{"uid":"cap_zn-VOSuJJdx_X7dJOUWS_","slug":"base-tx-explainer-ee1b1976","name":"Base Tx Explainer","description":"Explain a Base 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/base/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":"Base transaction hash"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"chain":"base","feeEth":"0.00000027","method":"transfer(address,uint256)","status":"success","summary":"success · transfer · 1 token transfer(s)","tokenTransfers":[{"to":"0x...","from":"0x...","amount":"1.028272","symbol":"USDC"}]}},"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_AIQPpnuuPjJOQ8GbbcQVk","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":"Returns a human-readable explanation of a Base mainnet transaction, including status, method called, token transfers, and fee paid.","exampleAgentPrompt":"Can you explain what happened in this Base mainnet transaction: 0x3a1b2c4d5e6f7890abcdef1234567890abcdef1234567890abcdef1234567890ab? I want to know the status, what method was called, and any token transfers.","exampleUseCases":[{"title":"Debugging a failed DeFi transaction","prompt":"I just submitted a transaction on Base and I'm not sure if it went through — can you check 0x3a1b2c4d5e6f7890abcdef1234567890abcdef1234567890abcdef1234567890ab and tell me whether it succeeded, what it did, and what fee I paid?"},{"title":"Verifying a USDC payment receipt","prompt":"A customer says they sent me USDC on Base — the tx hash is 0x3a1b2c4d5e6f7890abcdef1234567890abcdef1234567890abcdef1234567890ab. Can you decode it and tell me how much was sent, to which address, and whether it confirmed?"},{"title":"Audit trail for a token transfer","prompt":"I need to document what happened in Base transaction 0x3a1b2c4d5e6f7890abcdef1234567890abcdef1234567890abcdef1234567890ab — give me the full breakdown including the method called, the token transfers, and the gas fee in ETH."}],"resultDescription":"A JSON object containing the chain ('base'), transaction status ('success' or 'failed'), the contract method name (e.g. 'transfer(address,uint256)'), a plain-English summary string, an array of token transfer objects (each with from/to addresses, amount, and symbol), and the fee paid in ETH.","failureModes":["Invalid or malformed transaction hash (not matching 0x + 64 hex chars) returns a validation error","Transaction hash not found on Base mainnet returns a not-found error","Payment not received or x402 payment fails results in 402 response before data is returned","RPC node unavailability may cause intermittent lookup failures"],"whenToPreferThis":"Choose this endpoint when you need a quick, structured, human-readable decode of a specific Base mainnet transaction by hash — especially useful for confirming token transfers, identifying the contract method called, and getting the ETH fee. Prefer it over raw RPC calls (eth_getTransactionReceipt) when you want a pre-parsed, agent-friendly summary without ABI decoding logic. It is specifically scoped to Base mainnet, so use alternatives for Ethereum mainnet or other L2s.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-18T00:31:02.906Z","isFirstParty":false,"canonicalSlug":"base-tx-explainer-ee1b1976"}