{"uid":"cap__2eHoSip81IUuZKnGZeKZ","slug":"quicknode-cfaa6957","name":"QuickNode JSON-RPC Proxy — Flow Mainnet","description":"JSON-RPC proxy — flow-mainnet","url":"https://x402.quicknode.com/flow-mainnet/","method":"POST","headers":{},"bodySchema":{"type":"object","required":["jsonrpc","method"],"properties":{"id":{"type":["number","string"],"description":"Request identifier"},"method":{"type":"string","description":"JSON-RPC method name (e.g., eth_blockNumber, eth_call)"},"params":{"type":"array","description":"Method parameters"},"jsonrpc":{"type":"string","const":"2.0"}}},"responseSchema":{"type":"object","properties":{"id":{"type":["number","string"]},"error":{"type":"object","properties":{"code":{"type":"integer"},"message":{"type":"string"}}},"result":{"description":"RPC result (type varies by method)"},"jsonrpc":{"type":"string","const":"2.0"}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"10","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":"$10/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"10","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"10","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_WldS7SgcfQtCugQpu_1Ws","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"10","costPer":"request","priority":0,"asset":"0x036CbD53842c5426634e7929541eC2318f3dCF7e","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Proxies JSON-RPC calls to the Flow blockchain mainnet, enabling on-chain reads and writes via standard RPC methods","exampleAgentPrompt":"Call the Flow mainnet RPC and get the current block height using the JSON-RPC method flow_getLatestBlock with empty params.","exampleUseCases":null,"resultDescription":"A standard JSON-RPC 2.0 response object containing the result of the requested Flow blockchain method call, or an error object if the call failed. Result shape varies by method — could be block info, transaction receipt, account data, or contract return values.","failureModes":["Invalid JSON-RPC method name returns error code -32601 method not found","Malformed params array returns -32602 invalid params","Payment not included or insufficient returns HTTP 402 Payment Required","Network or node unavailability returns HTTP 503 or JSON-RPC internal error -32603","Unsupported method for Flow chain returns error response"],"whenToPreferThis":"Use this endpoint when you need to interact specifically with the Flow blockchain mainnet via JSON-RPC — for reading on-chain state, querying blocks or transactions, calling Cadence smart contracts, or broadcasting transactions. Prefer this over generic HTTP clients because it provides a paid, reliable QuickNode-backed node connection with high availability.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T18:46:25.700Z","isFirstParty":false}