{"uid":"cap_PfRPvsTYdtIESZ0nxHQD6","slug":"tollkit-chain-transaction-lookup-042c9c0f","name":"Tollkit Chain Transaction Lookup","description":"Pay-per-call product page extraction. No account, no API key: pay in-band with x402 in USDC on Base or Solana.","url":"https://data.tollkit.dev/chain/tx?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"hash":{"type":"string","pattern":"^(0x[0-9a-fA-F]{64}|[1-9A-HJ-NP-Za-km-z]{64,88})$","description":"Transaction hash, or base58 signature on Solana."},"chain":{"enum":["base","ethereum","solana"],"type":"string","default":"base","description":"Which chain to read: \"base\" (default), \"ethereum\" or \"solana\"."}}},"responseSchema":null,"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_raIDak9XIaDrqBV_fFzfO","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":"Fetches on-chain transaction details by hash for Base, Ethereum, or Solana networks, paid per-call via x402 in USDC.","exampleAgentPrompt":"Can you look up the Base transaction 0x4a3b2c1d... and tell me what happened — did it go through and what was transferred?","exampleUseCases":[{"title":"Verify x402 payment on Base","prompt":"Check if this Base transaction 0x9f8e7d6c5b4a3f2e1d0c9b8a7f6e5d4c3b2a1f0e went through and confirm it was a valid USDC payment."},{"title":"Confirm Solana transfer completion","prompt":"Look up this Solana transaction signature 5J3mBbAH538GdXN9imWTWDMQyFjY1bBDkXx8sFhgwMCpEYdRoBWHZCj7k and tell me whether it succeeded and what was sent."},{"title":"Audit Ethereum transaction history","prompt":"Fetch the details of Ethereum transaction 0xabc123def456abc123def456abc123def456abc123def456abc123def456abcd — I need to know the sender, receiver, and value transferred."}],"resultDescription":"Returns structured on-chain transaction data for the specified hash on the chosen chain (Base, Ethereum, or Solana), including transaction status, amounts, sender/receiver addresses, and other chain-native metadata.","failureModes":["Invalid transaction hash format returns a validation error","Transaction hash not found on the specified chain returns a not-found error","Wrong chain specified for a given hash (e.g. Base hash queried on Solana) returns no result","Payment failure via x402 (insufficient USDC balance) blocks the call","Network congestion or RPC downtime may cause timeouts"],"whenToPreferThis":"Choose this endpoint when you need a pay-as-you-go blockchain transaction lookup with no account or API key setup — ideal for agents that need to verify or audit individual transactions on Base, Ethereum, or Solana without committing to a subscription. Best when the agent already holds USDC on Base or Solana and wants frictionless per-call access.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-11T18:40:26.339Z","isFirstParty":false,"canonicalSlug":"tollkit-chain-transaction-lookup-042c9c0f"}