> ## Documentation Index
> Fetch the complete documentation index at: https://docs.aihubmax.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Sora Character Generation

> - Sora 2 character ID generation, extracts characters from videos for character consistency in subsequent video generation
 - Free
- Async processing mode, use the returned task ID to [query task status](/pages/en/api-manual/task-management/get-task-detail)
- Character IDs are returned in the `results` field of the task details




## OpenAPI

````yaml openapi/en/sora-2-character.json POST /v1/videos/generations
openapi: 3.1.0
info:
  title: Sora 2 Character
  version: '1.0'
servers:
  - url: https://api.aihubmax.com
security:
  - BearerAuth: []
paths:
  /v1/videos/generations:
    post:
      tags:
        - Video > Sora2
      summary: Sora 2 Character
      description: >
        - Sora 2 character ID generation, extracts characters from videos for
        character consistency in subsequent video generation
         - Free
        - Async processing mode, use the returned task ID to [query task
        status](/pages/en/api-manual/task-management/get-task-detail)

        - Character IDs are returned in the `results` field of the task details
      operationId: sora-2-character
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/Sora2CharacterRequest'
            examples:
              create_character_from_video:
                summary: Create character from video
                value:
                  model: sora-2-character
                  video_url: https://example.com/character-clip.mp4
                  name: Alice
      responses:
        '200':
          $ref: '#/components/responses/TaskCreated'
        '400':
          $ref: '#/components/responses/BadRequest'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '402':
          $ref: '#/components/responses/PaymentRequired'
        '422':
          $ref: '#/components/responses/UnprocessableEntity'
        '429':
          $ref: '#/components/responses/TooManyRequests'
        '500':
          $ref: '#/components/responses/InternalServerError'
        '503':
          $ref: '#/components/responses/ServiceUnavailable'
components:
  schemas:
    Sora2CharacterRequest:
      type: object
      required:
        - model
        - video_url
        - name
      properties:
        model:
          description: '`sora-2-character`: Character ID extraction, free'
          examples:
            - sora-2-character
          type: string
          default: sora-2-character
        video_url:
          description: |
            Video URL containing the character

            **Notes:**
            - Must be an `MP4` video URL
            - Input video minimum `720p`
            - Maximum aspect ratio approximately `2.67:1`
            - Videos exceeding `1080p` will be automatically scaled down
            - Videos longer than `4` seconds will only use the first `4` seconds
          type: string
          example: https://example.com/character-clip.mp4
        name:
          description: |
            Character name

            **Notes:**
            - Length `1` - `80` characters
            - Use this name to reference the character in subsequent prompts
          maxLength: 80
          type: string
          example: Alice
    TaskResponse:
      type: object
      properties:
        created:
          type: integer
          description: Task creation timestamp
          example: 1757165031
        id:
          type: string
          description: Task ID
          example: task-unified-1757165031-uyujaw3d
        model:
          type: string
          description: Actual model name used
        object:
          type: string
          description: Specific task type
          enum:
            - video.generation.task
        progress:
          type: integer
          description: Task progress percentage (0-100)
          minimum: 0
          maximum: 100
          example: 0
        status:
          type: string
          description: Task status
          enum:
            - pending
            - processing
            - completed
            - failed
          example: pending
        task_info:
          type: object
          description: Async task information
          properties:
            can_cancel:
              type: boolean
              description: Whether the task can be cancelled
              example: true
            estimated_time:
              type: integer
              description: Estimated completion time (seconds)
              example: 45
        type:
          type: string
          description: Task output type
          enum:
            - video
          example: video
    ErrorResponse400:
      type: object
      properties:
        error:
          type: object
          properties:
            message:
              type: string
              example: Invalid request format
            type:
              type: string
              example: invalid_request_error
    ErrorResponse401:
      type: object
      properties:
        error:
          type: object
          properties:
            message:
              type: string
              example: Invalid API key
            type:
              type: string
              example: authentication_error
    ErrorResponse402:
      type: object
      properties:
        error:
          type: object
          properties:
            message:
              type: string
              example: Insufficient account balance
            type:
              type: string
              example: insufficient_quota
    ErrorResponse422:
      type: object
      properties:
        error:
          type: object
          properties:
            message:
              type: string
              example: Parameter validation failed
            type:
              type: string
              example: validation_error
    ErrorResponse429:
      type: object
      properties:
        error:
          type: object
          properties:
            message:
              type: string
              example: Rate limit exceeded
            type:
              type: string
              example: rate_limit_error
    ErrorResponse500:
      type: object
      properties:
        error:
          type: object
          properties:
            message:
              type: string
              example: Internal server error
            type:
              type: string
              example: server_error
    ErrorResponse503:
      type: object
      properties:
        error:
          type: object
          properties:
            message:
              type: string
              example: Service temporarily unavailable, please try again later
            type:
              type: string
              example: service_unavailable
  responses:
    TaskCreated:
      description: Task created successfully
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/TaskResponse'
    BadRequest:
      description: Bad Request
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorResponse400'
    Unauthorized:
      description: Unauthorized
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorResponse401'
    PaymentRequired:
      description: Insufficient balance
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorResponse402'
    UnprocessableEntity:
      description: Parameter validation failed
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorResponse422'
    TooManyRequests:
      description: Rate limit exceeded
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorResponse429'
    InternalServerError:
      description: Internal Server Error
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorResponse500'
    ServiceUnavailable:
      description: Service Unavailable
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorResponse503'
  securitySchemes:
    BearerAuth:
      type: http
      scheme: bearer
      description: |
        ## All APIs require Bearer Token authentication ##

        Add to request header:

        `Authorization: Bearer YOUR_API_KEY`

````