{"uid":"cap_d6FBZMEa7uD-WPJbjFbKf","slug":"ethereum-transaction-explainer-36afda53","name":"Ethereum Transaction Explainer","description":"Explain a Ethereum transaction: status, fee, decoded method + args (openchain signature DB), and ERC-20 transfers with symbols and human amounts.","url":"https://automaton-tx-explainer.vercel.app/v1/ethereum/tx?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","required":["hash"],"properties":{"hash":{"type":"string","pattern":"^0x[0-9a-fA-F]{64}$","description":"Ethereum transaction hash"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_hHrArmEg5HtxhHsxbtfHy","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Explains an Ethereum transaction by returning its status, fee, decoded method name and arguments (via openchain signature DB), and ERC-20 token transfers with symbols and human-readable amounts.","exampleAgentPrompt":"Can you explain what happened in this Ethereum transaction — 0x4e3a3754410177e6937ef1f84bba68ea139e8d1ad6a1d0a7b4b2c8e3f1d9e5f2 — tell me if it succeeded, what method was called, and whether any tokens were transferred?","exampleUseCases":[{"title":"Debugging a failed DeFi swap","prompt":"This Ethereum transaction failed and I want to understand why — can you explain what happened with 0x3d8e0f5c1a2b4e9f7c6d3a1b8e2c5f0d4a9b7e3c1d8f2a5b0e7c4d9f6a3b1e8c, what method was called, and how much gas was wasted?"},{"title":"Auditing a token transfer event","prompt":"I need to verify that this Ethereum transaction 0x7a2f1e4c9b0d3e8f5a6b2c1d9e3f0a4b7c8d5e2f1a9b6c3d0e7f4a1b8c5d2e9f actually sent USDC and confirm the amount and recipient — can you decode it for me?"},{"title":"Tracking a whale's on-chain activity","prompt":"What did this Ethereum transaction do — 0x1f4a7b2e9c0d5f8a3b6c1e4d9f2a5b8c3e0f7a4d1b9e6c3f0a7d4b1e8c5f2a9b — which smart contract method was invoked and were there any ERC-20 transfers involved?"}],"resultDescription":"Returns the transaction status (success/failure), gas fee paid in ETH, the decoded contract method name and its arguments sourced from the openchain signature database, and a list of ERC-20 token transfer events with token symbols and human-readable decimal amounts.","failureModes":["Invalid or malformed transaction hash returns a 400 error","Transaction hash not found on Ethereum mainnet","Method signature not found in openchain DB — calldata may be shown undecoded","Payment not included or insufficient — returns 402 Payment Required","Rate limiting or provider downtime on underlying RPC — returns 5xx"],"whenToPreferThis":"Choose this endpoint when you need a human-readable breakdown of a specific Ethereum mainnet transaction, especially to decode contract method calls and identify ERC-20 token flows. Prefer it over raw RPC calls (eth_getTransaction) when you need decoded function signatures and readable token amounts without building your own ABI/signature lookup pipeline.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-16T12:39:04.147Z","isFirstParty":false,"canonicalSlug":"ethereum-transaction-explainer-36afda53"}