User Lookup Quickstart

Look up users by ID or username

This guide walks you through looking up users by their ID or username.

Prerequisites

Before you begin, you’ll need:

• A developer account with an approved App
• Your App’s Bearer Token

---

Look up by ID

Single user

cURL

shellscript

curl "https://api.x.com/2/users/2244994945?\
user.fields=created_at,description,verified,public_metrics" \
  -H "Authorization: Bearer $BEARER_TOKEN"

Response

{
  "data": {
    "id": "2244994945",
    "name": "X Developers",
    "username": "XDevelopers",
    "created_at": "2013-12-14T04:35:55.000Z",
    "description": "The voice of the X developer community",
    "verified": true,
    "public_metrics": {
      "followers_count": 583423,
      "following_count": 2048,
      "tweet_count": 14052,
      "listed_count": 1672
    }
  }
}

Multiple users

Look up up to 100 users at once:

cURL

shellscript

curl "https://api.x.com/2/users?\
ids=2244994945,783214,6253282&\
user.fields=username,verified" \
  -H "Authorization: Bearer $BEARER_TOKEN"

---

Look up by username

Single user

cURL

shellscript

curl "https://api.x.com/2/users/by/username/XDevelopers?\
user.fields=created_at,description,verified" \
  -H "Authorization: Bearer $BEARER_TOKEN"

Multiple users

cURL

shellscript

curl "https://api.x.com/2/users/by?\
usernames=XDevelopers,X,elonmusk&\
user.fields=created_at,verified" \
  -H "Authorization: Bearer $BEARER_TOKEN"

---

Available fields

Field	Description
created_at	Account creation date
description	User bio
profile_image_url	Avatar URL
verified	Verification status
public_metrics	Follower/following counts
location	User-defined location
url	User’s website
protected	Protected account status
pinned_tweet_id	Pinned Post ID

---

Handle errors

User not found

{
  "errors": [
    {
      "resource_type": "user",
      "title": "Not Found Error",
      "detail": "Could not find user with username: [nonexistent_user]."
    }
  ]
}

Protected user

Protected users’ data is still returned, but you won’t be able to access their Posts unless you follow them.

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Next steps

Authenticated user

Get the current user

Integration guide

Key concepts and best practices

API Reference

Full endpoint documentation