{"uid":"cap_ldsGVD5ohyk3mMPek17mZ","slug":"live-ens-name-and-address-resolver-08df1854","name":"Live ENS Name and Address Resolver","description":"Resolve an ENS name to its current Ethereum address or perform a reverse address lookup with forward-confirmation against the live ENS registry.","url":"https://ai-data-marketplace-1042299154756.us-central1.run.app/api/v1/ens_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"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","required":["input"],"properties":{"input":{"type":"string","description":"ENS name for forward resolution or EVM address for reverse resolution."}},"additionalProperties":true}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","required":["success","network","mode","ens_name","address"],"properties":{"mode":{"type":"string"},"address":{"type":"string"},"network":{"type":"string"},"success":{"type":"boolean"},"ens_name":{"type":"string"}},"additionalProperties":true}}}}},"responseSchema":{"type":"json","example":{"mode":"forward","address":"0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045","network":"ethereum","success":true,"ens_name":"vitalik.eth"}},"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_D9fEtuyXa56H553udZ26s","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":"Resolve an ENS name to its current Ethereum address, or reverse-lookup an Ethereum address to its ENS name with forward-confirmation against the live ENS registry.","exampleAgentPrompt":"What Ethereum address does vitalik.eth resolve to right now on the live ENS registry?","exampleUseCases":[{"title":"Forward resolve .eth name to address","prompt":"I need to send ETH to nick.eth — can you look up the current wallet address that ENS name resolves to before I send anything?"},{"title":"Reverse lookup address to ENS name","prompt":"I have this Ethereum address 0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045 — does it have an ENS name registered, and does the forward lookup confirm it?"},{"title":"DApp identity verification flow","prompt":"My app just received the ENS name 'myuser.eth' from a user — can you confirm what address it currently resolves to on the live registry so I can verify it matches their connected wallet?"}],"resultDescription":"A JSON object containing: success (boolean), network (e.g. 'mainnet'), mode ('forward' or 'reverse'), ens_name (the resolved or confirmed ENS name), and address (the resolved or confirmed 0x Ethereum address). For reverse lookups, forward-confirmation is performed to ensure the reverse record matches the forward record.","failureModes":["ENS name not registered or has no resolver — returns success: false","Address has no reverse ENS record set — returns success: false with empty ens_name","ENS name forward and reverse records do not match — confirmation fails","Invalid input format (malformed .eth name or non-hex address) — request error","ENS registry temporarily unreachable — network or timeout error"],"whenToPreferThis":"Use this endpoint when you need a real-time, authoritative resolution of an ENS name to an Ethereum address (or reverse), with forward-confirmation to prevent spoofing. Prefer it over cached or aggregated ENS lookups when correctness and liveness matter — e.g., before sending funds, verifying user identity, or checking current ENS ownership. It is best suited for single-record lookups; for batch processing many names, consider an alternative approach.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T00:43:29.316Z","isFirstParty":false}