{"uid":"cap_iDGmJQ4XOllOU9Ce6CUcH","slug":"x402-web-probe-blockchain-transaction-lookup-hub-europe-germany-24f387bd","name":"x402 Web Probe – Blockchain Transaction Lookup (Hub Europe, Germany)","description":"Pay-per-call website uptime/latency/TLS checks and fetch-to-Markdown, measured from Hub Europe (Germany). USDC on Base via x402. No account or API key.","url":"https://cyberhill.ccwu.cc:8443/v1/chain/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":["chain","hash"],"properties":{"hash":{"type":"string","example":"0x142d15b73dfbf96c4a75a62079e8a1f4999916229734e0c28feafc752323e599","description":"0x transaction hash"},"chain":{"type":"string","example":"base","description":"base or ethereum"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"to":"0x...","from":"0x...","block":36000000,"status":"success","gas_used":"52000","value_eth":"0","confirmations":12}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","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":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_B1XEgaOCZjbv1_4mAV4aU","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Looks up on-chain transaction details (status, gas, confirmations, value) for a given transaction hash on Base or Ethereum, paid per-call via x402/USDC.","exampleAgentPrompt":"Can you look up the transaction 0x142d15b73dfbf96c4a75a62079e8a1f4999916229734e0c28feafc752323e599 on Base and tell me whether it succeeded, how many confirmations it has, and how much gas was used?","exampleUseCases":[{"title":"Verify crypto payment confirmation","prompt":"I just sent a USDC payment on Base — the tx hash is 0x142d15b73dfbf96c4a75a62079e8a1f4999916229734e0c28feafc752323e599. Can you check whether it's confirmed and how many confirmations it has?"},{"title":"Debug failed Ethereum transaction","prompt":"My Ethereum transaction 0xabc123...def456 seems to have failed. Can you pull up the on-chain details — status, gas used, block number — so I can figure out what went wrong?"},{"title":"Confirm on-chain NFT transfer","prompt":"I transferred an NFT on Base and the tx hash is 0x9f8e7d6c5b4a3f2e1d0c. Can you verify the transaction succeeded and tell me who sent it and who received it?"}],"resultDescription":"Returns a JSON object with: to/from addresses, block number, transaction status (success/fail), gas used, ETH value transferred, and number of confirmations.","failureModes":["Invalid or malformed transaction hash returns an error","Unsupported chain value (anything other than 'base' or 'ethereum') returns an error","Transaction not yet indexed (very recent) may return not-found","Payment failure via x402 if USDC balance is insufficient","Network timeout if the underlying RPC node is slow"],"whenToPreferThis":"Choose this endpoint when you need a quick, no-account, pay-per-call lookup of transaction status and details on Base or Ethereum — especially in automated agent workflows where provisioning API keys is impractical. Best for lightweight, one-off tx verification rather than bulk historical queries.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-31T06:34:37.660Z","isFirstParty":false,"canonicalSlug":"x402-web-probe-blockchain-transaction-lookup-hub-europe-germany-24f387bd"}