Class of Stock [Axis] Total Current Assets Total Non-current Assets Total Assets Total Current Liabilities Total Long-Term Liabilities Total Liabilities Total Stockholders’ Equity Total Liabilities and Stockholders’ Equity Total operating expenses LOSS FROM OPERATIONS Total other income, net Total loss from discontinued operations, net NET LOSS Net loss for the period Net loss NET LOSS ATTRIBUTABLE TO MYSEUM.AI, INC. SHAREHOLDERS Balance Balance Noncontrolling interest deficit Balance (in Shares) Balance (in Shares) Balance (in Shares) Balance (in Shares) Treasury stock, at cost (in Shares) Equity Components [Axis] NET CASH USED IN OPERATING ACTIVITIES Net cash used in operations NET CASH (USED IN) PROVIDED BY INVESTING ACTIVITIES NET CASH (USED IN) PROVIDED BY FINANCING ACTIVITIES NET INCREASE IN CASH AND CASH EQUIVALENTS CASH AND CASH EQUIVALENTS - beginning of period CASH AND CASH EQUIVALENTS - end of period Organization and Summary of Significant Accounting Policies [Abstract] Summary of Significant Accounting Policies [Abstract] Measurement Frequency [Axis] Fair Value Hierarchy and NAV [Axis] Balance at December 31, 2025 Balance at March 31, 2026 Investment in equity securities, at fair value Amount of fair value Antidilutive Securities [Axis] Discontinued Operations and Deconsolidation [Abstract] Schedule of Discontinued Operations [Abstract] Investment in Equity Securities [Abstract] Short-Term Investments [Abstract] Asset Class [Axis] Investment Type [Axis] Schedule of Short-Term Investments, at Fair Value [Abstract] Fair Value, December 31, 2025 Fair Value, March 31, 2026 Short-term investments, at fair value Short-term investments Fair Value Property and Equipment [Abstract] Long-Lived Asset, Class [Axis] Property and equipment, net Property and equipment, net Statistical Measurement [Axis] Internal-Use Software [Abstract] Operating Lease Right-of-Use Assets and Operating Lease Liabilities [Abstract] Schedule of Lease Cost [Abstract] Total lease liability Total operating lease liability Operating lease liabilities Schedule of Minimum Lease Payments under Non-Cancelable Operating Lease [Abstract] Total Related Party Transactions [Abstract] Stockholders’ Equity [Abstract] Number of Options, beginning balance (in Shares) Number of Options, ending balance (in Shares) Weighted Average Exercise Price, beginning balance Weighted Average Exercise Price, ending balance Derivative Instrument [Axis] Number of Warrants, beginning balance Number of Warrants, ending balance Weighted Average Exercise Price, beginning balance Weighted Average Exercise Price, ending balance Class of Warrant or Right [Axis] Commitments and Contingencies [Abstract] Subsequent Events [Abstract] ASSETS CURRENT ASSETS: Cash and cash equivalents Accounts receivable Accounts receivable amounted Prepaid expenses NON-CURRENT ASSETS: Deferred offering costs Deferred offering cost Operating lease right-of-use asset, net Right-of-use asset, net Right-of-use assets LIABILITIES AND STOCKHOLDERS’ EQUITY CURRENT LIABILITIES: Accounts payable and accrued expenses Operating lease liability, current portion Less: current portion Contract liabilities LONG-TERM LIABILITIES: Operating lease liability, less current portion Long term portion of lease liability Commitments and Contingencies (Note 11) STOCKHOLDERS’ EQUITY: Preferred stock, value Aggregate stated value Preferred stock, par value (in Dollars per share) Preferred stock, shares authorized (in Shares) Preferred stock shares authorized Preferred stock, shares issued (in Shares) Consideration issued (in Shares) Preferred stock, shares issued Preferred stock, shares outstanding (in Shares) Preferred stock, shares outstanding Common stock ($0.0001 par value; 180,000,000 shares authorized; 4,391,274 and 4,331,274 shares issued and 4,324,329 and 4,264,329 shares outstanding on March 31, 2026 and December 31, 2025, respectively) Common stock purchased value (in Dollars) Common stock, par value (in Dollars per share) Common stock price per share (in Dollars per share) Common stock, shares authorized (in Shares) Common stock, shares authorized Common stock, shares issued (in Shares) Common shares Common stock, shares