Trading Arrangements, by Individual Trading Arrangements, by Individual [Table] Trading Arrangement: Trading Arrangement [Axis] Maximum Maximum [Member] Short-Term Debt, Type [Axis] Short-Term Debt, Type [Axis] Title of 12(b) Security Title of 12(b) Security Note receivable, related party Increase (Decrease) in Notes Receivables Adjustment to Compensation, Amount Adjustment to Compensation Amount Consideration payable for equity method investment Equity Method Investment, Consideration Payable Equity Method Investment, Consideration Payable Customer One Customer One [Member] Represents the information pertaining to customer one. Segment Reporting [Abstract] Schedule of Estimated Future Amortization Expense of Intangible Assets, Net Intangible Asset, Finite-Lived, and Capitalized Cost, Software to be Sold, Leased, or Marketed, Estimated Amortization Expense [Table Text Block] Pre Funded Warrants Pre Funded Warrants [Member] Represent information pertaining to pre-funded warrants. CyberFish CyberPsychology Solutions Ltd, Share Purchase Agreement CyberFish CyberPsychology Solutions Ltd, Share Purchase Agreement [Member] CyberFish CyberPsychology Solutions Ltd, Share Purchase Agreement Entity Ex Transition Period Entity Ex Transition Period Percentage of payroll cost covered by advance Percentage Of Payroll Cost Covered By Advance Represents the percentage of payroll cost covered by advance. Issuance of common stock in relation to vested restricted stock units and grants (in shares) Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures September 3, 2024 First Warrant Issuance September 3, 2024 [Member] First Warrant Issuance September 3, 2024 Warrants issued (in shares) Class Of Warrant Or Right Issued Class Of Warrant Or Right Issued Number of warrants exercised for issuance of shares (in shares) Class of Warrant or Right, Number of Securities Called by Warrants or Rights Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Developed Technology Developed Technology Rights [Member] Class of Warrant or Right [Table] Class of Warrant or Right [Table] Change in fair value of warrant liability Change in fair value of warrant liability Fair Value Adjustment of Warrants QID QID [Member] QID Property and equipment, net Business Combination, Recognized Asset Acquired, Property, Plant, and Equipment Warrants and Rights Note Disclosure [Abstract] Warrants and Rights Note Disclosure [Abstract] Total Payments Lessee, Operating Lease, Liability, to be Paid, Total Payments [Abstract] No definition available. Related Party Transactions Related Party Transactions Disclosure [Text Block] Options granted (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross Common stock, par value (in dollars per share) Common Stock, Par or Stated Value Per Share Warrant liability variable share change (in shares) Class Of Warrant Or Right Variable Share Change Class Of Warrant Or Right Variable Share Change Intangible assets, net Intangible Asset, Excluding Goodwill, after Accumulated Amortization Balance at the beginning (in shares) Balance at the end (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number Net Loss Net loss Net Income (Loss), Including Portion Attributable To Noncontrolling Interest, Before Equity Method Investment Net Income (Loss), Including Portion Attributable To Noncontrolling Interest, Before Equity Method Investment Investments (includes related party investment of $249,656 and $85,025 as of June 30, 2026 and December 31, 2025, respectively) Initial investment Long-Term Investments Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount Collaborative Arrangement and Arrangement Other than Collaborative [Domain] Collaborative Arrangement and Arrangement Other than Collaborative [Domain] Number of reportable segments Number of Reportable Segments Total Current Liabilities Current liabilities Liabilities, Current Short-Term Debt, Type [Domain] Short-Term Debt, Type [Domain] Total lease expense Lease, Cost [Abstract] Entity Address, City or Town Entity Address, City or Town Granted (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] Stock Awards and Stock-Based Compensation Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] Class of Financing Receivable [Domain] Class of Financing Receivable [Domain] Registered direct offering Registered Direct Offering [Member] Represents the information pertaining to registered direct offering. Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Intangible assets, net Intangible Asset, Finite-Lived, after Accumulated Amortization Peer Group Total Shareholder Return Amount Peer Group Total Shareholder Return Amount Number of tranches Business Combination, Deferred Consideration, Number Of Tranches Business Combination, Deferred Consideration, Number Of Tranches Level 2 Fair Value, Inputs, Level 2 [Member] Non-Operating Income (Expense): Nonoperating Income (Expense) [Abstract] Total Shareholder Return Vs Peer Group Total Shareholder Return Vs Peer Group [Text Block] Total other comprehensive income (loss) Other Comprehensive Income (Loss), Net of Tax Non-Rule 10b5-1 Arrangement Terminated Non-Rule 10b5-1 Arrangement Terminated [Flag] Sales revenue net Revenue Benchmark [Member] Non-cash lease expense Non Cash Lease Expense The amount of non-cash lease expense. Warrants