{"uid":"cap_vwpSii7scGOMe6aWrH94h","slug":"x402-quicknode-com-333e74c4","name":"QuickNode Base Mainnet JSON-RPC","description":"Payment for Quicknode RPC access. Options: per-request ($0.001/request), nanopayment ($0.0001/request via Circle Gateway), or credit drawdown with SIWX authentication.","url":"https://x402.quicknode.com/base-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__zQg4daSomTXSCawZ-Lna","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 Base mainnet blockchain via QuickNode's paid RPC infrastructure","exampleAgentPrompt":"Can you call eth_getBalance on Base mainnet for the address 0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045 using QuickNode's RPC — I need to know the current ETH balance in wei.","exampleUseCases":null,"resultDescription":"A JSON-RPC response object containing the result of the requested method call (e.g. block number as hex, balance in wei, transaction receipt object, contract return data), with fields: id, jsonrpc, and result (or error if the call failed).","failureModes":["Payment not included or insufficient — 402 Payment Required response","Invalid JSON-RPC method name — returns JSON-RPC error with code -32601","Malformed params array — returns JSON-RPC error with code -32602","Network congestion or node unavailability — 503 or timeout","Reverted contract call — returns execution revert error in result","Invalid address or transaction hash format — JSON-RPC parse error"],"whenToPreferThis":"Use this endpoint when you need reliable, paid-tier JSON-RPC access to Base mainnet (the Coinbase-incubated EVM L2) with per-request micropayment billing. Prefer over free public RPCs when you need guaranteed uptime and rate-limit headroom. Choose over other QuickNode sibling endpoints specifically for Base mainnet (not Ethereum, Mantle, or other chains).","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:50:20.844Z","isFirstParty":false}