{"uid":"cap_yZR64-5Nlt5gs0qHbTHBo","slug":"47620-base-block-by-number-c788a600","name":"47620 Base Block by Number","description":"Non-custodial x402 payment gateway on Solana (1% on-chain fee) plus a pay-per-call Solana data API for agents: token price, account balances, tx lookup, trending DEX pairs, network health. No signup, no API key — pay USDC per call.","url":"https://47620.xyz/x/base/block/:number?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"ok":true,"data":{"fetchedAt":"<iso>"},"endpoint":"base-block"}},"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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_DBAVpsL-0nvL1SHIYZPow","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Fetches on-chain data for a specific Base block by block number, paid per-call via x402 USDC micropayment.","exampleAgentPrompt":"Can you look up the on-chain data for Base block number 19500000? I'll pay per call with USDC — no API key needed.","exampleUseCases":[{"title":"Verify transaction inclusion in block","prompt":"I need to confirm that my transaction was included in Base block 20100000 — can you pull the block data so I can check?"},{"title":"Monitor specific Base block activity","prompt":"Fetch the details for Base block 19999999 for me — I want to see what was recorded on-chain at that exact block height."},{"title":"Spot-check historical Base block","prompt":"Pull the block data for Base block number 18750000 — I'm auditing a DeFi protocol event and need the raw block info from that point in time."}],"resultDescription":"Returns a JSON object with an ok flag, a data object containing the fetchedAt ISO timestamp, and an endpoint identifier string ('base-block'). The block-specific on-chain data is included in the data payload.","failureModes":["Invalid or non-existent block number returns an error response","Block number too far in the future (not yet mined) may return not-found","Payment failure or insufficient USDC balance blocks access","Malformed block number parameter (non-integer) causes bad request","Network issues with Base RPC may cause transient fetch failures"],"whenToPreferThis":"Choose this endpoint when you need to retrieve data for a specific, known Base block number without setting up API keys or accounts. It is ideal for agents operating in a pay-per-call model using USDC micropayments via x402, especially when you only need occasional block lookups rather than a subscription-based data feed. Prefer it over full node access when you want zero-setup, on-demand Base block data with on-chain payment accountability.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-27T06:43:53.578Z","isFirstParty":false,"canonicalSlug":"47620-base-block-by-number-c788a600"}