{"uid":"cap__9XqbQDtQihbqRWabWTow","slug":"halowerk-kettenwerk-chain-health-492d6c31","name":"HALOWERK Kettenwerk Chain Health","description":"HALOWERK kettenwerk — bezahlte Endpunkte nach x402. Preise in USDC auf Base Mainnet.","url":"https://kette.netzhandwerker.de/chain/health","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"chains":{"type":"array","items":{"enum":["ethereum","base","arbitrum","optimism","polygon","bsc"],"type":"string"},"default":["base"],"maxItems":6,"minItems":1,"description":"Chains to check. Defaults to base."}}},"responseSchema":null,"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_zC4DuAI1La5NoPmycU8aP","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 connectivity status of one or more EVM-compatible blockchain networks (Ethereum, Base, Arbitrum, Optimism, Polygon, BSC)","exampleAgentPrompt":"Check the health status of the Base and Arbitrum networks for me — are both chains currently up and reachable?","exampleUseCases":[{"title":"Pre-transaction chain availability check","prompt":"Before I send this transaction, can you confirm that the Ethereum and Base networks are both healthy and online right now?"},{"title":"Multi-chain DApp readiness check","prompt":"Check the health of all the chains my app uses — Ethereum, Arbitrum, Optimism, and Polygon — and tell me if any are having issues."},{"title":"Automated network monitoring alert","prompt":"Check whether the Base network is currently healthy so I know if my deployment pipeline can proceed."}],"resultDescription":"Returns health and status information for each requested blockchain network, indicating whether each chain is reachable and operational at the time of the request.","failureModes":["Invalid chain name provided — endpoint only accepts: ethereum, base, arbitrum, optimism, polygon, bsc","Too many chains requested (max 6) or empty array (min 1)","Network timeout if a chain RPC node is temporarily unreachable","Payment failure if USDC balance on Base Mainnet is insufficient for the $0.003 fee","x402 payment protocol not supported by client"],"whenToPreferThis":"Use this endpoint when you need a quick, paid, on-demand health check for one or more EVM-compatible chains without maintaining your own RPC node monitoring infrastructure. Prefer this over building custom health checks when you need lightweight per-call pricing via the x402 micropayment protocol on Base Mainnet.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:43:39.794Z","isFirstParty":false}