{"uid":"cap_CKjb1taAJwHs5NwLupNtb","slug":"x402helper-xyz-transaction-lookup-1a3a4bac","name":"x402helper.xyz Transaction Lookup","description":"X402 micropayments server — AI agents pay USDC for OFAC screening, rates, and billing verification.","url":"https://x402helper.xyz/89e509/tx?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":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","required":["hash"],"properties":{"hash":{"type":"string","default":null,"description":"Transaction hash (0x..., 32 bytes)"},"network":{"enum":["base","ethereum","arbitrum","optimism","polygon","bnb"],"type":"string","default":null,"description":"EVM network to read from (default base)"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"result":{},"success":true}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.013","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":"$0.013/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.013","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.013","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_84GakC_9d3ajipUbJbr6e","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.013","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Looks up on-chain transaction details by hash across EVM networks, returning structured result data via x402 micropayment-gated API.","exampleAgentPrompt":"Can you look up transaction 0x3a7f...b2c9 on Base and tell me what happened — did it go through successfully?","exampleUseCases":[{"title":"Verify a USDC payment on Base","prompt":"I just sent a USDC payment and I have the transaction hash 0xabc123...def456 on the Base network — can you check whether it confirmed and what the result was?"},{"title":"Check Ethereum transaction status","prompt":"Can you look up transaction 0x9f8e...3b2a on Ethereum and tell me whether it succeeded or failed?"},{"title":"Audit an Arbitrum transfer","prompt":"I need to verify a transfer that went through on Arbitrum — the tx hash is 0x4d2c...7e1f. Can you pull up the details and confirm it completed?"}],"resultDescription":"Returns a JSON object with a 'success' boolean and a 'result' object containing on-chain transaction details for the specified hash and network.","failureModes":["Invalid or malformed transaction hash returns an error","Transaction hash not found on specified network","Unsupported network specified","Payment not completed or x402 micropayment rejected","Network timeout when querying blockchain node"],"whenToPreferThis":"Use this endpoint when you need to look up a specific on-chain transaction by hash across major EVM networks (Base, Ethereum, Arbitrum, Optimism, Polygon, BNB) and are willing to pay a small USDC micropayment per call. Appropriate for agents that need lightweight, pay-per-query blockchain transaction verification without running their own node infrastructure.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-31T18:42:27.215Z","isFirstParty":false,"canonicalSlug":"x402helper-xyz-transaction-lookup-1a3a4bac"}