exercised (in dollars per share) Class Of Warrant Or Right, Weighted Average Exercise Price, Exercises In Period Class Of Warrant Or Right, Weighted Average Exercise Price, Exercises In Period Concentration Risk Type [Axis] Concentration Risk Type [Axis] Schedule of Long-Term Debt Instruments [Table] Schedule of Long-Term Debt Instruments [Table] Accounting for Impairment of Long-Lived Assets Long-Lived Asset, Excluding Intangible Asset and Goodwill, Impairment and Disposal [Policy Text Block] Investment Income [Table] Investment Income [Table] Related Party [Axis] Related and Nonrelated Parties [Axis] Remaining Performance Obligations Revenue from Contract with Customer [Policy Text Block] Multinational Telecommunications Corporation Multinational Telecommunications Corporation [Member] Multinational Telecommunications Corporation Schedule of Future Maturities of ASC 842 Lease Liabilities Lessee, Operating Lease, Liability, to be Paid, Maturity [Table Text Block] Supplemental disclosure of non-cash activities: Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract] Document Period End Date Document Period End Date Loan agreement Debt Instrument, Face Amount 2027 Lessee, Operating Lease, Liability, to be Paid, Year Two Imputed Interest Payments Lessee, Operating Lease, Liability, to be Paid, Imputed Interest Payments [Abstract] No definition available. Commission after transaction Percentage Of Commission Received On Net Sales Percentage Of Commission Received On Net Sales Equity Method Investment, Nonconsolidated Investee [Axis] Equity Method Investment, Nonconsolidated Investee [Axis] 2028 Lessee, Operating Lease, Liability, To be Paid Net of Undiscounted Excess Amount, Year Three Present value of lessee's discounted obligation for lease payments from operating lease in third fiscal year following current fiscal year. Accumulated other comprehensive income Accumulated Other Comprehensive Income (Loss), Net of Tax Entity Shell Company Entity Shell Company Short-term operating lease liabilities Operating Lease, Liability, Current Trade name and trademarks Trademarks and Trade Names [Member] Net Loss per Share Attributable to Common Stockholders Earnings Per Share [Text Block] Earnings Per Share [Abstract] Earnings Per Share [Abstract] Government Of Malta And The University Of Malta Agreement Government Of Malta And The University Of Malta Agreement [Member] Government Of Malta And The University Of Malta Agreement Document Fiscal Period Focus Document Fiscal Period Focus New Warrants New Warrants [Member] New Warrants S And P 500 Bank S And P 500 Bank [Member] Represents the information pertaining to s and p 500 bank. Peer Group Issuers, Footnote Peer Group Issuers, Footnote [Text Block] Total Liabilities Liabilities Trading Symbol Trading Symbol Promissory Note Payable July 31, 2024 Promissory Note Payable July 31, 2024 [Member] Promissory Note Payable July 31, 2024 Purchases of property and equipment Payments to Acquire Property, Plant, and Equipment Schedule of Fair Value of Assets and Liabilities Acquired Business Combination, Recognized Asset Acquired and Liability Assumed [Table Text Block] Company Selected Measure Name Company Selected Measure Name Sale of Stock [Domain] Sale of Stock [Domain] Depreciation and amortization Depreciation, Depletion and Amortization, Nonproduction Cash flows from operating activities: Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract] Related party receivables Other Receivables, Net, Current Option percentage of principal amount Debt Instrument, Monthly Demand Option Percentage Of Principal Amount Debt Instrument, Monthly Demand Option Percentage Of Principal Amount Equity Valuation Assumption Difference, Footnote Equity Valuation Assumption Difference, Footnote [Text Block] Useful Lives Property, Plant, and Equipment, Useful Life Net identifiable assets acquired Business Combination, Recognized Asset Acquired to Liability Assumed, Excess (Less) Collaborative Arrangement and Arrangement Other than Collaborative [Axis] Collaborative Arrangement and Arrangement Other than Collaborative [Axis] Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Capitalized internal-use software, net Capitalized internal-use software, net Capitalized Internal-Use Software, Net Capitalized Internal-Use Software, Net Contract Service Period [Domain] Contract Service Period [Domain] Contract Service Period [Domain] Operating cash flows from operating leases Operating Lease, Payments Forfeited common stock shares to satisfy taxes Payment of Financing and Stock Issuance Costs Award Timing Predetermined Award Timing Predetermined [Flag] Other comprehensive income (loss): Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest [Abstract] Adjustment To PEO Compensation, Footnote Adjustment To PEO Compensation, Footnote [Text Block] Stock-based compensation APIC, Share-Based Payment Arrangement, Increase for Cost Recognition Level 1 Fair Value, Inputs, Level 1 [Member] September 2024 Warrants September 2024 Warrants [Member] September 2024 Warrants Exercise price Measurement Input, Exercise Price [Member] Minimum lease commitments related to month-to-month lease arrangements Minimum Lease Commitments The amount of minimum lease commitments related to month-to-month lease arrangements. Capitalized