{"uid":"cap_htU3Q-nzHdcyElmil2QG2","slug":"fomoscan-user-lookup-by-handle-4d52f4e5","name":"FomoScan User Lookup by Handle","description":"Resolve a FOMO trader by public handle (the @name on FOMO, without @). Use when you have a handle and not a stored user id. Returns id, handle, name, bio, and verified solanaAddress/evmAddress. Persist id — handles can change. Do not pass a wallet or numeric id.","url":"https://www.fomoscan.dev/v2/user/handle/0xOuroboros","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":{}}},"additionalProperties":false}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.1","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","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":"$0.1/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.1","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.1","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_yPtdtlAjnAdbUXbvofuKS","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.1","costPer":"request","priority":0,"asset":"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Resolves a FOMO platform trader profile by their public @handle, returning stable user ID, display name, bio, and verified wallet addresses.","exampleAgentPrompt":"Look up the FOMO trader with the handle 0xOuroboros and get me their stable user ID, bio, and any verified wallet addresses linked to their account.","exampleUseCases":[{"title":"Resolve handle before querying theses","prompt":"I want to read all the trade theses from the FOMO user who goes by 'cryptowizard88' — can you look them up by handle to get their stable ID first so I can pull their posts?"},{"title":"Identify trader wallet from username","prompt":"I saw a trader called 'DegenKing' on FOMO — can you find out what Solana or EVM wallet address they have verified on their profile?"},{"title":"Profile enrichment for trader research","prompt":"I'm building a list of top FOMO traders. Can you fetch the profile details for the handle 'AlphaSeeker' — I need their display name, bio, and verified addresses?"}],"resultDescription":"Returns a JSON object containing the trader's stable numeric user ID, current handle, display name, bio text, and any verified Solana address and/or EVM (0x-prefixed) address linked to their FOMO account.","failureModes":["Handle not found — returns 404 if the @name does not exist or has been deleted","Handle changed — if the user renamed, the old handle returns 404; cached IDs remain valid","Passing a wallet address or numeric ID instead of a plain handle causes a lookup failure","Rate limiting or payment failure may return 402 or 429 errors","Unverified users may have null wallet address fields in the response"],"whenToPreferThis":"Use this endpoint when you have a FOMO trader's public @handle (not their numeric ID or wallet address) and need to resolve it to a stable user ID or retrieve their profile details. Prefer the stable-ID endpoint for repeat lookups once you have the ID, as handles can change. Use the wallet-resolution endpoint instead if you only have an on-chain address.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T06:36:14.348Z","isFirstParty":false}