{"uid":"cap_kIl-varfdUuxBJw-lYcoO","slug":"basename-oracle-x402-8109d5bb","name":"BaseName Oracle x402","description":"High-precision Basenames (.base.eth) and ENS Identity Resolver Oracle for Base Mainnet (Chain ID 8453), payable via x402.","url":"https://basename-x402.vercel.app/v1/resolve","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method","queryParams"],"properties":{"type":{"const":"http"},"method":{"const":"GET"},"queryParams":{"type":"object","title":"ResolveRequest","properties":{"name":{"type":"string","title":"Name","default":"jesse.base.eth","maxLength":253,"minLength":1}}}},"additionalProperties":false},"output":{"type":"object","properties":{"type":{"const":"json"},"example":{"type":"object","required":["success","source","address","timestamp"],"properties":{"query":{"type":"string"},"avatar":{"type":["string","null"]},"source":{"type":"string"},"address":{"type":"string","pattern":"^0x[0-9a-fA-F]{40}$"},"network":{"type":"string"},"success":{"type":"boolean"},"timestamp":{"type":"string","format":"date-time"},"display_name":{"type":["string","null"]},"resolved_name":{"type":["string","null"]},"resolution_network":{"type":"string","const":"ethereum-mainnet"}}}}}}},"responseSchema":{"type":"object","properties":{"name":{"type":"string"},"avatar":{"type":"string"},"address":{"type":"string"},"network":{"type":"string"},"timestamp":{"type":"string"}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_1lK8L3Eo-3e_dAEhl-Mc0","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Resolves a Basename (.base.eth) or Ethereum address to its full on-chain identity profile (name, avatar, address) on Base Mainnet, payable via x402 micropayment.","exampleAgentPrompt":"Can you look up the full identity profile for jesse.base.eth on Base Mainnet — I need the wallet address and avatar?","exampleUseCases":[{"title":"Verify wallet before crypto payment","prompt":"Before I send funds, can you resolve coinbase.base.eth to its actual wallet address so I know I'm sending to the right place?"},{"title":"Display user profile in a Web3 app","prompt":"I need the avatar and wallet address linked to vitalik.base.eth to show on their profile page — can you fetch that from Base Mainnet?"},{"title":"Reverse-lookup Basename from wallet address","prompt":"I have the address 0x2211d1D0020DAEA8039E46Cf1367962070d77DA9 — can you find out what Basename is registered to it on Base?"}],"resultDescription":"Returns a JSON object with the resolved Basename (name), avatar image URL, associated Ethereum wallet address, network identifier (Base Mainnet), and a timestamp of when the resolution was performed.","failureModes":["Name not found: Basename does not exist or is unregistered on Base Mainnet","Invalid input: malformed .base.eth name or non-checksummed address returns an error","Address has no Basename: reverse lookup returns empty name if no Basename is registered","Payment failure: x402 micropayment of $0.01 USDC not completed, request rejected","Network unavailability: Base Mainnet RPC unreachable, resolver returns 503"],"whenToPreferThis":"Use this endpoint when you need authoritative, high-precision resolution of Basenames (.base.eth) or reverse-resolution of Ethereum addresses specifically on Base Mainnet (Chain ID 8453). Prefer it over general ENS resolvers when you need Base-native identity including avatar metadata in a single call, and when micropayment-per-query pricing ($0.01 USDC via x402) fits your cost model.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-18T06:34:52.510Z","isFirstParty":false}