{"uid":"cap_QcJPB0LPKr-uCpbPl9mLM","slug":"chain-openverbs-com-evm-transaction-lookup-465cff17","name":"chain.openverbs.com EVM Transaction Lookup","description":"Live status and details of a transaction by hash: success/failed/pending, from/to, value (wei + ether), nonce, block number, gas used, effective gas price and any created contract address. Returns `found:false` for unknown hashes. Reads live on-chain data with automatic endpoint fallback.","url":"https://chain.openverbs.com/v1/tx","method":"POST","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method","bodyType","body"],"properties":{"body":{"type":"object","properties":{"hash":{"type":"string","pattern":"^0x[0-9a-fA-F]{64}$","description":"32-byte transaction hash."},"chain":{"enum":["ethereum","base","arbitrum","optimism","polygon"],"type":"string","description":"EVM chain to query. One of: ethereum, base, arbitrum, optimism, polygon. Default \"ethereum\"."}},"additionalProperties":false},"type":{"type":"string","const":"http"},"method":{"enum":["POST"],"type":"string"},"bodyType":{"enum":["json","form-data","text"],"type":"string"}},"additionalProperties":false}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.003","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":"$0.003/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_t_Tq9Qeeiimko8th9jVP_","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.003","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Fetches live on-chain status and full details of an EVM transaction by its hash, including success/failure, value, gas, and block info","exampleAgentPrompt":"Can you check the status of this Ethereum transaction — 0x4e3a3754410177e6937ef1f84bba68ea139e8d1063f1212b68d2fd6d7f84d2a2 — and tell me whether it succeeded, how much ETH was moved, the gas used, and which block it landed in?","exampleUseCases":[{"title":"Confirm DeFi swap transaction outcome","prompt":"I just submitted a swap on Uniswap on the Base chain — the tx hash is 0xabc123...def456. Can you check whether it went through, how much gas it used, and what block it was mined in?"},{"title":"Debug failed contract deployment","prompt":"I tried deploying a contract on Arbitrum and I'm not sure if it worked. Hash is 0x7f9fade1c0d57a7af66ab4ead79fade1c0d57a7af66ab4ead7c2c2eb7b11a91385. Can you check if the deployment succeeded and give me the contract address if it did?"},{"title":"Verify Polygon payment receipt","prompt":"A customer says they sent payment on Polygon — their tx hash is 0x2c624232cdd221771294dfbb310aca000a0df6ac8b66b696d90ef06fdefb64a3. Can you confirm the transaction succeeded, how much was sent in ETH, and when it was confirmed?"}],"resultDescription":"Returns a JSON object with found:true/false; if found, includes transaction hash, chain, status (success/failed/pending), from address, to address, value in wei and ether, nonce, block number, gas used, effective gas price, and optionally a contractAddress if the transaction created a contract.","failureModes":["Unknown or invalid hash returns found:false with no additional data","Malformed hash (not matching 0x[64 hex chars] pattern) triggers a validation error","Querying a hash on the wrong chain returns found:false","Network or RPC provider outages may delay or fail responses, though automatic endpoint fallback is attempted","Pending transactions may return status:pending with incomplete block/gas data"],"whenToPreferThis":"Choose this endpoint when you need live, authoritative on-chain transaction data for EVM-compatible chains (Ethereum, Base, Arbitrum, Optimism, Polygon) and need status, value, gas details, and block info in a single call. It has automatic RPC fallback for reliability. Prefer it over block explorers when you need machine-readable structured output rather than a human UI, and over general-purpose Web3 libraries when you want a simple HTTP API with no wallet/node infrastructure.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T00:44:58.725Z","isFirstParty":false}