{"uid":"cap_4rYmZfHjiSYD6tZqwYw8l","slug":"btc-node-api-bitcoin-address-portfolio-lookup-e7b79bd5","name":"BTC Node API — Bitcoin Address Portfolio Lookup","description":"Bitcoin address portfolio","url":"https://api.relai.fi/relay/1780781322365/api/addr/{address}","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":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"pathParams":{"type":"object"},"queryParams":{"type":"object","properties":{}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","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":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_gHwFNNL8GUPbiRPng97qD","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Retrieves portfolio and transaction data for a given Bitcoin address","exampleAgentPrompt":"Can you pull up the full portfolio and transaction history for Bitcoin address 1A1zP1eP5QGefi2DMPTfTL5SLmv7Divf Na?","exampleUseCases":[{"title":"Detect suspicious whale transactions","prompt":"Check the portfolio for that Bitcoin address and let me know if there's been any unusually large transaction activity in the last few months that might indicate market manipulation."},{"title":"Verify customer custody holdings","prompt":"Pull the transaction history and current balance for our client's Bitcoin address so we can confirm they actually hold the amount they claimed in their portfolio application."},{"title":"Track investment fund performance","prompt":"Get me the full transaction list and current balance for our investment fund's Bitcoin address so I can calculate returns and see exactly when we bought and sold."}],"resultDescription":"Returns portfolio data for the specified Bitcoin address, likely including balance, transaction list, received/sent amounts, and UTXO information derived from a Bitcoin full node.","failureModes":["Invalid Bitcoin address format returns an error or empty response","Address with no on-chain activity may return empty portfolio","Node sync lag may cause stale or incomplete data","Rate limiting or payment failure (x402) blocks the request","Non-existent or malformed path parameter yields 404 or error"],"whenToPreferThis":"Use this endpoint when you need on-chain Bitcoin address portfolio data including balance and transaction history directly from a Bitcoin node, especially when you need raw, node-level accuracy rather than aggregated exchange data.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T00:44:42.458Z","isFirstParty":false}