{"uid":"cap_WjUsa1JR96SZv5EDaidm-","slug":"manylives-onchain-rpc-health-680dcb12","name":"ManyLives Onchain RPC Health","description":"Pay-per-call tools for people building AI agents: live web search and page contents, point-in-time crypto market data and news for backtests (no lookahead), verifiable track records of 1,000 crypto strategies locked on the Base network, company profiles, quick AI and batch prices. Ask us to turn a public website into a JSON endpoint. Pay per call, no account, free trial.","url":"https://api.manylives.me/paid/chain/rpc-health?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":{"type":"string","const":"GET"},"queryParams":{"type":"object","required":[],"properties":{"max_lag":{"type":"string","examples":["3"],"description":"optional, blocks behind still counted healthy (default 3)"}}}}},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string","const":"json"},"example":{"type":"object","properties":{"tip":{"type":"number"},"endpoints":{"type":"array","items":{"type":"object","properties":{"ms":{"type":"number"},"url":{"type":"string"},"block":{"type":"number"},"behind":{"type":"number"},"healthy":{"type":"boolean"}}}}}}}}}},"responseSchema":{"type":"json","example":{"tip":52300000,"endpoints":[{"ms":80,"url":"https://…","block":52300000,"behind":0,"healthy":true}]}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.003","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":"$0.003/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_VvJiPuxqXvd656cYCn_V9","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.003","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Checks the health and sync status of Base network RPC endpoints, returning latency, block height, and lag metrics for each node.","exampleAgentPrompt":"Check whether the Base network RPC nodes are healthy and synced — I want to see latency, block height, and how many blocks behind each endpoint is, and flag anything more than 3 blocks behind as unhealthy.","exampleUseCases":[{"title":"Pre-trade RPC readiness check","prompt":"Before my trading agent submits an on-chain transaction, check that the Base RPC endpoints are healthy and within 3 blocks of the chain tip — I don't want to trade on a stale node."},{"title":"Monitoring node lag for alert system","prompt":"I want to monitor my Base network RPC nodes and get alerted if any endpoint falls more than 5 blocks behind the chain tip — can you check the current health and lag status?"},{"title":"Debugging slow on-chain execution","prompt":"My on-chain agent seems to be getting stale data — can you probe the Base RPC endpoints and tell me which ones have the lowest latency and are fully synced to the current block?"}],"resultDescription":"Returns the current chain tip block number and an array of RPC endpoint statuses, each including the endpoint URL, response latency in milliseconds, current block number, how many blocks it is behind the tip, and a boolean healthy flag.","failureModes":["All endpoints unreachable — network or DNS failure returns empty or error response","Endpoint behind more than max_lag threshold — marked healthy:false but still returns data","Timeout on slow nodes — ms may be very high or endpoint omitted","Invalid max_lag parameter type — may be ignored or return default behavior"],"whenToPreferThis":"Use this endpoint when your AI agent needs to verify Base network RPC availability and sync status before executing on-chain logic, submitting transactions, or reading blockchain state. Prefer it over generic uptime checks when you need block-level lag metrics specific to the Base L2 network.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-10T12:42:50.173Z","isFirstParty":false,"canonicalSlug":"manylives-onchain-rpc-health-680dcb12"}