internal-use software impairment Capitalized Cost, Software to be Sold, Leased, or Marketed, Impairment Loss Class of Financing Receivable [Axis] Class of Financing Receivable [Axis] Operating lease liabilities Increase (Decrease) in Operating Lease Liability Depreciation Depreciation Vesting [Domain] Vesting [Domain] Antidilutive Securities [Axis] Antidilutive Securities [Axis] Beginning balance (in dollars per share) Ending balance (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price Operating lease right-of-use assets Operating lease right-of-use assets Operating Lease, Right-of-Use Asset Concentration Risk Type [Domain] Concentration Risk Type [Domain] Operating lease liabilities Operating Lease, Liability [Abstract] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Schedule of Prepaid Expenses and Other Current Assets Schedule of Prepaid Expenses and Other Current Assets [Table Text Block] The tabular disclosure of Prepaid expenses and other current assets. Expiration Date Trading Arrangement Expiration Date Total Stockholders’ Equity Beginning balance Ending balance Equity Equity, Including Portion Attributable to Noncontrolling Interest Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Proceeds from common stock, prefunded warrants, and common stock warrants, net of fees Proceeds from Issuance of Common Stock Accounts receivable Business Combination, Recognized Asset Acquired, Receivable, Current Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Antidilutive Security, Excluded EPS Calculation [Table] Leases and Commitments Leases and Commitments [Abstract] No definition available. Cash flows from investing activities: Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract] Remaining lease term Lessee, Operating Lease, Remaining Lease Term Related Party Transaction [Axis] Related Party Transaction [Axis] Unrecognized stock based compensation Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount Property and Equipment, Net Property, Plant, and Equipment [Policy Text Block] Borrowings Debt Disclosure [Text Block] Employment term for receiving advances Employment Term For Receiving Advances Represents the employment term for receiving advances. Investor costs incurred Debt Issuance Costs, Net Business Combination [Table] Business Combination [Table] Loans from Maltese government Loans from Maltese government Represents information pertaining to loans from Maltese government. PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Secured Debt Secured Debt [Member] Business Combination, Asset Acquisition, Transaction between Entities under Common Control, and Joint Venture Formation [Abstract] Government Assistance, Type [Axis] Government Assistance, Type [Axis] Costs and expenses Costs and Expenses Annual Service Annual Service Fee [Member] Annual Service Fee Cash consideration for CyberFish investment Payments to Acquire Equity Method Investments Interest rate (in percent) Debt Instrument, Interest Rate, Stated Percentage Total T Stamp Inc. Stockholders’ Equity Equity, Attributable to Parent ASSETS Assets [Abstract] Number of shares issuable (in shares) Business Combination, Consideration Transferred, Equity Interest, Share Issued, Number of Shares Carrying amount of goodwill due to purchase price allocation Intangible Asset, Including Goodwill, Impairment Loss Insider Trading Policies and Procedures [Line Items] Proceeds from loan from Maltese government Proceeds From Loan From Maltese Government The amount of cash inflow from loan from Maltese government. November 9, 2016 First Warrant Issuance November 9, 2016 [Member] First Warrant Issuance November 9, 2016 Prepaid expenses and other current assets Prepaid expenses and other current assets Prepaid Expense and Other Assets, Current Private Placement Private Placement [Member] Balance Sheet Components Supplemental Balance Sheet Disclosures [Text Block] Lexverify Ltd Lexverify Ltd [Member] Lexverify Ltd Interest expense, net Interest Income (Expense), Nonoperating Shares expected to be exercised (in shares) Class Of Warrant Or Right, Number Of Shares Expected To Be Exercised Class Of Warrant Or Right, Number Of Shares Expected To Be Exercised Expected dividend yield Measurement Input, Expected Dividend Rate [Member] Number of operating segments Number of Operating Segments Entity Central Index Key Entity Central Index Key Less: Accumulated depreciation Property, Plant, and Equipment, Accumulated Depreciation, Depletion, and Amortization Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year [Member] Promissory Note Payable Within Three Trading Days Of Effective Resale Registration Statement Promissory Note Payable Within Three Trading Days Of Effective Resale Registration Statement [Member] Promissory Note Payable Within Three Trading Days Of Effective Resale Registration Statement Securities purchase agreement Securities Purchase Agreement [Member] Represents the information pertaining to Securities Purchase Agreement. Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Investment, Name [Axis] Investment, Name [Axis] Government Of Malta Grant Agreement Government Of Malta Grant Agreement [Member] Government Of Malta Grant Agreement Schedule of Stock Options Valuation Assumptions Schedule of Share-Based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] Grant date fair value of options that vested Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested in Period, Fair Value Options Outstanding Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding [Roll Forward] October 2025 Series B Warrants October 2025 Series B Warrants [Member] October 2025 Series B Warrants Spread on variable rate Debt Instrument, Basis Spread on Variable Rate Prepayments and other current assets Business Combination, Recognized Asset Acquired, Other Asset, Current January 2025 Series B Warrants January 2025 Series B Warrants [Member] January 2025 Series B Warrants Accumulated Other Comprehensive Income AOCI Attributable to Parent [Member] All Individuals All Individuals [Member] Unrecognized stock compensation recognition period Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition Noncurrent assets Assets, Noncurrent Schedule of Balance Sheet Information Related to Leases Schedule of Balance Sheet Information Related to Leases [Table Text Block] Tabular disclosure of balance sheet information related to leases. Statement [Line Items] Statement [Line Items] Total Assets Assets Numerator: Income Amounts Attributable to Parent, Disclosures [Abstract] Customer Three Customer Three [Member] Customer Three Other income Others Non-operating Income Amount of others non-operating income. Stock not yet issued (in shares) Common Stock, Capital Shares Reserved for Future Issuance Equity Method Investment, Nonconsolidated Investee [Domain] Equity Method Investment, Nonconsolidated Investee [Domain] January 2025 Series A Warrants January 2025 Series A Warrants [Member] January 2025 Series A Warrants October 2025 Series A Warrants October 2025 Series A Warrants [Member] October 2025 Series A Warrants Weighted average grant-date fair value of options granted per share Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value Schedule of Stock-Based Compensation Expense Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block] Total liabilities assumed Business Combination, Recognized Liability Assumed, Liability Stock Awards and Stock-Based Compensation Share-Based Payment Arrangement [Text Block] Leases and Commitments Leases and Commitments [Text Block] The entire disclosure for leases and commitments. PEO PEO [Member] Beginning balance (in shares) Ending balance (in shares) Shares, Outstanding Goodwill Goodwill Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Violation of Home Country Law, Amount Accounts payable and other current liabilities Business Combination, Recognized Liability Assumed, Accounts Payable, Current Accumulated Deficit Retained Earnings [Member] Long-term operating lease liabilities Operating Lease, Liability, Noncurrent Related party payables Increase (Decrease) in Due to Related Parties, Current Total operating expenses Operating Expenses Fair Value of Assets and Liabilities Fair Value Measurement, Policy [Policy Text Block] Increase (Decrease) in Stockholders' Equity Increase (Decrease) in Stockholders' Equity [Roll Forward] Common stock, shares outstanding (in shares) Common Stock, Shares, Outstanding Award Timing Disclosures [Line Items] Accrued employee taxes Accrued Employee Taxes The amount of accrued employee taxes. Diluted net loss per share attributable to T Stamp Inc. (in dollars per share) Net loss per share attributable to common stockholders, diluted (in dollars per share) Earnings Per Share, Diluted CyberFish CyberFish [Member] CyberFish Prepaid expenses and other current assets Increase (Decrease) in Prepaid Expense and Other Assets Change in T Stamp Inc's basis Unrealized Gain (Loss) on Investments Amortization expense Intangible Asset, Finite-Lived, Amortization Expense Intangible assets Intangible Asset, Finite-Lived [Line Items] Tranche One Business Combination, Consideration Tranche One [Member] Business Combination, Consideration Tranche One Total identifiable assets acquired Business Combination, Recognized Asset Acquired, Asset Share-Based Payment Arrangement [Abstract] Share-Based Payment Arrangement [Abstract] Net revenue (includes related party revenue of $(21,031) and 250,893 during the three months ended June 30, 2026 and 2025, respectively, and $18,002 and $338,740 during the six months ended June 30, 2026 and 2025, respectively) Net revenue Revenue from Contract with Customer, Excluding Assessed Tax Deferred consideration payment period Business Combination, Consideration Tranche Period Business Combination, Consideration Tranche Period Monthly Service Fee, After First Six Months Of Agreement Monthly Service Fee, After First Six Months Of Agreement [Member] Monthly Service Fee, After First Six Months Of Agreement Minimum base rate for interest Minimum Variable Rate For Interest Calculation Represents the minimum base rate for interest. Schedule of Equity Method Investments Equity Method Investments [Table Text Block] Equity Awards Adjustments, Footnote Equity Awards Adjustments, Footnote [Text Block] January 2025 Private Placement Warrants January 2025 Private Placement Warrants [Member] January 2025 Private Placement Warrants Sale of Stock [Axis] Sale of Stock [Axis] Aggregate Intrinsic Value Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Additional Disclosures [Abstract] Operating loss Operating Income (Loss) Notes payable, current accrued interest Interest Receivable, Noncurrent Fair value of warrants Warrants and Rights Outstanding Proceeds from loans Proceeds from Issuance of Debt Acquisition Business Combination [Text Block] Related Party Transaction [Domain] Related Party Transaction [Domain] Warrant Inducement Agreement Warrant Inducement Agreement [Member] Warrant Inducement Agreement Related party receivables Increase (Decrease) in Due from Related Parties, Current Rule 10b5-1 Arrangement Adopted Rule 10b5-1 Arrangement Adopted [Flag] Net Loss per Share Attributable to Common Stockholders Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Common stock, shares issued (in shares) Common Stock, Shares, Issued Cash paid for amounts included in the measurement of lease liabilities: Cash Flow, Operating Activities, Lessee [Abstract] Accounts receivable (including changes in related party balances of $(494) and $277,571 respectively) Changes in accounts receivable related party balances Increase (Decrease) in Accounts Receivable Product and Service [Domain] Product and Service [Domain] Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Net loss Business Combination, Acquiree's Earnings (Loss) since Acquisition Date, Actual Compensation Actually Paid vs. Other Measure Compensation Actually Paid vs. Other Measure [Text Block] 2028 Lessee, Operating Lease, Liability, to be Paid, Year Three Termination Date Trading Arrangement Termination Date Fair Value, Recurring and Nonrecurring [Table] Fair Value, Recurring and Nonrecurring [Table] Developed technology Business Combination, Recognized Asset Acquired, Identifiable Intangible Asset, Finite-Lived Compensation Actually Paid vs. Total Shareholder Return Compensation Actually Paid vs. Total Shareholder Return [Text Block] Related party payables Other Liabilities, Current Accrued expenses Accrued expenses Accrued Liabilities, Current Fair Value as of Grant Date Award Grant Date Fair Value 2028 Lessee, Operating Lease, Liability, Undiscounted Excess Amount, Year Three Lessee, Operating Lease, Liability, Undiscounted Excess Amount, Year Three Pay vs Performance Disclosure, Table Pay vs Performance [Table Text Block] Arrangement Duration Trading Arrangement Duration Warrants exercised (in shares) Warrants Exercised, Shares Warrants Exercised, Shares Entity Address, Postal Zip Code Entity Address, Postal Zip Code Entity Registrant Name Entity Registrant Name Warrants Outstanding Class Of Warrant Or Right Outstanding [Roll Forward] Class Of Warrant Or Right Outstanding Insider Trading Policies and Procedures Not Adopted Insider Trading Policies and Procedures Not Adopted [Text Block] Stock Grants Stock Grants [Member] Stock Grants Intangible assets, gross Intangible Asset, Finite-Lived, before Accumulated Amortization Interim Financing Interim Financing, Tranche Two [Member] Interim Financing, Tranche Two Net loss from equity method investment, related party Change in value of equity method investment, related party Portion of operating losses recognized Income (Loss) from Equity Method Investments Forgone Recovery due to Expense of Enforcement, Amount Forgone Recovery due to Expense of Enforcement, Amount Furniture and fixtures Furniture and Fixtures [Member] Intangible Asset, Finite-Lived, Class [Domain] Intangible Asset, Finite-Lived, Class [Domain] Award Type [Domain] Award Type [Domain] Level 3 Fair Value, Inputs, Level 3 [Member] Warrants exercised (in shares) Class Of Warrant Or Right Exercised Class Of Warrant Or Right Exercised Expected term Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Term 2027 Intangible Asset, Finite-Lived, Estimated Amortization Expense, Year One Accrued expense Increase (Decrease) in Accrued Liabilities Short-Term Debt [Table] Short-Term Debt [Table] Major Customers and Concentration of Risks Concentration Risk, Credit Risk, Policy [Policy Text Block] Legal Entity [Axis] Legal Entity [Axis] Equity Method Investment Equity Method Investments [Policy Text Block] Cash and cash equivalents, beginning of period Cash and cash equivalents, end of period Cash and cash equivalents Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Schedule of Finite-Lived Intangible Assets [Table] Intangible Asset, Finite-Lived [Table] Accrued legal and professional fees Accrued Professional Fees, Current Non-NEOs Non-NEOs [Member] Ownership percentage Equity Method Investment, Ownership Percentage Going Concern Liquidity [Policy Text Block] Disclosure of accounting policy pertaining to liquidity. 