{"uid":"cap_dlpU5gPXDR0QVoLZK6YPl","slug":"scriptmasterlabs-base-rpc-via-x402-16a6da23","name":"ScriptMasterLabs Base RPC via x402","description":"Pay-per-call crypto, RWA, federal, SEC, and compliance APIs. Settled in USDC on Base via x402. Hyphen routes only (e.g. /x402/rwa-aggregates, /x402/gas-tracker).","url":"https://acp-x402-discovery.onrender.com/x402/base-rpc","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"},"queryParams":{"type":"object","properties":{"hash":{"type":"string","example":"0x"},"block":{"type":"string","default":"latest","example":"latest"},"method":{"type":"string","default":"eth_blockNumber","example":"eth_blockNumber"},"address":{"type":"string","example":"0x72330994f379a71542e7bd5a4cf99a9d9743f4aa"}}}}},"output":{"properties":{"example":{}}}}},"responseSchema":{"example":{}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","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":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_6xKAYRKAxpA5naXtXLUz6","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Provides pay-per-call access to Base blockchain RPC methods (e.g. eth_blockNumber, eth_getBalance) settled in USDC via the x402 payment protocol","exampleAgentPrompt":"What is the current block number on Base? Use the eth_blockNumber RPC method to check.","exampleUseCases":[{"title":"Check current Base block height","prompt":"Can you call eth_blockNumber on the Base blockchain and tell me what block we're currently at?"},{"title":"Look up wallet balance on Base","prompt":"What's the ETH balance of address 0x72330994f379a71542e7bd5a4cf99a9d9743f4aa on Base? Use the Base RPC to check."},{"title":"Fetch transaction details by hash","prompt":"Can you pull up the details for transaction hash 0xabc123... on the Base network? I need to know if it went through."}],"resultDescription":"Returns a raw JSON-RPC response from the Base blockchain node, including the result field (e.g. block number as hex, balance in wei, or transaction object) corresponding to the requested method.","failureModes":["Invalid or unsupported RPC method name returns an error response","Malformed address or hash returns a null or error result","Payment not settled — 402 response requiring USDC payment on Base via x402 before proceeding","Block identifier not found (e.g. future block) returns null","Rate limiting or node unavailability returns a 5xx error"],"whenToPreferThis":"Use this endpoint when you need lightweight, pay-per-call access to Base blockchain RPC data (block numbers, balances, transactions) without managing your own node or subscription. Ideal for agents that make infrequent on-chain lookups and want micro-payment settlement in USDC via x402. Prefer over full node providers when cost predictability per call matters more than throughput.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T00:46:58.283Z","isFirstParty":false}