{"uid":"cap_96V5O7xj58TRfqgorfn9-","slug":"multi-chain-evm-transaction-lookup-501be173","name":"Multi-Chain EVM Transaction Lookup","description":"Generate an AI_POLICY.md and a pull request template with an AI-disclosure section for your open-source repo. Free, runs in your browser.","url":"https://ai-policy-kit.moneymaker-ai.workers.dev/api/tx-find?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":["tx"],"properties":{"tx":{"type":"string","description":"0x transaction hash (any of the 8 chains)"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"tx":"0x31d3ca08e240e857dac4625e5d6d1e997a97a1e28fd0ecc18605a92b0e663478","found":true,"matches":[{"to":"0x90c8889f428F9Ebb77BB8f15CAD3a50a9aC680df","fee":"0.0000018304","from":"0x7C34E9e21eE28A49Ff0b84B61774119E6633359f","block":128371957,"chain":"bsc","nonce":230,"value":"0","native":"BNB","status":"success","chainId":56,"gas_used":"36608","log_count":1,"confirmations":56394,"block_time_utc":"2026-10-18T13:40:48.000Z","fee_includes_l1":false,"method_selector":"0xa9059cbb","erc20_transfer_logs":1,"effective_gas_price_gwei":0.05}],"searched":["base","ethereum","bsc","arbitrum","optimism","polygon","gnosis","celo"],"unreachable":[]}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","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":"$0.002/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_0e6OG0Vah-Z_La3QRgqpo","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":"Looks up an EVM transaction hash across 8 blockchain networks and returns decoded transaction details including chain, status, value, gas, and ERC-20 transfer logs.","exampleAgentPrompt":"Can you look up transaction 0x31d3ca08e240e857dac4625e5d6d1e997a97a1e28fd0ecc18605a92b0e663478 across all supported chains and tell me whether it succeeded, which chain it was on, and how much was transferred?","exampleUseCases":[{"title":"Payment confirmation across chains","prompt":"I sent a payment and have this tx hash — 0x7f3a2b9c1d4e5f6a7b8c9d0e1f2a3b4c5d6e7f8a9b0c1d2e3f4a5b6c7d8e9f0a — can you check all the major EVM chains and confirm it went through and who received it?"},{"title":"Debugging a failed DeFi transaction","prompt":"My swap transaction 0xabc123def456abc123def456abc123def456abc123def456abc123def456abc1 might have failed — can you look it up on Ethereum, Arbitrum, and the other supported chains to see the status and how much gas was used?"},{"title":"Identifying which blockchain a hash belongs to","prompt":"I have this transaction hash 0x9d8e7f6a5b4c3d2e1f0a9b8c7d6e5f4a3b2c1d0e9f8a7b6c5d4e3f2a1b0c9d8 but I don't know which network it's on — can you search all 8 chains and tell me where it was found and what it did?"}],"resultDescription":"A JSON object containing the original tx hash queried, a found boolean, and a matches array with per-chain details: sender, recipient, value, fee, gas used, block number, block timestamp, confirmation count, chain name and ID, method selector, number of ERC-20 transfer logs, and transaction status. Also includes a list of all chains searched and any unreachable chains.","failureModes":["Transaction hash not found on any of the 8 chains — returns found:false with empty matches","Invalid or malformed tx hash format causes a request error","One or more chains temporarily unreachable — listed in unreachable array with partial results","Transaction too recent with zero confirmations may appear unconfirmed","Rate limiting or payment failure if x402 micropayment is not correctly attached"],"whenToPreferThis":"Choose this endpoint when you need to locate or verify an EVM-compatible transaction hash without knowing which chain it was submitted on. It searches 8 chains simultaneously (Base, Ethereum, BSC, Arbitrum, Optimism, Polygon, Gnosis, Celo) and returns decoded details in one call, saving the need to query each chain's RPC individually. Ideal for payment verification, debugging DeFi transactions, and auditing cross-chain activity.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-19T12:30:04.262Z","isFirstParty":false,"canonicalSlug":"multi-chain-evm-transaction-lookup-501be173"}