{"uid":"cap_Ew5aISxEP3dXqmbdGoBT0","slug":"x402helper-xyz-ens-basename-resolve-endpoint-01550af1","name":"x402helper.xyz ENS / Basename Resolve Endpoint","description":"X402 micropayments server — AI agents pay USDC for OFAC screening, rates, and billing verification.","url":"https://x402helper.xyz/89e509/resolve?utm_source=zero.xyz","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":[],"properties":{"name":{"type":"string","default":null,"description":"Basename/ENS name to resolve (forward)"},"address":{"type":"string","default":null,"description":"Address for reverse lookup (->name)"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"result":{},"success":true}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.006","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":"$0.006/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.006","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.006","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_nmhFtSYE0VCn-mreIiWWM","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.006","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Resolves ENS names to Ethereum addresses (forward lookup) or Ethereum addresses to ENS/Basename names (reverse lookup) via a paid x402 micropayment endpoint.","exampleAgentPrompt":"Can you resolve the ENS name 'vitalik.eth' to its Ethereum wallet address for me?","exampleUseCases":[{"title":"ENS forward name resolution","prompt":"What Ethereum address does the ENS name 'brantly.eth' resolve to?"},{"title":"Reverse lookup wallet to name","prompt":"I have the wallet address 0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045 — can you find out if it has an ENS or Basename registered to it?"},{"title":"Basename identity enrichment","prompt":"I'm building a leaderboard and I need to display readable names instead of raw wallet addresses — can you do a reverse lookup on 0xAb5801a7D398351b8bE11C439e05C5B3259aeC9B to see if it has a Basename?"}],"resultDescription":"A JSON object with a 'success' boolean and a 'result' object containing either the resolved Ethereum address (for a forward name lookup) or the resolved ENS/Basename name (for a reverse address lookup).","failureModes":["Name not found — ENS name is unregistered or expired, result may be empty or null","Invalid address format — malformed Ethereum address returns an error","Neither name nor address provided — missing required query parameter causes failure","Payment failure — USDC micropayment not accepted, returns 402 status","Network timeout — upstream ENS resolution infrastructure unavailable"],"whenToPreferThis":"Use this endpoint when you need quick, pay-per-use ENS or Basename resolution without managing your own node or RPC subscription. It is suitable for agents that occasionally need to resolve wallet identities without committing to a full Ethereum node provider. The x402 USDC micropayment model makes it practical for low-volume, ad-hoc lookups.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-31T18:42:18.262Z","isFirstParty":false,"canonicalSlug":"x402helper-xyz-ens-basename-resolve-endpoint-01550af1"}