> ## 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.

# Wan2.7 Image Generation

> - Wan 2.7 image generation and editing model, supporting text-to-image and image editing
 - Supports preset sizes and explicit width/height dimension objects
- Asynchronous processing mode, use the returned task ID to [query status](/pages/en/api-manual/task-management/get-task-detail)
- Generated image links are valid for 24 hours, please save them promptly




## OpenAPI

````yaml openapi/en/wan-2.7-image.json POST /v1/images/generations
openapi: 3.1.0
info:
  title: Wan 2.7 Image
  version: '1.0'
servers:
  - url: https://api.aihubmax.com
security:
  - BearerAuth: []
paths:
  /v1/images/generations:
    post:
      tags:
        - Image > Wan2.7
      summary: Wan 2.7 Image
      description: >
        - Wan 2.7 image generation and editing model, supporting text-to-image
        and image editing
         - Supports preset sizes and explicit width/height dimension objects
        - Asynchronous processing mode, use the returned task ID to [query
        status](/pages/en/api-manual/task-management/get-task-detail)

        - Generated image links are valid for 24 hours, please save them
        promptly
      operationId: wan-2.7-image
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/WanV27ImageRequest'
            examples:
              wan_2_7_standard_text_to_image:
                summary: Wan 2.7 standard — text to image
                value:
                  model: wan-2.7-image
                  prompt: A cinematic portrait of a traveler in neon rain
                  num_outputs: 1
                  image_size: portrait_4_3
              wan_2_7_standard_multi_image_edit:
                summary: Wan 2.7 standard — multi-image edit
                value:
                  model: wan-2.7-image
                  prompt: >-
                    Use image 1 as the subject and image 2 as the background,
                    keeping realistic lighting
                  image_urls:
                    - https://example.com/subject.jpg
                    - https://example.com/background.jpg
                  num_outputs: 2
                  image_size: landscape_16_9
                  enable_prompt_expansion: true
              wan_2_7_pro_explicit_dimensions:
                summary: Wan 2.7 Pro — explicit dimensions
                value:
                  model: wan-2.7-image-pro
                  prompt: >-
                    High-end product photography of a smartwatch on black
                    acrylic
                  num_outputs: 1
                  image_size:
                    width: 1024
                    height: 1024
                  negative_prompt: blurry, low quality
                  seed: 42
      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:
    WanV27ImageRequest:
      type: object
      required:
        - model
        - prompt
      properties:
        model:
          description: |-
            `wan-2.7-image`: Standard, supports text-to-image and image editing
            `wan-2.7-image-pro`: Pro, supports text-to-image and image editing
          examples:
            - wan-2.7-image
            - wan-2.7-image-pro
          type: string
          default: wan-2.7-image
        prompt:
          description: >
            Image generation or editing prompt


            **Notes:**

            - Text-to-image mode: describe the desired image content

            - Image editing mode: describe the edit instructions for the
            reference image(s)

            - Supports both Chinese and English

            - Maximum `2000` characters
          maxLength: 2000
          type: string
          example: A cinematic portrait of a traveler in neon rain
        image_urls:
          anyOf:
            - items:
                type: string
              type: array
            - type: 'null'
          default: null
          description: >
            List of reference image URLs


            **Notes:**

            - Automatically switches to image editing mode when provided

            - Supports 1-4 publicly accessible image URLs

            - For multi-image editing, reference them in the prompt as image 1,
            image 2, etc.
          example:
            - https://example.com/photo.jpg
        num_outputs:
          default: 1
          description: |
            Number of output images

            **Notes:**
            - Text-to-image mode: supports `1-5`
            - Image editing mode: supports `1-4`
          maximum: 5
          minimum: 1
          type: integer
          example: 1
        image_size:
          anyOf:
            - enum:
                - square_hd
                - square
                - portrait_4_3
                - portrait_16_9
                - landscape_4_3
                - landscape_16_9
              type: string
            - description: Explicit image dimensions for Wan image generation.
              properties:
                width:
                  default: 512
                  description: Output image width (pixels)
                  exclusiveMinimum: 0
                  maximum: 14142
                  type: integer
                  example: 1024
                height:
                  default: 512
                  description: Output image height (pixels)
                  exclusiveMinimum: 0
                  maximum: 14142
                  type: integer
                  example: 1536
              type: object
          default: square_hd
          description: >
            Output image size


            **Options:**

            - Preset: `square_hd`, `square`, `portrait_4_3`, `portrait_16_9`,
            `landscape_4_3`, `landscape_16_9`

            - Explicit dimension object: `{width, height}`
          example: square_hd
        negative_prompt:
          default: ''
          description: Negative prompt describing content to avoid
          maxLength: 500
          type: string
          example: blurry, low quality
        seed:
          anyOf:
            - maximum: 2147483647
              minimum: 0
              type: integer
            - type: 'null'
          default: null
          description: Random seed for reproducibility
          example: 42
        enable_safety_checker:
          anyOf:
            - type: boolean
            - type: 'null'
          default: null
          description: |-
            Whether to enable safety checker

            **Notes:**
            - Controls content safety review for both input and output
            - Uses model default if not specified


            > Do not pass this parameter unless necessary.
          x-advanced: true
          example: true
        enable_prompt_expansion:
          anyOf:
            - type: boolean
            - type: 'null'
          default: null
          description: |-
            Whether to enable prompt expansion

            **Notes:**
            - Only available in image editing mode
            - Uses model default if not specified


            > Do not pass this parameter unless necessary.
          x-advanced: true
          example: true
    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:
            - image.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: Asynchronous task info
          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:
            - image
          example: image
    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: Invalid request format
      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 temporarily 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`

````