{"uid":"cap_hvh65peSXso5Lxkx_JjVn","slug":"moneytools-bitcoin-address-balance-lookup-f1491a5b","name":"MoneyTools Bitcoin Address Balance Lookup","description":"Bitcoin address balance: Confirmed and pending BTC balance (USD), tx count, address type and reuse for any Bitcoin address (mempool.space public API). Free tier 10/day; then $0.001 via x402 (HTTP 402 + PAYMENT-REQUIRED) or X-API-Key credits. Not charged on failure. $0.001 USDC per call via x402 on Base. Run by MoneyTools.","url":"https://tools.moneytools.dev/v1/btc-address?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"const":"http"},"method":{"const":"GET"},"queryParams":{"type":"object","required":["address"],"properties":{"address":{"type":"string","examples":["bc1qxy2kgdygjrsqtzq2n0yrf2493p83kkfjhx0wlh"],"description":"BTC address"}}}}},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string","const":"json"},"example":{"type":"object","properties":{"payment":{"type":"object","properties":{"charged":{"type":"boolean"},"network":{"type":"string"},"amountUsd":{"type":"string"},"transaction":{"type":["string","null"]}}},"freeTier":{"type":"object"},"_moneytools":{"type":"object","description":"optional plan / partner hints"}},"description":"Tool-specific JSON result (see llms.txt / openapi.json). Always includes payment info.","additionalProperties":true}}}}},"responseSchema":{"type":"json"},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","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":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_uGRCi_Ws2bbs9g6nazMJy","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns confirmed and pending BTC balance (in BTC and USD), transaction count, address type, and address reuse status for any Bitcoin address","exampleAgentPrompt":"Can you check the BTC balance and transaction history for Bitcoin address bc1qxy2kgdygjrsqtzq2n0yrf2493p83kkfjhx0wlh — I want to know the confirmed and pending balances in both BTC and USD, the total transaction count, and whether the address has been reused.","exampleUseCases":[{"title":"Verify incoming Bitcoin payment","prompt":"I'm waiting for a payment to my Bitcoin address bc1qar0srrr7xfkvy5l643lydnw9re59gtzzwf5mdq — can you check whether any funds have arrived and what the confirmed and pending balances are right now?"},{"title":"Audit a suspected wallet address","prompt":"I need to know how much Bitcoin is currently in address 1A1zP1eP5QGefi2DMPTfTL5SLmv7Divf and how many transactions it's had — also tell me the address type and whether it's been reused."},{"title":"Monitor a donation wallet balance","prompt":"Our nonprofit's Bitcoin donation address is 3J98t1WpEZ73CNmQviecrnyiWrnqRhWNLy — what's the current confirmed BTC balance in USD and total number of transactions received?"}],"resultDescription":"A JSON object containing the confirmed balance and pending/unconfirmed balance (in BTC and USD), total transaction count, Bitcoin address type (e.g. P2PKH, P2SH, bech32/native SegWit), and an address-reuse flag. Also includes payment metadata (whether the call was charged, network, amount in USD, and transaction hash if paid via x402) and optional plan/partner hints.","failureModes":["Invalid or malformed Bitcoin address returns an error response","Rate limit exceeded on the free tier (10/day) without payment method returns HTTP 402","Network issues reaching mempool.space API may cause timeouts or partial data","Very new or never-used addresses may return zero balances and zero tx count (not an error)","Payment failure via x402 results in no charge and no data returned"],"whenToPreferThis":"Use this endpoint when you need on-demand Bitcoin address balance and metadata lookups without running your own Bitcoin node or subscribing to a heavyweight blockchain API. It is ideal for lightweight agent workflows that occasionally need BTC balance checks, since the free tier covers 10 calls/day and micropayment via x402 on Base handles overflow at $0.001/call. Prefer this over raw mempool.space API calls when you want a consistent, structured JSON response with USD conversion, address type classification, and reuse detection bundled together.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-11-05T12:43:32.134Z","isFirstParty":false,"canonicalSlug":"moneytools-bitcoin-address-balance-lookup-f1491a5b"}