{"uid":"cap_x7oNK0b3FpBdOSV9xM42_","slug":"quicknode-da2a5634","name":"QuickNode JSON-RPC Proxy — Fuel Sepolia Testnet","description":"JSON-RPC proxy — fuel-sepolia","url":"https://x402.quicknode.com/fuel-sepolia/","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_RoBmP-gxzLQq6flsYXnha","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":"Routes JSON-RPC calls to the Fuel blockchain Sepolia testnet via QuickNode's node infrastructure","exampleAgentPrompt":"Send a JSON-RPC call to the Fuel Sepolia testnet using method 'eth_blockNumber' with an empty params array and request ID 1 — I need to know the current block height on Fuel's test network.","exampleUseCases":null,"resultDescription":"Returns a standard JSON-RPC 2.0 response object containing the result of the requested method call (e.g. block number, transaction receipt, call return value) or an error object with code and message if the call failed.","failureModes":["Invalid JSON-RPC method name returns error code -32601 (Method not found)","Malformed params array returns error code -32602 (Invalid params)","Payment failure or insufficient funds returns HTTP 402","Network congestion may cause timeouts on heavy RPC calls","Testnet node downtime returns 503 Service Unavailable"],"whenToPreferThis":"Use this endpoint when you need to interact specifically with the Fuel Sepolia testnet (not mainnet) via JSON-RPC, such as during development, testing smart contracts, or validating transactions in a test environment without risking real assets. Prefer this over generic Ethereum RPC endpoints when targeting Fuel's FuelVM-specific methods.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T18:48:20.525Z","isFirstParty":false}