2028 Intangible Asset, Finite-Lived, Estimated Amortization Expense, Year Two Investment, Name [Domain] Investment, Name [Domain] Customer [Domain] Customer [Domain] Warrants canceled and forfeited (in shares) Class Of Warrant Or Right Forfeited Or Expired Class Of Warrant Or Right Forfeited Or Expired Long-Term Debt, Type [Domain] Long-Term Debt, Type [Domain] Contract Service Period [Axis] Contract Service Period [Axis] Contract Service Period Deferred revenue Contract with Customer, Liability, Current Malta Enterprise Malta Enterprise [Member] Malta Enterprise Risk free interest rate Measurement Input, Risk Free Interest Rate [Member] Statistical Measurement [Axis] Statistical Measurement [Axis] Government Assistance [Line Items] Government Assistance [Line Items] Bank Time Deposits Bank Time Deposits [Member] Award Type [Axis] Award Type [Axis] Named Executive Officers, Footnote Named Executive Officers, Footnote [Text Block] Accumulated deficit Accumulated deficit Retained Earnings (Accumulated Deficit) Product and Service [Axis] Product and Service [Axis] Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Table] QID Technologies, LLC QID Technologies LLC [Member] QID Technologies LLC Short-Term Debt [Line Items] Short-Term Debt [Line Items] Total non-cash consideration for acquisition of Lexverify Ltd Noncash or Part Noncash Acquisition, Warrants Received In Lieu Of Cash Noncash or Part Noncash Acquisition, Warrants Received In Lieu Of Cash Common Stock Common Stock [Member] Operating lease expense – fixed payments Operating Lease, Cost Expected dividend yield Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Dividend Rate Estimated future amortization expense of intangible assets Intangible Asset, Finite-Lived, after Accumulated Amortization, Estimated Amortization Expense, Fiscal Year Maturity [Abstract] Development technology Development Technology Development Technology Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Axis] Aggregate Intrinsic Value Class Of Warrant Or Right, Aggregate Intrinsic Value Outstanding [Roll Forward] Class Of Warrant Or Right, Aggregate Intrinsic Value Outstanding Total Liabilities and Stockholders’ Equity Liabilities and Equity Share-Based Payment Arrangement, Option Share-Based Payment Arrangement, Option [Member] Warrants exercisable as of ending balance Class Of Warrant Or Right, Weighted Average Remaining Contractual Life Of Warrants Or Rights Exercisable Class Of Warrant Or Right, Weighted Average Remaining Contractual Life Of Warrants Or Rights Exercisable Non-controlling interest Equity, Attributable to Noncontrolling Interest Additional 402(v) Disclosure Additional 402(v) Disclosure [Text Block] Related Party [Domain] Related and Nonrelated Parties [Domain] Tranche Three Business Combination, Consideration Tranche Three [Member] Business Combination, Consideration Tranche Three Annual fee Consulting Agreement, Annual Fees Consulting Agreement, Annual Fees Tabular List, Table Tabular List [Table Text Block] Vesting [Axis] Vesting [Axis] Additional paid-in capital Additional Paid in Capital 2029 Intangible Asset, Finite-Lived, Estimated Amortization Expense, Year Three 2026 Intangible Asset, Finite-Lived, Estimated Amortization Expense, Remainder of Fiscal Year Tax credit receivable (short-term) Income Taxes Receivable, Current Trust Stamp Malta Limited Trust Stamp Malta Limited Represents information pertaining to trust stamp malta limited. Name Awards Close in Time to MNPI Disclosures, Individual Name CyberFish Consulting Agreement CyberFish Consulting Agreement [Member] CyberFish Consulting Agreement Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested [Member] Aggregate Intrinsic Value Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Intrinsic Value Long-Lived Asset, Class [Domain] Long-Lived Asset, Class [Domain] Sale of stock, price per share (in dollars per share) Sale of Stock, Price Per Share Balance Sheet Components Balance Sheet Components [Abstract] No definition available. Property, Plant, and Equipment [Table] Property, Plant, and Equipment [Table] Adjustment to Compensation: Adjustment to Compensation [Axis] Professional services (over time) Professional Services (Over Time) [Member] Represents the information pertaining to Professional Services. Rule 10b5-1 Arrangement Terminated Rule 10b5-1 Arrangement Terminated [Flag] Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount 2027 Lessee, Operating Lease, Liability, To be Paid Net of Undiscounted Excess Amount, Year Two Present value of lessee's discounted obligation for lease payments from operating lease in second fiscal year following current fiscal year. Cash paid during the period for interest Interest Paid, Excluding Capitalized Interest, Operating Activity Name Measure Name Government Assistance [Table] Government Assistance [Table] Pay vs Performance Disclosure [Line Items] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Borrowings Debt Instrument [Line Items] Additional Paid-In Capital Additional Paid-in Capital [Member] Repayment of promissory note Repayments of Short-Term Debt Percentage of aid intensity to cover eligible wage cost Percentage of Aid Intensity to Cover Eligible Wage Cost Percentage of aid intensity to cover eligible wage cost. Name Trading Arrangement, Individual Name Cash and cash equivalents Cash and Cash Equivalent Expected term Measurement Input, Expected Term [Member] Capitalized internally developed software costs Payments for Software Company Selected Measure Amount Company Selected Measure Amount SentiLink Loan Agreement SentiLink Loan Agreement [Member] SentiLink Loan Agreement Depreciation and amortization Depreciation, Depletion and Amortization December 16, 2016 Warrants December 16, 2016 Warrants [Member] December 16, 2016 Warrants Warrant liabilities Balance, beginning of period Balance, end of period Financial Instruments Subject to Mandatory Redemption, Settlement Terms, Fair Value of Shares Leases and Commitments Lease And Commitments [Line Items] 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. Warrants