outstanding (in Shares) Common stock to be issued (139 shares on March 31, 2026 and December 31, 2025) Common stock to be issued (in Shares) Additional paid-in capital Accumulated deficit NET REVENUES OPERATING EXPENSES: Compensation and related expenses Marketing and advertising expenses Professional and consulting expenses General and administrative expenses OTHER INCOME (EXPENSES): Interest income, net LOSS FROM CONTINUING OPERATIONS DISCONTINUED OPERATIONS: Loss from discontinued operations, net of tax NET LOSS PER COMMON SHARE: Basic - continuing operations (in Dollars per share) Diluted - continuing operations (in Dollars per share) Basic - discontinued operations (in Dollars per share) Diluted - discontinued operations (in Dollars per share) Basic net loss per common share attributable to Myseum.AI, Inc. shareholders (in Dollars per share) Diluted net loss per common share attributable to Myseum.AI, Inc. shareholders (in Dollars per share) WEIGHTED AVERAGE NUMBER OF COMMON SHARES OUTSTANDING: Basic (in Shares) Diluted (in Shares) Accretion of stock-based compensation in connection with stock option grants Accretion of stock-based expense (in Dollars) Accretion of stock-based professional fees in connection with stock option grants Issuance of common shares for services Shares valued for service (in Dollars) Issuance of common shares for services (in Shares) Issuance of warrants for services Amount of warrant valued (in Dollars) Issuance of common stock for cash, net of allocated offering costs of $568,000 Value of stock issued (in Dollars) Issuance of common stock for cash, net of allocated offering costs of $568,000 (in Shares) Issued common shares Number of shares sold (in Shares) Issuance of common stock for cash, net of allocated offering costs Initial recording on noncontrolling interest CASH FLOWS FROM OPERATING ACTIVITIES: Adjustments to reconcile net loss to net cash used in operating activities: Depreciation and amortization Amortization of right-of-use asset Stock-based compensation Stock-based professional fees Reversal of short-term investment interest income discount Reversal of short-term investments interest income discount Unrealized loss on equity securities Unrealized loss on equity securities Change in fair value - unrealized loss on equity securities Changes in operating assets and liabilities: Accounts payable and accrued expenses Contract liabilities Liabilities of discontinued operations Operating lease liability CASH FLOWS FROM INVESTING ACTIVITIES: Proceeds from sale of short-term investments Sales of short-term investments CASH FLOWS FROM FINANCING ACTIVITIES: Proceeds from sale of common stock, net SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION: Cash paid for: Interest Income taxes NON-CASH INVESTING AND FINANCING ACTIVITIES: Initial recording and changes in noncontrolling interest deficit Aggregate initial negative noncontrolling interest Common stock issued for future sale pursuant to ATM offering Warrants issued for future services Treasury stock, at cost (66,945 shares on March 31, 2026 and December 31, 2025) Net loss of former subsidiary attributable to noncontrolling interest of discontinued operations Net loss amount Accounts receivable Prepaid expenses Assets of discontinued operations Purchase of short-term investments Purchases of short-term investments Increase in intangible assets - capitalization of internal-use software of discontinued operations Incurred cost Payment of deferred offering costs Common Stock, par value $0.0001 per share Series A Warrants, each warrant exercisable for one share of Common Stock at an exercise price of $4.98 per share Series A Preferred Stock Series A Preferred Stock [Member] Series B Preferred Stock Series B Series B Preferred Stock [Member] Common Stock Common Stock [Member] Preferred Stock Common Stock to be Issued Additional Paid-in Capital Treasury Stock Accumulated Deficit Noncontrolling Interest Noncontrolling Interest [Member] ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Schedule of Fair Value Hierarchy of its Financial Assets and Liabilities Measured at Fair Value Equity securities Schedule of Change in the Fair Value Measurement