{"uid":"cap_zlgp5mcGjbj-o9RFoPIi2","slug":"x402-toolbox-chain-event-logs-c952b061","name":"x402-toolbox Chain Event Logs","description":"309 deterministic pay-per-call tools for AI agents over x402 (USDC, Base). No signup, no API key: the payment is the identity.","url":"https://x402-toolbox.shablony-pro.workers.dev/chain/event-logs?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"schema":{"type":"string"}}},"responseSchema":{"type":"json","example":{"ok":true,"paid":true}},"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_P2B8K-w7B5nlW4P8A4H61","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 event logs from a specified blockchain schema/contract using a pay-per-call x402 micropayment model","exampleAgentPrompt":"Can you pull the on-chain event logs for the contract schema 'ERC20Transfer' from the Base chain? I need to see recent events without having to sign up for anything — just pay per call.","exampleUseCases":[{"title":"Monitor DeFi contract activity","prompt":"Fetch the latest event logs for the Uniswap liquidity pool schema on Base so I can see recent swap events."},{"title":"Audit smart contract history","prompt":"Pull all on-chain event logs for the NFT mint contract schema so I can audit what minting events happened recently on Base."},{"title":"Track token transfer events","prompt":"Get me the event logs for the ERC20 token transfer schema on Base — I want to see who has been sending tokens and when."}],"resultDescription":"Returns a JSON object with ok and paid boolean flags plus the matching on-chain event log entries (transactions, emitted events, indexed parameters) for the requested chain schema.","failureModes":["Missing or invalid schema parameter returns an error or empty result","Insufficient USDC payment causes 402 Payment Required response","Unrecognized or unsupported schema string yields no matching logs","Network or Cloudflare Worker timeout for large log queries","Rate limiting if payment settlement is delayed"],"whenToPreferThis":"Choose this endpoint when you need on-chain event log data from the Base network without requiring an API key or account signup, and you are able to pay $0.002 USDC per call via x402 micropayment. Prefer this for lightweight, ad-hoc event log queries where traditional RPC providers require registration or have restrictive free tiers.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-01T18:52:57.772Z","isFirstParty":false,"canonicalSlug":"x402-toolbox-chain-event-logs-c952b061"}