{"uid":"cap_hPCLT9qtQZGvJ1_eUz3As","slug":"rotary-agency-blockchair-proxy-api-9eb919ee","name":"Rotary Agency Blockchair Proxy API","description":"Free-source data APIs (100% margin, no proxy, $0.002/call): ...","url":"https://rotaryagency.uk/api/free/blockchair?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":null,"responseSchema":{"type":"json","example":{"varies":"endpoint-specific structured JSON"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"down","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_MR1C4sNgHCKzIHwqF33q9","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":"Proxies Blockchair blockchain explorer data via a pay-per-call x402 endpoint for on-chain analytics and crypto data","exampleAgentPrompt":"Look up the details for Bitcoin transaction hash 4a5e1e4baab89f3a32518a88c31bc87f618f76673e2cc77ab2127b7afdeda33b using Blockchair data — I need the block height, timestamp, and fee.","exampleUseCases":[{"title":"Bitcoin transaction investigation","prompt":"Can you pull the full details of this BTC transaction — hash 4a5e1e4baab89f3a32518a88c31bc87f618f76673e2cc77ab2127b7afdeda33b — including block height, confirmation count, and fee paid?"},{"title":"Ethereum address balance check","prompt":"What is the current ETH balance and transaction count for address 0xde0B295669a9FD93d5F28D9Ec85E40f4cb697BAe on the Ethereum mainnet?"},{"title":"Blockchain network stats dashboard","prompt":"Fetch the latest overall statistics for the Bitcoin blockchain from Blockchair — I need the current block count, mempool size, and average transaction fee right now."}],"resultDescription":"Returns structured JSON from Blockchair containing blockchain-specific data such as transaction details, block metadata, address balances, mempool statistics, or network-level analytics depending on the query path used.","failureModes":["Invalid or malformed transaction hash returns an error or empty result","Unsupported blockchain name causes a 404 or bad request response","Payment not included or insufficient causes a 402 Payment Required response","Rate limiting or upstream Blockchair outage results in 503 or timeout","Query parameters missing required fields return a validation error"],"whenToPreferThis":"Choose this endpoint when you need Blockchair blockchain data on a pay-per-call basis without managing a Blockchair API key subscription — ideal for infrequent or agent-driven lookups where x402 micropayment ($0.002/call) is preferred over monthly API plans. Best for agents that need ad-hoc on-chain lookups across multiple blockchains supported by Blockchair.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-18T10:28:33.405Z","isFirstParty":false,"canonicalSlug":"rotary-agency-blockchair-proxy-api-9eb919ee"}