{"uid":"cap_SlB46fiO9sXf1qLlB20Aa","slug":"lion-keyless-base-rpc-json-rpc-proxy-1287707d","name":"LION Keyless Base RPC JSON-RPC Proxy","description":"Keyless multi-chain JSON-RPC reads, Base + Ethereum, from $0.001 (?chain=ethereum)","url":"https://lionx402.com/api/x402/keyless-base-rpc-json","method":"GET","headers":{},"bodySchema":{"type":"object","$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":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","required":["method"],"properties":{"chain":{"type":"string","description":"base|ethereum"},"method":{"type":"string","description":"JSON-RPC method e.g. eth_blockNumber"},"params":{"type":"string","description":"JSON array string of params"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"service":"LION Verified Company","asset_id":"LION","resolved":true}},"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_lmBA2f0VrHiv-xYbXE73L","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":"Executes keyless JSON-RPC calls against the Base (eip155:8453) blockchain network, paid per-call in USDC via x402 protocol","exampleAgentPrompt":"Can you call eth_getBalance for address 0xAbC123... on the Base network right now, paying per-call with no API key needed?","exampleUseCases":null,"resultDescription":"A JSON object containing the standard JSON-RPC 2.0 response with id, jsonrpc version, and result fields (typically a hex-encoded value), along with the network identifier eip155:8453 and an asset_id of KEYLESS_BASE_RPC_001.","failureModes":["Payment not received or insufficient USDC balance — request rejected with 402","Invalid JSON-RPC method or malformed params — JSON-RPC error response returned","Base network congestion or node unavailability — timeout or 5xx error","Unsupported RPC method — error indicating method not allowed","Invalid address format in params — JSON-RPC invalid params error"],"whenToPreferThis":"Use this endpoint when an AI agent needs to read from the Base blockchain without pre-registering API keys or committing to a subscription — ideal for pay-as-you-go, low-volume, or ephemeral agent workflows that call Base JSON-RPC methods and want to pay micro-amounts per call in USDC on Base via x402.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T18:45:01.353Z","isFirstParty":false}