TikTok for Developers User API

openapi: 3.1.0
info:
  title: TikTok Content Posting OAuth User API
  description: The TikTok Content Posting API allows third-party platforms to publish videos directly to a user's TikTok account. Supports direct post and file-upload flows, including video initiation, chunk upload, and publish status polling.
  version: v2
  contact:
    name: TikTok for Developers
    url: https://developers.tiktok.com/
  termsOfService: https://developers.tiktok.com/doc/tiktok-api-terms-of-service
servers:
- url: https://open.tiktokapis.com
  description: TikTok Open API Production
security:
- BearerAuth: []
tags:
- name: User
  description: User profile information
paths:
  /v2/user/info/:
    get:
      operationId: getUserInfo
      summary: Get User Info
      description: Retrieves a TikTok user's basic profile information including open_id, avatar_url, display_name, profile_deep_link, and bio_description.
      tags:
      - User
      parameters:
      - name: fields
        in: query
        required: true
        schema:
          type: string
        description: Comma-separated list of fields to return (e.g. open_id,avatar_url,display_name,bio_description,profile_deep_link,union_id,is_verified,follower_count,following_count,likes_count,video_count)
      responses:
        '200':
          description: User information retrieved successfully
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/UserInfoResponse'
        '401':
          description: Unauthorized
        '400':
          description: Bad Request
components:
  schemas:
    User:
      type: object
      properties:
        open_id:
          type: string
          description: User's unique identifier
        union_id:
          type: string
          description: Union ID across TikTok apps
        avatar_url:
          type: string
          description: URL of the user's avatar image
        display_name:
          type: string
          description: User's display name
        bio_description:
          type: string
          description: User's biography text
        profile_deep_link:
          type: string
          description: Deep link to the user's profile
        is_verified:
          type: boolean
          description: Whether the user is verified
        follower_count:
          type: integer
          description: Number of followers
        following_count:
          type: integer
          description: Number of accounts followed
        likes_count:
          type: integer
          description: Total likes received
        video_count:
          type: integer
          description: Total number of public videos
    UserInfoResponse:
      type: object
      properties:
        data:
          type: object
          properties:
            user:
              $ref: '#/components/schemas/User'
        error:
          $ref: '#/components/schemas/Error'
    Error:
      type: object
      properties:
        code:
          type: string
          description: Error code
        message:
          type: string
          description: Human-readable error message
        log_id:
          type: string
          description: Log identifier for debugging
  securitySchemes:
    BearerAuth:
      type: http
      scheme: bearer
      description: OAuth 2.0 Bearer token