Document and Entity Information Document Information [Table] Entity Addresses, Address Type [Axis] Address Type [Domain] Business Contact [Member] Business Contact Class of Stock [Axis] Class of Stock [Domain] This member stands for American depositary shares. American depositary share American depositary share Common Class A [Member] Common Class A Class A ordinary shares Common Class B [Member] Common Class B Class B ordinary shares Document Information [Line Items] Document Information Document Type Document Registration Statement Document Annual Report Document Period End Date Document Transition Report Document Shell Company Report Securities Act File Number Entity Registrant Name Entity Incorporation, State or Country Code Contact Personnel Name Entity Address, Address Line One Entity Address, Address Line Two Entity Address, City or Town Entity Address, Postal Zip Code Entity Address, Country Country Region City Area Code Local Phone Number Contact Personnel Email Address Title of 12(b) Security Trading Symbol Security Exchange Name Entity Well-known Seasoned Issuer Entity Voluntary Filers Entity Current Reporting Status Entity Interactive Data Current Entity Filer Category Entity Emerging Growth Company ICFR Auditor Attestation Flag Document Financial Statement Error Correction [Flag] Document Accounting Standard Entity Shell Company Entity Common Stock, Shares Outstanding Entity Central Index Key Document Fiscal Year Focus Document Fiscal Period Focus Current Fiscal Year End Date Amendment Flag Auditor Firm ID Auditor Name Auditor Location CONSOLIDATED BALANCE SHEETS Statement [Table] Common Stock [Member] Ordinary shares Common Stock Statement [Line Items] Statement Statement Assets [Abstract] ASSETS Assets, Current [Abstract] Current assets: Cash and Cash Equivalents, at Carrying Value Cash and cash equivalents Restricted Cash, Current Restricted cash Short-Term Investments. Short-term investments Total short-term investments Accounts Receivable, after Allowance for Credit Loss, Current Accounts receivable, net Total accounts receivable, net Financing Receivable, after Allowance for Credit Loss, Current Notes receivable, net Inventory, Net Inventories, net Total inventories, net Prepaid Expense and Other Assets, Current Prepayments and other current assets, net Total prepayments and other current assets, net Prepayments and other current assets Assets, Current Total current assets Assets, Noncurrent [Abstract] Non-current assets: Restricted Cash, Noncurrent Restricted cash Property, Plant and Equipment, Net Property, equipment and software, net Total property, equipment and software, net Amount after accumulated amortization of land use rights. Land Use Rights, Net Land use rights, net Operating Lease, Right-of-Use Asset Operating lease right-of-use assets, net Right-of-use assets Long-Term Investments Long-term investments Total long-term investments Other Assets, Noncurrent Other non-current assets, net Assets, Noncurrent Total non-current assets Assets Total assets Liabilities and Equity [Abstract] LIABILITIES AND SHAREHOLDERS' EQUITY LIABILITIES AND SHAREHOLDERS' EQUITY Liabilities, Current [Abstract] Current liabilities (including amounts of the consolidated VIE without recourse to the primary beneficiary of 1,968 and nil, as of December 31, 2024 and 2025, respectively): Accounts Payable, Current Accounts payable Represents the information pertaining to Advance From Customers, current as on the balance sheet date. Advance From Customers Advances from customers Contract with Customer, Liability, Current Deferred revenue, current Amount of expenses incurred but not yet paid nor invoiced, and liabilities classified as other (due within one year or within the normal operating cycle if longer). Accrued Liabilities and Other Liabilities, Current Total accruals and other current liabilities Accruals and other current liabilities Accrued Income Taxes, Current Income tax payables Operating Lease, Liability, Current Lease liabilities, current Operating lease liabilities, current Liabilities, Current Total current liabilities Current liabilities Liabilities, Noncurrent [Abstract] Non-current liabilities (including amounts of the consolidated VIE without recourse to the primary beneficiary of nil as of December 31, 2024 and 2025): Operating Lease, Liability, Noncurrent Lease liabilities, non-current Operating lease liabilities, non-current Contract with Customer, Liability, Noncurrent Deferred revenue, non-current Other Liabilities, Noncurrent Other non-current liabilities Liabilities, Noncurrent Total non-current liabilities Non-current liabilities Liabilities Total liabilities Equity, Attributable to Parent [Abstract] Shareholders' equity: Shareholders' equity: Common Stock, Value, Issued Ordinary shares Treasury Stock, Common, Value Treasury stock (US$0.00005 par value; 8,785,711 and 245,361 shares as of December 