{"uid":"cap_HMoI3vedfyq44tSDs95rq","slug":"santyvv-data-chain-block-endpoint-926c0703","name":"santyvv-data Chain Block Endpoint","description":"Market and on-chain data, paid per call in USDC on Base through the x402 protocol. No accounts, no API keys. Sources are public data providers; the value added here is keyless access, edge caching, multi-source fallback and normalised responses.","url":"https://x402.santyvv.com/api/chain/block?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","properties":{}}},"additionalProperties":false}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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_FVRV2fhOfw1twox2naPLU","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the latest block data for a blockchain network, paid per call in USDC via the x402 protocol with no API key required.","exampleAgentPrompt":"What is the latest block number and timestamp on the Base blockchain right now?","exampleUseCases":[{"title":"Monitor current block height","prompt":"Can you check what the current block number is on the Base chain? I need to know how far along it is."},{"title":"Verify on-chain recency for a transaction","prompt":"I need to confirm the most recent block hash on Base so I can verify a transaction was included in the latest block."},{"title":"Automated block data polling for a dashboard","prompt":"Fetch the latest block data from the blockchain — block number, hash, and timestamp — so I can update my on-chain activity dashboard."}],"resultDescription":"Returns normalized block data for the queried blockchain, including the block number, block hash, timestamp, and potentially transaction count, sourced from public on-chain data providers with multi-source fallback and edge caching applied.","failureModes":["Payment not provided or insufficient USDC — returns HTTP 402 with payment requirements","Invalid or unsupported chain type specified — returns error with supported options","Upstream data provider outage — fallback may trigger but could result in latency or empty response","Malformed query parameters — returns validation error"],"whenToPreferThis":"Choose this endpoint when you need quick, keyless access to current blockchain block data without managing API subscriptions or credentials. It is ideal for agents that need on-chain block metadata (number, hash, timestamp) on demand, especially on Base or supported EVM chains, and where paying $0.01 per call via USDC micropayment is preferable to managing API keys or rate limits.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-11T18:39:03.101Z","isFirstParty":false,"canonicalSlug":"santyvv-data-chain-block-endpoint-926c0703"}