{"uid":"cap_LoZS7YClFHFbgXXsKibOh","slug":"ens-resolve-f980bfc3","name":"ENS Resolve","description":"ENS resolution on Ethereum mainnet. Pass name (an ASCII .eth name) to get its resolved address, or address (0x + 40 hex) to get its primary ENS name, reverse-resolved and verified forward.","url":"https://ari001.tailb4ac3a.ts.net/v1/ventures/x402_chain_reads_v1/ens_resolve?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","properties":{"name":{"type":"string","description":"an ASCII .eth name (forward), OR"},"address":{"type":"string","pattern":"^0x[0-9a-fA-F]{40}$","description":"0x + 40 hex (reverse, verified)"}}}},"additionalProperties":false}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","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":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Y0SrLufcV1zOHjcItillS","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Resolves an ENS .eth name to its Ethereum address, or reverse-resolves an Ethereum address to its verified primary ENS name.","exampleAgentPrompt":"What Ethereum address does vitalik.eth resolve to? And can you also do the reverse — what ENS name is registered as the primary for 0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045?","exampleUseCases":[{"title":"Resolve ENS name before sending funds","prompt":"Before I send ETH to nick.eth, can you look up what Ethereum address that ENS name actually resolves to so I can confirm it's correct?"},{"title":"Identify wallet owner by ENS name","prompt":"I have this wallet address 0xAb5801a7D398351b8bE11C439e05C5B3259aeC9B — does it have a primary ENS name registered to it?"},{"title":"Verify ENS forward and reverse match","prompt":"Can you check whether the ENS name jeff.eth both resolves to 0x1234567890abcdef1234567890abcdef12345678 and that address reverse-resolves back to jeff.eth to confirm they're properly linked?"}],"resultDescription":"For a forward lookup (name → address): returns the Ethereum address the .eth name resolves to. For a reverse lookup (address → name): returns the primary ENS name registered for that address, verified by also checking the forward resolution matches.","failureModes":["ENS name not registered or has no resolver — returns null or error","Address has no primary ENS name set — returns empty or null","Reverse resolution found a name but forward resolution doesn't match — verification fails","Invalid input format (name not ending in .eth, address not matching 0x+40hex pattern) — schema validation error","Network or RPC connectivity issues — server error response"],"whenToPreferThis":"Use this endpoint when you need to resolve ENS names to Ethereum addresses or reverse-resolve addresses to ENS names on Ethereum mainnet, with the added safety of verified forward-confirmation on reverse lookups. Prefer this over a raw RPC call when you want a simple REST API with built-in verification logic rather than constructing raw JSON-RPC calls yourself.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-10T12:38:52.372Z","isFirstParty":false,"canonicalSlug":"ens-resolve-f980bfc3"}