canceled and forfeited (in dollars per share) Class Of Warrant Or Right, Weighted Average Exercise Price, Canceled And Forfeited In Period Class Of Warrant Or Right, Weighted Average Exercise Price, Canceled And Forfeited In Period Less: payments Debt And Accrued Interest, Accumulated Repayments Debt And Accrued Interest, Accumulated Repayments Weighted average remaining lease term Operating Lease, Weighted Average Remaining Lease Term December 2024 Series B Warrants December 2024 Series B Warrants [Member] December 2024 Series B Warrants Non-PEO NEO Non-PEO NEO [Member] Customer Concentration Risk Customer Concentration Risk [Member] Award Timing Method Award Timing Method [Text Block] Net change in cash and cash equivalents Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] Net loss attributable to T Stamp Inc. Net Loss Net loss attributable to common stockholders Net Income (Loss) Attributable to Parent Long-Term Debt, Type [Axis] Long-Term Debt, Type [Axis] Erroneous Compensation Analysis Erroneous Compensation Analysis [Text Block] Number of shares agreed to issue and sell (in shares) Stock Issued During Period, Shares, New Issuance Agreed Represents the number of shares agreed to issue and sell. Change in fair value Shares Subject To Mandatory Redemption Settlement Terms Impact Of Changes In Fair Value Of Shares On Amounts Represents change in fair value. Restatement Determination Date: Restatement Determination Date [Axis] Percentage of commission received, second year Percentage of Commission Received on Net Sales Year Two It represents the percentage of commission received on net sales on second year. 2027 Lessee, Operating Lease, Liability, Undiscounted Excess Amount, Year Two Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments for operating lease in second fiscal year following current fiscal year. Warrants exercisable as of ending balance (in shares) Class Of Warrant Or Right, Exercisable Class Of Warrant Or Right, Exercisable Weighted Average Remaining Contractual Life (years) Weighted Average Remaining Contractual Life (in years) No definition available. 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Percentage of pre-tax profits per annum to be repaid Percentage of Pre-tax Profits per Annum to be Repaid Percentage of pre-tax profits per annum to be repaid Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year [Member] Entity File Number Entity File Number September 10, 2024 First Warrant Issuance September 10, 2024 [Member] First Warrant Issuance September 10, 2024 Schedule of Warrant Activity Schedule of Stockholders' Equity Note, Warrants or Rights [Table Text Block] Percentage per tranche Percentage Of Grant In Tranche Percentage Of Grant In Tranche Contract agreement fees Contractually Specified Servicing Fees, Amount Schedule of Stock Options Activity Share-Based Payment Arrangement, Option, Activity [Table Text Block] Weighted Average Exercise Price Per Share Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract] Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Measure: Measure [Axis] Useful Lives Capitalized Internal-Use Software, Useful Life Useful life of Capitalized Internal-use Software, net, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. 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Subscription payment Payments For Share Subscriptions Payments For Share Subscriptions Options exercised (in dollars per share) Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price Tranche Four Business Combination, Consideration Tranche Four [Member] Business Combination, Consideration Tranche Four Other accrued liabilities Other Accrued Liabilities, Current Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Aggregate Erroneous Compensation Not Yet Determined Aggregate Erroneous Compensation Not Yet Determined [Text Block] Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year [Member] Comprehensive loss Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Debt Instrument [Axis] Debt Instrument [Axis] Stock-based compensation Share-Based Payment Arrangement, Noncash Expense Total lease expense Lease, Cost Basic net loss per share attributable to T Stamp Inc. (in dollars per share) Net loss per share attributable to common stockholders, basic (in dollars per share) Earnings Per Share, Basic Deferred revenue Deferred Revenue Measurement Input Type [Axis] Measurement Input Type [Axis] Total Current Assets Current assets Assets, Current Insider Trading Arrangements [Line Items] Streeterville Promissory Note June 25, 2026 (Note 2) Short-Term Debt, Fair Value Notes payable (includes accrued interest of $207,694 and $189,360, as of June 30, 2026 and December 31, 2025, respectively) Long-Term Debt, Excluding Current Maturities Balance sheet information related to leases Assets and Liabilities, Lessee [Abstract] Short term lease expense Short-Term Lease, Cost Share purchase agreement in consideration Share Purchase Agreement, Consideration Share Purchase Agreement, Consideration Accounts receivable, net (includes related party receivables of $359,929 and $360,423 as of June 30, 2026 and December 31, 2025, respectively) Accounts Receivable, after Allowance for Credit Loss, Current Schedule of Short-Term Debt Schedule of Short-Term Debt [Table Text Block] Consulting