{"uid":"cap_I3XTslrMGb3jwMDrRe4UB","slug":"basename-ens-name-resolution-on-base-146ff4d9","name":"Basename/ENS Name Resolution on Base","description":"Basename/ENS resolution on Base: forward name->address (give 'name') or reverse address->name (give 'address', forward-verified against spoofing).","url":"https://api.agentstools.dev/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","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","required":[],"properties":{"name":{"type":"string","description":"Basename/ENS name to resolve (forward)"},"address":{"type":"string","description":"Address for reverse lookup (->name)"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"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_ilRMx-JVqfou58bbtda1F","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 Basename/ENS names to Ethereum addresses (forward lookup) or Ethereum addresses to Basename/ENS names (reverse lookup, with anti-spoofing verification) on the Base network.","exampleAgentPrompt":"What Ethereum address does vitalik.base.eth resolve to? And can you also do the reverse — what Basename is registered to 0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045?","exampleUseCases":[{"title":"Verify wallet identity during payments","prompt":"I'm about to send tokens to someone named 'alex.base.eth' — can you resolve that to their actual wallet address and make sure it's not a spoofed name trying to trick me?"},{"title":"Find user profile from wallet address","prompt":"A user just connected their wallet 0x1234567890abcdef1234567890abcdef12345678 to our app. What's their registered Basename so we can display their human-readable name?"},{"title":"Batch resolve team member wallets","prompt":"I have a list of Basename names from our DAO members like 'alice.base.eth', 'bob.base.eth', and 'carol.base.eth' — can you convert all of them to their Ethereum addresses so I can set up permissions?"}],"resultDescription":"Returns the resolved Ethereum address for a given Basename/ENS name (forward lookup), or the verified Basename/ENS name for a given Ethereum address (reverse lookup, with forward-verification to prevent spoofing attacks). Response indicates whether resolution succeeded and provides the canonical result.","failureModes":["Name not found — the Basename/ENS name does not exist or is not registered","Address has no reverse record — the address hasn't set a primary name","Reverse record fails forward verification — spoofing attempt detected, resolution rejected","Invalid input format — address is not a valid 0x Ethereum address or name is malformed","Network or RPC error — Base/ENS resolution infrastructure temporarily unavailable","Payment failure — x402 micropayment of $0.005 USDC not completed"],"whenToPreferThis":"Use this endpoint when you need to resolve Basename or ENS identities specifically on the Base network, especially when anti-spoofing guarantees for reverse lookups are important. Prefer this over generic ENS resolvers when working in the Base/Coinbase ecosystem or when you need forward-verified reverse lookups to prevent identity spoofing.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T00:55:36.638Z","isFirstParty":false}