{"uid":"cap_MoToyxOAQHgOPl5GTHDjZ","slug":"ens-resolve-x402-994ca59d","name":"ENS Resolve (x402)","description":"Pay-per-call ENS forward and reverse resolution for AI agents on Ethereum. Resolves name→address and address→name with forward verification. Public Ethereum RPCs + ENS registry only. x402 USDC on Base.","url":"https://ens-resolve.frcompanycheck.workers.dev/v1/resolve/%7Bname%7D?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"name":"vitalik.eth","found":true,"address":"0xd8da6bf26964af9d7eed9e03e53415d37aa96045"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.003","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":"$0.003/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_H4sY5MXBHpvLGRUFeW_5H","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.003","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) and Ethereum addresses to ENS names (reverse) with forward verification, via pay-per-call micropayment.","exampleAgentPrompt":"What Ethereum address does vitalik.eth resolve to on the ENS registry?","exampleUseCases":[{"title":"Wallet address lookup for payment","prompt":"I want to send ETH to nick.eth — can you resolve that ENS name to the actual wallet address before I confirm the transaction?"},{"title":"Reverse ENS lookup for identity display","prompt":"I have the Ethereum address 0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045 — can you look up its ENS name so I can display something human-readable in my app?"},{"title":"Verify ENS forward resolution integrity","prompt":"Can you check if the ENS name coinbase.eth resolves to an address and confirm that the reverse lookup on that address also points back to coinbase.eth?"}],"resultDescription":"A JSON object containing the queried name or address, a boolean 'found' field indicating whether resolution succeeded, and the resolved Ethereum address (for forward lookups) or ENS name (for reverse lookups), with forward verification applied.","failureModes":["ENS name not registered or has no resolver — returns found: false","Ethereum address has no reverse ENS record set — returns found: false","Payment not provided or insufficient USDC via x402 — returns HTTP 402","Invalid ENS name format or malformed Ethereum address input — may return error or found: false","Public RPC rate limits or downtime causing resolution failure"],"whenToPreferThis":"Choose this endpoint when you need lightweight, pay-per-call ENS resolution without managing your own Ethereum node or RPC subscription. Ideal for AI agents that infrequently need to resolve .eth names or reverse-lookup wallet addresses on Ethereum mainnet, and want to pay only for what they use via USDC micropayments on Base rather than committing to a monthly API plan.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-16T00:38:20.071Z","isFirstParty":false,"canonicalSlug":"ens-resolve-x402-994ca59d"}