{"uid":"cap_iWUW1C9OQx36btKxJ3UrY","slug":"base-mainnet-transaction-inspector-f5b7aba9","name":"Base Mainnet Transaction Inspector","description":"Inspect Base transaction status and receipt evidence in one call, including success, revert, or pending state, confirmations, actual gas fee, recognized calldata, bounded ERC-20-shaped transfers, and official Base USDC recognition for payment confirmation.","url":"https://apiacre.com/v1/crypto/base-transaction-inspect","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"transaction_hash":{"type":"string"}}},"responseSchema":{"type":"json","example":{"data":{"block":{"hash":"0x3333333333333333333333333333333333333333333333333333333333333333","number":34567890,"timestamp":"2026-08-10T16:00:00+00:00","confirmations":5,"transactionIndex":7},"found":true,"mined":true,"source":"https://docs.base.org/base-chain/quickstart/connecting-to-base","network":"eip155:8453","outcome":"success","receipt":{"status":1,"gasUsed":51234,"outcome":"success","cumulativeGasUsed":2100000,"effectiveGasPriceWei":"10000000"},"disclaimer":"Public Base mainnet execution data only; no identity, ownership, intent, coun...","explorerUrl":"https://basescan.org/tx/0x222222222222222222222222222222222222222222222222222...","transaction":{"to":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","from":"0x1111111111111111111111111111111111111111","nonce":42,"value":{"eth":"0","wei":"0"},"gasLimit":65000},"observedAtBlock":34567894,"transactionHash":"0x2222222222222222222222222222222222222222222222222222222222222222"},"meta":{"cached":false,"sources":[],"warnings":[],"duration_ms":42,"next_actions":[]},"service":"crypto.base-transaction-inspect","version":"1","request_id":"018f1f54-7f38-7ba2-8dc3-5f90272d9f1a"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","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":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_jfcngTzInTb9TrkQ97Vq4","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Inspects a Base mainnet transaction and its receipt together, returning execution outcome, confirmations, actual fee paid, decoded calldata, and recognized ERC-20 transfer events including official Base USDC identification.","exampleAgentPrompt":"Can you inspect Base mainnet transaction 0xabc123... and tell me if it succeeded, how many confirmations it has, what the actual fee was, and whether any USDC was transferred?","exampleUseCases":[{"title":"Verify USDC payment confirmation","prompt":"Check Base transaction 0xd4f8e2... for me — did it succeed, and did it transfer USDC? I need the actual amount moved and how many confirmations it has so far."},{"title":"Debug failed on-chain transaction","prompt":"This Base tx hash 0x7c3a91... seems to have failed — can you pull up the full execution outcome, the receipt, and decode the calldata so I can figure out what went wrong?"},{"title":"Audit gas fees for a Base transfer","prompt":"Look up Base transaction 0xb2d55f... and tell me the exact gas fee that was actually paid, plus the full breakdown of any token transfer events it triggered."}],"resultDescription":"Returns a combined view of the transaction and its receipt: execution status (success/failure), block number, confirmation count, actual gas fee in ETH, decoded calldata with recognized function signatures, and a bounded list of ERC-20-shaped transfer events with official Base USDC identification where applicable.","failureModes":["Transaction hash not found on Base mainnet — returns 404 or empty result","Malformed or invalid transaction hash format — returns validation error","Transaction is pending and not yet mined — receipt unavailable","Calldata cannot be decoded if ABI is not recognized — returns raw bytes","Rate limiting or upstream Base RPC node unavailability — returns 503"],"whenToPreferThis":"Choose this endpoint when you need a unified, enriched view of a single Base mainnet transaction that goes beyond raw RPC data — specifically when you want confirmed fee data, decoded calldata, ERC-20 transfer event extraction, and official USDC recognition in one call rather than assembling multiple RPC calls yourself.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T06:41:38.942Z","isFirstParty":false}