{"uid":"cap_j2rumYw7ZSaXi_D6wYSDG","slug":"mint-intel-ethereum-block-header-by-number-6b166d37","name":"Mint Intel: Ethereum Block Header by Number","description":"Ethereum block header by number, hex or tag (latest / finalized / safe) via eth_getBlockByNumber - hash, parent, timestamp and age, fee recipient, gas used/limit and utilization, base fee, tx count and the first 25 tx hashes. Future block -> 404, not charged.","url":"https://mintintel.35-171-220-195.sslip.io/v1/eth/block/: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"},"pathParams":{"type":"object","required":["block"],"properties":{"block":{"type":"string","description":"block number (decimal or 0x hex), latest, finalized or safe"}},"additionalProperties":false},"queryParams":{"type":"object","properties":{},"additionalProperties":false}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","required":["number","hash","txCount"],"properties":{"hash":{"type":"string"},"number":{"type":"integer"},"txCount":{"type":"integer"}}}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","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":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_XottYLj2yK1qRH7ynd173","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Fetches Ethereum block header data by block number, hex, or tag (latest/finalized/safe) including hash, timestamp, gas stats, base fee, and first 25 transaction hashes","exampleAgentPrompt":"What are the details of the latest Ethereum block — give me the hash, timestamp, gas utilization, base fee, and how many transactions it contains.","exampleUseCases":[{"title":"Monitor live Ethereum gas conditions","prompt":"Pull the latest Ethereum block and tell me the base fee, gas used versus gas limit, and utilization percentage so I know whether to submit my transaction now."},{"title":"Verify a specific block's finality","prompt":"Fetch the finalized Ethereum block header and give me its hash, timestamp, and how old it is — I need to confirm it's been finalized before processing a deposit."},{"title":"Audit block transaction volume","prompt":"Look up Ethereum block number 20000000 and tell me how many transactions it had and show me the first few transaction hashes."}],"resultDescription":"Returns a structured Ethereum block object including: block number, block hash, parent hash, timestamp and age, fee recipient (miner/validator), gas used, gas limit, gas utilization percentage, base fee in wei, total transaction count, and up to the first 25 transaction hashes. Returns 404 for future (not yet produced) blocks without charging.","failureModes":["Future block number requested — returns 404, not charged","Invalid block tag or malformed hex — likely 400 or error response","Block number far beyond chain tip — 404","Network connectivity or RPC backend failure — 5xx error","Rate limiting or payment failure — 402 or 429"],"whenToPreferThis":"Choose this endpoint when you need comprehensive Ethereum block header data in a single call — especially gas metrics, base fee, timestamp, fee recipient, and a sample of transaction hashes. Ideal for monitoring chain progress, verifying block finality, auditing gas conditions, or building dashboards. Prefer over raw RPC if you want a clean REST interface with x402 micropayment access and no API key setup.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-31T18:40:49.694Z","isFirstParty":false,"canonicalSlug":"mint-intel-ethereum-block-header-by-number-6b166d37"}