{"uid":"cap_-alwybwRhsH_z3Y3J7SdK","slug":"exactgate-x402-base-transaction-receipt-lookup-23962578","name":"ExactGate x402 Base Transaction Receipt Lookup","description":"Deterministic Base receipt and transaction preflight APIs, paid per call with x402 USDC.","url":"https://exactgate-x402.insertnameheree.chatgpt.site/v1/base/receipt","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","required":["txHash"],"properties":{"txHash":{"type":"string","pattern":"^0x[0-9a-fA-F]{64}$"}},"additionalProperties":false}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"found":true,"status":"success","gasUsed":"21000","blockNumber":35420000,"confirmations":124,"transactionHash":"0x1111111111111111111111111111111111111111111111111111111111111111"}},"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_SiRTKynm6s1ZoClUTt957","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":"Fetches a deterministic receipt for a Base blockchain transaction by hash, returning status, gas used, block number, and confirmation count, paid per call via x402 USDC.","exampleAgentPrompt":"Can you check whether the Base transaction 0x1111111111111111111111111111111111111111111111111111111111111111 went through — specifically how many confirmations it has and what block it landed in?","exampleUseCases":[{"title":"Payment confirmation after on-chain settlement","prompt":"I just sent a USDC payment on Base with tx hash 0xabc123...64hexchars — can you confirm it succeeded, how many confirmations it has, and what block it was included in?"},{"title":"Debugging failed Base transaction","prompt":"My Base transaction 0xdeadbeef...64hexchars seems stuck — can you pull the receipt and tell me the status, gas used, and how many confirmations it has so I can figure out what went wrong?"},{"title":"Automated post-payment validation in agent workflow","prompt":"After the on-chain payment settles, verify that tx 0xfeed...64hexchars on Base has at least 10 confirmations and a success status before we release the order."}],"resultDescription":"A JSON object containing: found (boolean), status ('success' or otherwise), gasUsed (string integer), blockNumber (integer), confirmations (integer), and transactionHash (string). Returns deterministic, verifiable on-chain receipt data for the queried Base transaction.","failureModes":["Transaction hash not found on Base — returns found: false","Invalid txHash format (not a 0x-prefixed 64-hex-char string) — rejected by input schema validation","Transaction too recent with zero confirmations — may return confirmations: 0","Network or RPC connectivity issues to Base — upstream errors possible","Payment failure via x402 (insufficient USDC balance) — call rejected before execution"],"whenToPreferThis":"Choose this endpoint when you need deterministic, on-chain receipt data for a specific Base transaction and want a pay-per-call model via x402 USDC rather than managing your own RPC node or API key subscription. Ideal for agents that occasionally verify transactions without committing to a subscription, or for use in x402-native payment flows where USDC micropayments are already in use.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:40:07.415Z","isFirstParty":false}