https://twit-api-production-de12.up.railway.app/users/by/username
Look up a Twitter/X user profile by their screen name. Returns full profile data including id, name, username, bio, follower count, following count, tweet count, verification status, and profile image URL. Query param: username (string, required) - Twitter screen name without @, e.g. GET /users/by/username?username=elonmusk. Returns X v2 API-compatible JSON.
What this profile is sourced from
Things to know before drawing strong conclusions
accepts[] entry is used.Raw HTTP — what an agent observes
GET https://twit-api-production-de12.up.railway.app/users/by/username → HTTP/1.1 402 Payment Required X-Payment-Required: $0.0050 X-Payment-Currency: USDC X-Payment-Chain: base GET https://twit-api-production-de12.up.railway.app/users/by/username X-Payment: <signed-receipt> → HTTP/1.1 200 OK Content-Type: application/json …response body…