{"uid":"cap_a0z5PIXfzOh7C70t7GED3","slug":"base-eth-transaction-by-hash-3a456a15","name":"Base ETH Transaction by Hash","description":"ARYSPHERE sells AI-written verdicts on Base token contracts (a grade, a one-liner, a roast and the contract's facts) and Base/Ethereum chain reads, paid per call in USDC on Base over x402 v2. No account and no API key.","url":"https://ari001.tailb4ac3a.ts.net/v1/ventures/x402_chain_reads_v1/base_eth_gettransactionbyhash?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","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","properties":{"hash":{"type":"string","description":"transaction hash, 0x + 64 hex"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"ok":true,"chain":"ethereum","method":"eth_getTransactionByHash","result":{"r":"0x4ce24c0306d81eb49173e339b90025a281ccc73f1b645c955cdcaa32dfa81ab1","s":"0x26efbc9d02b4e6d659ea3823fe3ec6ea84409edcf6b21a8737b041af3ce6308b","v":"0x0","to":"0x0000000aa232009084bd71a5797d089aa4edfad4","gas":"0x6e4cc","from":"0xc917c3fa468f2c4b9c84c72caa46420eb9825249","hash":"0xc43fe089e6e8de6c1bf47a65f74661323154af09655dbde2c7f728e768d864eb","type":"0x2","input":"0x09c5eabe000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000002950000cca0b86991c6218b36c1d19d4a2e9eb0ce3606eb4800000000000000000000000000000001000000000000000000000000","nonce":"0x23866","value":"0x0","chainId":"0x1","yParity":"0x0","gasPrice":"0x206e2cc9","blockHash":"0x7538fe3a3bb34856c428edf3a6987a3f65c62e420473a509e0ef6e6446aac74b","accessList":[],"blockNumber":"0x18f1ab8","maxFeePerGas":"0x40f9b8b4","blockTimestamp":"0x6ac905e3","transactionIndex":"0x0","maxPriorityFeePerGas":"0x0"},"service":"x402_chain_reads_v1.eth_gettransactionbyhash"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.003","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":"down","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.003/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_YyxsHd5xT_AwRpKfD8WYw","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.003","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Fetches a Base network transaction by its hash, returning full transaction details as returned by the Base node","exampleAgentPrompt":"Can you look up the Base transaction with hash 0x4a3b...c7f2 and tell me who sent it, who received it, and how much ETH was transferred?","exampleUseCases":[{"title":"Verify a payment on Base","prompt":"Someone says they sent me a payment on Base — the transaction hash is 0xabc123...def456. Can you pull up that transaction and confirm the sender, recipient, and ETH value?"},{"title":"Debug a failed smart contract call","prompt":"I have a Base transaction hash 0x9f8e...1234 that I think was a contract interaction — can you fetch the full transaction so I can see the input data and gas details?"},{"title":"Audit transaction block placement","prompt":"I need to know what block number and index a specific Base transaction landed in — the hash is 0xdeadbeef...cafebabe. Can you retrieve those details?"}],"resultDescription":"Returns the full transaction object as returned by the Base node, including: from address, to address, ETH value, gas limit, gas price, input/calldata, nonce, block number, and transaction index. Returns null if the node does not know the hash (transaction not found or not yet indexed).","failureModes":["Transaction not found — returns null if hash is unknown or transaction is not yet indexed","Invalid hash format — if hash is not 0x followed by exactly 64 hex characters, the request will fail","Network errors or node unavailability may result in non-200 responses","Pending transactions may return null for block number and transaction index"],"whenToPreferThis":"Use this endpoint when you need to look up a specific transaction on the Base network by its hash. Prefer this over the ETH Mainnet Transaction by Hash endpoint when the transaction is on Base (L2), not Ethereum mainnet. Ideal for verifying payments, inspecting contract calls, or auditing transaction placement in a block on Base.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-31T05:25:37.535Z","isFirstParty":false,"canonicalSlug":"base-eth-transaction-by-hash-3a456a15"}