{"uid":"cap_llf_qemo-L1p8WyQTTFZh","slug":"fastpath-api-bitcoin-block-height-73b42dc6","name":"FastPath API - Bitcoin Block Height","description":"FastPath translates Ethereum-style JSON-RPC requests into Bitcoin data, fee intelligence, mempool insight, and Core v31 package signals. Paid by x402.","url":"https://api.nativebtc.org/v1/block-height","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"hex":"0xe9bb8","height":957400,"success":true}},"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_uhwEcGpMfTezaja8hfn3V","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 the current Bitcoin blockchain block height as both a hex string and decimal integer","exampleAgentPrompt":"What's the current Bitcoin block height right now? I need it in both hex and decimal.","exampleUseCases":[{"title":"Monitor Bitcoin chain tip for sync","prompt":"Check the current Bitcoin block height so I can tell if my node is fully synced with the network."},{"title":"Cross-chain block tracking dashboard","prompt":"Pull the latest Bitcoin block number for my crypto dashboard — I need the current height in hex and decimal so I can display it alongside Ethereum block data."},{"title":"Trigger alert on new Bitcoin block","prompt":"Get the current Bitcoin block height so I can compare it to the last one I recorded and alert me if a new block has been mined."}],"resultDescription":"Returns a JSON object with the current Bitcoin block height as a hex string (e.g. '0xe9bb8'), the same height as a decimal integer (e.g. 957400), and a boolean success flag indicating whether the request succeeded.","failureModes":["Payment not provided or invalid x402 payment header — returns 402 Payment Required","Network or node unavailability — may return 503 or timeout","Malformed request — returns 400 Bad Request","Upstream Bitcoin node sync lag — height may be slightly behind the true tip"],"whenToPreferThis":"Choose this endpoint when you need the current Bitcoin block height quickly and cheaply ($0.001 USDC per call), especially if your stack is already Ethereum/JSON-RPC-oriented and you want Bitcoin data in a familiar format. Prefer it over raw Bitcoin node RPC calls when you lack a full Bitcoin node or want a pay-per-use model without infrastructure overhead.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T12:43:26.609Z","isFirstParty":false}