{"uid":"cap_gpTJp5wyf1I_Ynmy_jbPL","slug":"bitcoin-address-balance-lookup-b5d7e3f4","name":"Bitcoin Address Balance Lookup","description":"309 deterministic pay-per-call tools for AI agents over x402 (USDC, Base). No signup, no API key: the payment is the identity.","url":"https://x402-toolbox.shablony-pro.workers.dev/bitcoin/bitcoin-address-balance?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"schema":{"type":"string"}}},"responseSchema":{"type":"json","example":{"ok":true,"paid":true}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_qlG7Uik0Io-T7ZPa6UjOc","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the current USDC balance of a given Bitcoin address via a pay-per-call x402 micropayment","exampleAgentPrompt":"What's the current Bitcoin balance for address 1A1zP1eP5QGefi2DMPTfTL5SLmv7Divf Na?","exampleUseCases":[{"title":"DeFi portfolio tracker balance check","prompt":"Can you look up the current BTC balance for my cold wallet at address 3FZbgi29cpjq2GjdwV8eyHuJJnkLtktZc5? I want to know if any funds have arrived."},{"title":"Verify payment received on-chain","prompt":"Check whether any Bitcoin has been sent to address bc1qxy2kgdygjrsqtzq2n0yrf2493p83kkfjhx0wlh — I'm waiting for a payment confirmation."},{"title":"Monitor whale wallet balance","prompt":"What is the total BTC balance sitting in the address 1FeexV6bAHb8ybZjqQMjJrcCrHGW9sb6uF right now?"}],"resultDescription":"Returns a JSON object with an 'ok' and 'paid' status flag, along with the Bitcoin address balance (likely in satoshis or BTC), potentially including UTXO count or transaction history metadata.","failureModes":["Invalid Bitcoin address format returns an error response","Address not found on-chain returns zero balance or error","Payment failure via x402 causes request to be rejected before processing","Network or provider timeout returns a non-ok status","Malformed schema parameter may yield unexpected results"],"whenToPreferThis":"Use this endpoint when you need a no-signup, pay-per-call Bitcoin address balance lookup with micropayment authentication via x402 and USDC on Base. It is ideal for AI agents that need occasional on-chain Bitcoin data without maintaining API keys or subscriptions.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T06:47:33.268Z","isFirstParty":false,"canonicalSlug":"bitcoin-address-balance-lookup-b5d7e3f4"}