31, 2024 and 2025, respectively) Additional Paid in Capital, Common Stock Additional paid-in capital Accumulated Other Comprehensive Income (Loss), Net of Tax Accumulated other comprehensive loss Retained Earnings (Accumulated Deficit) Accumulated deficit Net decrease in retained earnings Equity, Attributable to Parent Ending Balance Beginning Balance Total shareholders' equity Liabilities and Equity Total liabilities and shareholders' equity Consolidated Entities [Axis] Consolidated Entities [Domain] Variable Interest Entity, Primary Beneficiary [Member] Consolidated VIE Common Stock, Par or Stated Value Per Share Par value Ordinary shares, par value Common Stock, Shares Authorized Number of authorized share capital Ordinary shares, shares authorized Common Stock, Shares, Issued Number of ordinary shares issued Ordinary shares, shares issued Common Stock, Shares, Outstanding Number of ordinary shares outstanding Ordinary shares, shares outstanding Face amount or stated value per share of treasury stock. Treasury Stock Par Or Stated Value Per Share Treasury stock, par value Treasury Stock, Common, Shares Ending Balance (in shares) Beginning Balance (in shares) Treasury stock (in shares) CONSOLIDATED STATEMENTS OF COMPREHENSIVE (LOSS)/INCOME Statement of Income Location, Balance [Axis] Statement of Income Location, Balance [Domain] Research and Development Expense [Member] Research and development expenses Selling and Marketing Expense [Member] Sales and marketing expenses General and Administrative Expense [Member] General and administrative expenses Revenue from Contract with Customer, Excluding Assessed Tax Revenue Total revenue Cost of Goods and Services Sold Cost of revenue Gross Profit Gross profit Operating Expenses [Abstract] Operating expenses: Operation expense Research and Development Expense Research and development expenses Selling and Marketing Expense Sales and marketing expenses General and Administrative Expense General and administrative expenses Other Operating Income (Expense), Net Other operating incomes, net Operating Expenses Total operating expenses Operating Income (Loss) (Loss)/profit from operations Nonoperating Income (Expense) [Abstract] Other income Other Nonoperating Income (Expense) Other non-operating incomes, net Other non-operating income, net Represents the amount of financial income, net incurred during the period. Financial Income, Net Financial income, net Total financial income, net Gain (Loss), Foreign Currency Transaction, before Tax (Gain)/loss on foreign currency exchange rates Foreign exchange gain/(loss), net Foreign exchange loss Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest (Loss)/profit before income tax expense Total (loss)/profit before tax Income Tax Expense (Benefit) Income tax expense Effective Tax Rates Net (loss)/profit Net (loss)/profit Net Income (Loss) Available to Common Stockholders, Basic Net (loss)/profit attributable to ordinary shareholders Net (loss)/profit attributable to ordinary shareholders Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent [Abstract] Other comprehensive income/(loss) OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, after Tax Changes in fair value of long-term investments Fair value change of long-term investment Amount of other comprehensive (income) loss, transfer out of fair value changes of long-term investments. Other Comprehensive (Income) Loss, Transfer Out of Fair Value Changes of Long-Term Investments Transfer out of fair value changes of long-term investments Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent Foreign currency translation adjustment Foreign currency translation Comprehensive Income (Loss), Net of Tax, Attributable to Parent Total comprehensive (loss)/income attributable to Tuya Inc. Weighted Average Number of Shares Outstanding Reconciliation [Abstract] Weighted average number of ordinary shares used in computing net (loss)/profit per share Weighted Average Number of Shares Outstanding, Basic -Basic Weighted-average ordinary shares outstanding, basic Weighted Average Number of Shares Outstanding, Diluted -Diluted Weighted-average ordinary shares outstanding, diluted Basic and Diluted Net (Loss)/Profit per Share Net (loss)/profit per share attributable to ordinary shareholders Earnings Per Share, Basic -Basic Net (loss)/profit per share attributable to ordinary shareholders, basic Earnings Per Share, Diluted -Diluted Net (loss)/profit per share attributable to ordinary shareholders, diluted Share-Based Payment Arrangement, Expense Share-based compensation expenses CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY Equity Components [Axis] Equity Component [Domain] Additional Paid-in Capital [Member] Additional paid-in capital Treasury Stock, Common [Member] Treasury stock AOCI Attributable to Parent [Member] Accumulated other comprehensive income/(loss) Retained Earnings [Member] Accumulated deficit Revision of Prior Period [Axis] Revision of Prior Period [Domain] Cumulative Effect, Period of Adoption, Adjustment [Member] Adjustment Cumulative effect of accounting change Cumulative Effect, Period of Adoption, Adjusted Balance [Member] Cumulative effect, period of adoption, adjusted balance Increase (Decrease) in Stockholders' Equity [Roll Forward] CHANGES IN SHAREHOLDERS' EQUITY Shares, Outstanding Ending Balance (in shares) Beginning Balance (in shares) Stock Repurchased During Period, Value Repurchase of ordinary shares Treasury Stock, Value, Acquired, Cost Method Repurchase of ordinary shares Treasury Stock, Shares, Acquired Repurchase of ordinary shares (in share) Shares Issued, Value, Share-Based Payment Arrangement, after Forfeiture Exercise of share option and vested restricted share unit Shares Issued, Shares, Share-Based Payment Arrangement, after Forfeiture Exercise of share option and vested restricted share unit (in shares) Treasury Stock, Retired, Cost Method, Amount Cancellation of Treasury stock Treasury Stock, Shares, Retired Cancellation of Treasury stock (in shares) Cancellation of Treasury (in shares) Cancellation of Treasury stock (in shares) Number of shares issued during period upon the Dual Primary Listing, net of cost of issuance. Shares Issued During Period, Shares, Upon Dual Primary Listing, Net of Issuance Cost Issuance of ordinary shares upon the Dual Primary Listing, net of cost of issuance (in shares) Number of shares issued upon the Dual Primary Listing, net of cost of issuance Transfer from Investments Transfer out of fair value changes of long-term investments Transfer to Investments Transfer out of fair value changes of long-term investments Amount of increase (decrease) in additional paid in capital (APIC) resulting from a tax benefit (deficiency) associated with an share-based compensation plan other than an employee stock ownership plan (ESOP). Adjustment to Additional Paid in Capital, Income Tax Effect from Share-based Compensation, Net, Total1 Share-based compensation Stock Issued During Period, Value, New Issues Issue of new shares Stock Issued During Period, Shares, New Issues Number of shares issued during the period Issuance of ordinary shares upon Initial Public Offering and related over-allotment option, net of cost of issuance (in shares) Adjustments to Additional Paid in Capital, Dividends in Excess of Retained Earnings Dividend CONSOLIDATED STATEMENTS OF CASH FLOWS Net Cash Provided by (Used in) Operating Activities [Abstract] Cash flows from operating activities: Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Net (loss)/profit Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Adjustments to reconcile net (loss)/profit to net cash generated from operating activities: Share-Based Payment Arrangement, Noncash Expense Share-based compensation Depreciation, Depletion and Amortization Depreciation and amortization of property, equipment and software Finance Lease, Right-of-Use Asset, Amortization Amortization of right-of-use assets Amount of credit loss expense (reversal of expense) for accounts and financing receivable Accounts and Financing Receivable, Credit Loss, Expense (Reversal) Allowance for credit losses/(reversal) of allowance for credit losses Inventory Write-down Inventory write-downs Gain (Loss) on Disposition of Property Plant Equipment (Gain)/loss on disposal of property, equipment and software Gain (Loss) on Sale of Investments Gain on disposal of long-term investment Gain on disposal of a long-term investment Amount of increase (Decrease) in unrealized investment income. Change In Unrealized Investment Income Change in unrealized investment income Amount of unrealized gain (loss) on Long term investment. Unrealized Gain Loss On Long Term Investments Fair value change on short-term and long-term investments The amount of impairment loss of long-term investments. Impairment Loss of Long-term Investments Impairment loss/(reversal) of long-term investments Increase (Decrease) in Operating Capital [Abstract] Changes in operating assets and liabilities: Increase (Decrease) in Accounts Receivable Accounts receivable Increase (Decrease) in Notes Receivable, Current Notes receivable Increase (Decrease) in Inventories Inventories Increase (Decrease) in Prepaid Expense and Other Assets Prepayments and other current assets Increase (Decrease) in Other Noncurrent Assets Other non-current assets Increase (Decrease) in Accounts Payable, Trade Accounts payable Change in advance from customers. Increase (Decrease) in Advance from Customers Advances from customers Increase (Decrease) in Deferred Revenue Deferred revenue Increase (Decrease) in Income Taxes Payable Income tax payables Increase (Decrease) in Other Accounts Payable and Accrued Liabilities Accruals and other liabilities Increase (Decrease) in Operating Lease Liability Lease liabilities