentReportingTables Segment Reporting (Tables) Tables http://www.blaize.com/role/SegmentReporting 24 false false R25.htm 9955518 - Disclosure - Related Party Disclosures (Tables) Sheet http://www.blaize.com/role/RelatedPartyDisclosuresTables Related Party Disclosures (Tables) Tables 25 false false R26.htm 9955519 - Disclosure - Liquidity and Going Concern (Details) Sheet http://www.blaize.com/role/LiquidityandGoingConcernDetails Liquidity and Going Concern (Details) Details http://www.blaize.com/role/LiquidityandGoingConcern 26 false false R27.htm 9955520 - Disclosure - Revenue and Accounts Receivable - Revenue by Geographic Location (Details) Sheet http://www.blaize.com/role/RevenueandAccountsReceivableRevenuebyGeographicLocationDetails Revenue and Accounts Receivable - Revenue by Geographic Location (Details) Details 27 false false R28.htm 9955521 - Disclosure - Revenue and Accounts Receivable - Revenue by Method of Recognition (Details) Sheet http://www.blaize.com/role/RevenueandAccountsReceivableRevenuebyMethodofRecognitionDetails Revenue and Accounts Receivable - Revenue by Method of Recognition (Details) Details 28 false false R29.htm 9955522 - Disclosure - Revenue and Accounts Receivable - Revenue by Major Customer (Details) Sheet http://www.blaize.com/role/RevenueandAccountsReceivableRevenuebyMajorCustomerDetails Revenue and Accounts Receivable - Revenue by Major Customer (Details) Details 29 false false R30.htm 9955523 - Disclosure - Revenue and Accounts Receivable - Narrative (Details) Sheet http://www.blaize.com/role/RevenueandAccountsReceivableNarrativeDetails Revenue and Accounts Receivable - Narrative (Details) Details 30 false false R31.htm 9955524 - Disclosure - Revenue and Accounts Receivable - Provision for Credit Loss Activity (Details) Sheet http://www.blaize.com/role/RevenueandAccountsReceivableProvisionforCreditLossActivityDetails Revenue and Accounts Receivable - Provision for Credit Loss Activity (Details) Details 31 false false R32.htm 9955525 - Disclosure - Revenue and Accounts Receivable - Accounts Receivable by Major Customer (Details) Sheet http://www.blaize.com/role/RevenueandAccountsReceivableAccountsReceivablebyMajorCustomerDetails Revenue and Accounts Receivable - Accounts Receivable by Major Customer (Details) Details 32 false false R33.htm 9955526 - Disclosure - Fair Value Measurements and Derivative Instruments - Financial Assets and Liabilities at Fair Value (Details) Sheet http://www.blaize.com/role/FairValueMeasurementsandDerivativeInstrumentsFinancialAssetsandLiabilitiesatFairValueDetails Fair Value Measurements and Derivative Instruments - Financial Assets and Liabilities at Fair Value (Details) Details 33 false false R34.htm 9955527 - Disclosure - Fair Value Measurements and Derivative Instruments - Level 3 Liabilities Measured at Fair Value on a Recurring Basis (Details) Sheet http://www.blaize.com/role/FairValueMeasurementsandDerivativeInstrumentsLevel3LiabilitiesMeasuredatFairValueonaRecurringBasisDetails Fair Value Measurements and Derivative Instruments - Level 3 Liabilities Measured at Fair Value on a Recurring Basis (Details) Details 34 false false R35.htm 9955528 - Disclosure - Fair Value Measurements and Derivative Instruments - Valuation Assumptions (Details) Sheet http://www.blaize.com/role/FairValueMeasurementsandDerivativeInstrumentsValuationAssumptionsDetails Fair Value Measurements and Derivative Instruments - Valuation Assumptions (Details) Details 35 false false R36.htm 9955529 - Disclosure - Financial Statement Details - Inventories, Net (Details) Sheet http://www.blaize.com/role/FinancialStatementDetailsInventoriesNetDetails Financial Statement Details - Inventories, Net (Details) Details 36 false false R37.htm 9955530 - Disclosure - Financial Statement Details - Narrative (Details) Sheet http://www.blaize.com/role/FinancialStatementDetailsNarrativeDetails Financial Statement Details - Narrative (Details) Details 37 false false R38.htm 9955531 - Disclosure - Financial Statement Details - Prepaid Expenses and Other Current Assets (Details) Sheet