rolling week period Consulting Agreement, Roling Weeks Consulting Agreement, Roling Weeks Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table [Member] Net proceeds from exercise of warrants Proceeds From Warrant Exercises, Net Of Fees Proceeds From Warrant Exercises, Net Of Fees Expected volatility Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate Compensation Actually Paid vs. Company Selected Measure Compensation Actually Paid vs. Company Selected Measure [Text Block] Description of Business, Summary of Significant Accounting Policies, and Going Concern Organization, Consolidation and Presentation of Financial Statements Disclosure and Significant Accounting Policies [Text Block] Cover [Abstract] Cover [Abstract] Concentration risk (as a percent) Concentration Risk, Percentage Equity Awards Adjustments Equity Awards Adjustments [Member] Asset Acquisition [Line Items] Asset Acquisition [Line Items] Number of tranches Number Of Tranches For Grant Number Of Tranches For Grant Average consulting days per week Consulting Agreement, Average Days Per Week Consulting Agreement, Average Days Per Week Number of trading days Number Of Trading Days Number Of Trading Days Total principal and interest outstanding Debt And Accrued Interest Debt And Accrued Interest Other expense Other Nonoperating Income (Expense) Non-Convertible Promissory Notes Payable Non-Convertible Promissory Notes Payable [Member] Represents information pertaining to non-convertible promissory notes payable. Stockholders’ Equity: Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] Forfeited (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeited in Period Financial advisory fees Financial Advisory Fees Financial Advisory Fees Class of Stock [Domain] Class of Stock [Domain] Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Accounts payable Accounts Payable, Current 2026 Lessee, Operating Lease, Liability, To be Paid Net of Undiscounted Excess Amount, Year One Present value of lessee's discounted obligation for lease payments from operating lease in next fiscal year following current fiscal year. Pay vs Performance Disclosure Pay vs Performance Disclosure [Table] Purchase price Business Combination, Consideration Transferred Entity Filer Category Entity Filer Category License fees (over time) License Fees (Over Time) [Member] Represents the information pertaining to License Fees. Maximum amount grant Maximum Amount Grant The maximum amount of grant as a reimbursement of operating expenses for first 12 months. Loan interest rate Debt Instrument, Interest Rate During Period Concentration Risk Benchmark [Domain] Concentration Risk Benchmark [Domain] Prepaid Warrant Prepaid Warrant [Member] Prepaid Warrant Exercise Price (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumption, Exercise Price Agreed-upon price for the exchange of the underlying asset relating to the share-based payment award. Restricted stock units, outstanding (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Outstanding, Number Investments, Debt and Equity Securities [Abstract] Partnership agreement term Related Party Transaction, Term Related Party Transaction, Term Net loss before non-controlling interest Net loss including non-controlling interest Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Current Assets: Assets, Current [Abstract] January 2025 Pre-Funded Warrants January 2025 Pre-Funded Warrants [Member] January 2025 Pre-Funded Warrants Government Assistance, Type [Domain] Government Assistance, Type [Domain] 2026 Lessee, Operating Lease, Liability, Undiscounted Excess Amount, Year One Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments for operating lease in next fiscal year following current fiscal year. Entity Address, Address Line One Entity Address, Address Line One Adjustment to operating lease operating lease liabilities related to renewed leases Right-of-Use Asset Obtained in Exchange for Operating Lease Liability Income tax expense Income Tax Expense (Benefit) Options, RSUs, and grants Options, RSUs, and grants The represent information pertaining to options Rsus and grants member. Patent application costs Payments for Patent Application Costs Represents the cash outflow from patent application costs. December 2024 Series A Warrants December 2024 Series A Warrants [Member] December 2024 Series A Warrants Basis of Consolidation Consolidation, Policy [Policy Text Block] Statement [Table] Statement [Table] Equity Method Investments [Roll Forward] Equity Method Investments [Roll Forward] Equity Method Investments Proceeds from issuance of common stock warrants Proceeds from Issuance of Warrants Malta loan receipt 2 – August 10, 2021 Malta loan receipt 2 This member stands for Malta Loan Receipt two. Cash and Cash Equivalents [Axis] Cash and Cash Equivalents [Axis] Fair value of Class A Shares of Common Stock (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Share Price Represents of fair value of share price. Accrued debt financing costs for notes payable Accrued Debt Financing Costs For Notes Payable Accrued Debt Financing Costs For Notes Payable Percentage of commission received, first year Percentage of Commission Received on Net Sales Year One It represents the percentage of commission received on net sales on first year.