http://www.blaize.com/role/FinancialStatementDetailsPrepaidExpensesandOtherCurrentAssetsDetails Financial Statement Details - Prepaid Expenses and Other Current Assets (Details) Details 38 false false R39.htm 9955532 - Disclosure - Financial Statement Details - Accrued Expenses and Other Current Liabilities (Details) Sheet http://www.blaize.com/role/FinancialStatementDetailsAccruedExpensesandOtherCurrentLiabilitiesDetails Financial Statement Details - Accrued Expenses and Other Current Liabilities (Details) Details 39 false false R40.htm 9955533 - Disclosure - Common Stock, Currently Outstanding Warrants to Purchase Common Stock, and Earnout Shares - Narrative (Details) Sheet http://www.blaize.com/role/CommonStockCurrentlyOutstandingWarrantstoPurchaseCommonStockandEarnoutSharesNarrativeDetails Common Stock, Currently Outstanding Warrants to Purchase Common Stock, and Earnout Shares - Narrative (Details) Details http://www.blaize.com/role/CommonStockCurrentlyOutstandingWarrantstoPurchaseCommonStockandEarnoutSharesTables 40 false false R41.htm 9955534 - Disclosure - Common Stock, Currently Outstanding Warrants to Purchase Common Stock, and Earnout Shares - Change in Shares From Merger Through End of Year (Details) Sheet http://www.blaize.com/role/CommonStockCurrentlyOutstandingWarrantstoPurchaseCommonStockandEarnoutSharesChangeinSharesFromMergerThroughEndofYearDetails Common Stock, Currently Outstanding Warrants to Purchase Common Stock, and Earnout Shares - Change in Shares From Merger Through End of Year (Details) Details 41 false false R42.htm 9955535 - Disclosure - Net Loss Per Share of Common Stock - Basic and Dilutive Net Loss Per Share (Details) Sheet http://www.blaize.com/role/NetLossPerShareofCommonStockBasicandDilutiveNetLossPerShareDetails Net Loss Per Share of Common Stock - Basic and Dilutive Net Loss Per Share (Details) Details 42 false false R43.htm 9955536 - Disclosure - Net Loss Per Share of Common Stock - Antidilutive Securities (Details) Sheet http://www.blaize.com/role/NetLossPerShareofCommonStockAntidilutiveSecuritiesDetails Net Loss Per Share of Common Stock - Antidilutive Securities (Details) Details 43 false false R44.htm 9955537 - Disclosure - Segment Reporting - Narrative (Details) Sheet http://www.blaize.com/role/SegmentReportingNarrativeDetails Segment Reporting - Narrative (Details) Details 44 false false R45.htm 9955538 - Disclosure - Segment Reporting - Significant Expense Categories in Calculation of Net Loss (Details) Sheet http://www.blaize.com/role/SegmentReportingSignificantExpenseCategoriesinCalculationofNetLossDetails Segment Reporting - Significant Expense Categories in Calculation of Net Loss (Details) Details 45 false false R46.htm 9955539 - Disclosure - Segment Reporting - Reconciliation of Net Loss to EBITDA and Adjusted EBITDA (Details) Sheet http://www.blaize.com/role/SegmentReportingReconciliationofNetLosstoEBITDAandAdjustedEBITDADetails Segment Reporting - Reconciliation of Net Loss to EBITDA and Adjusted EBITDA (Details) Details 46 false false R47.htm 9955540 - Disclosure - Related Party Transactions and Balances - Narrative (Details) Sheet http://www.blaize.com/role/RelatedPartyTransactionsandBalancesNarrativeDetails Related Party Transactions and Balances - Narrative (Details) Details 47 false false R48.htm 9955541 - Disclosure - Related Party Transactions and Balances - Transactions with Other Related Parties (Details) Sheet http://www.blaize.com/role/RelatedPartyTransactionsandBalancesTransactionswithOtherRelatedPartiesDetails Related Party Transactions and Balances - Transactions with Other Related Parties (Details) Details 48 false false R49.htm 9955542 - Disclosure - Subsequent Events (Details) Sheet http://www.blaize.com/role/SubsequentEventsDetails Subsequent Events (Details) Details http://www.blaize.com/role/SubsequentEvents 49 false false All Reports Book All Reports blz-20260331.htm blz-20260331.xsd blz-20260331_cal.xml blz-20260331_def.xml blz-20260331_lab.xml blz-20260331_pre.xml http://fasb.org/srt/2025 http://fasb.org/us-gaap/2025 http://xbrl.sec.gov/dei/2025 http://xbrl.sec.gov/ecd/2025 true true