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VEO3 Video Generation

- Asynchronous processing mode, returns task ID for subsequent queries

  • Supports multiple generation modes including text-to-video and image-to-video
  • Supports 4K resolution output
  • Generated video links are valid for 24 hours, please save them promptly
Info

Model name compatibility note: This endpoint also accepts the aliases veo3.1-fast-ext (equivalent to veo3.1-fast), veo3.1-quality-ext (equivalent to veo3.1-quality), and veo3.1-lite-ext (equivalent to veo3.1-lite). Each alias is interchangeable with its model and produces identical results.

Request example

# model can be "veo3.1-fast", or the compatible alias "veo3.1-fast-ext"
curl --request POST \
  --url https://api.openveer.com/v1/videos/generations \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
    "model": "veo3.1-fast",
    "prompt": "Dolphins leaping in the azure ocean",
    "duration": 8,
    "aspect_ratio": "16:9",
    "image_urls": ["https://cdn.openveer.com/doc/9998238783208208-9972597b-255d-4e7e-9649-e6ee38a837aa-image_task_01K88B53MTK41PP5KGDTG2PA5P_0.png"]
  }'

Response example

{
  "code": 200,
  "data": [
    {
      "status": "submitted",
      "task_id": "task_01K8SGYNNNVBQTXNR4MM964S7K"
    }
  ]
}

Authorization

Authorization string

All API endpoints require Bearer Token authentication

Get your API Key:

Visit the API Key Management Page to get your API Key

Add to the request header:

Authorization: Bearer YOUR_API_KEY

Request Parameters

model string

Video generation model name

Available models:

  • veo3.1-fast - Fast generation model, suitable for quick previews and iterations (compatible alias veo3.1-fast-ext)
  • veo3.1-quality - High quality generation model, suitable for final production (compatible alias veo3.1-quality-ext)
  • veo3.1-lite - Lightweight generation model, suitable for low-cost batch generation (compatible alias veo3.1-lite-ext)

Example: "veo3.1-fast"

Note



For backward compatibility, the aliases veo3.1-fast-ext (for veo3.1-fast), veo3.1-quality-ext (for veo3.1-quality) and veo3.1-lite-ext (for veo3.1-lite) remain usable.

nsfw_check boolean

Whether to run content moderation before submitting the video task.

  • true: use omni-moderation-latest to review prompts and input images
  • false or omitted: do not send a moderation request, adding no moderation cost or latency (default)
prompt string

Text description for video generation

duration integer

Video duration in seconds

Fixed value: 8 (VEO3 only supports 8 seconds duration)

aspect_ratio string

Video aspect ratio

Supported formats:

  • 16:9 (Landscape)
  • 9:16 (Portrait)
generation_type string

Video generation type

Supported types:

  • frame - Frame-to-video (FL mode)
  • reference - Reference image-to-video

If not specified, defaults based on image count: 2 images for frame-to-video, 3 images for reference image-to-video

Note: veo3.1-quality model does not support reference mode

Warning

veo3.1-lite model does not support this parameter, do not pass it

image_urls string

">
Array of reference image URLs for image-to-video generation

Supports publicly accessible image URLs (http\:// or https\://)

Example: ["https://example.com/image.jpg"]

Limitations:

  • Maximum 3 images
  • For frame-to-video mode: first image is the start frame, second image is the end frame
  • Maximum file size: 10MB
  • Supported formats: .jpeg, .jpg, .png, .webp

Warning

veo3.1-lite model does not support this parameter, do not pass it

resolution string

Video resolution

Supported values:

  • 720p (Default)
  • 1080p
  • 4k
enable_gif boolean

Enable GIF output format. Default: false

Note: GIF and 1080p/4k resolution cannot be used simultaneously

official_fallback boolean

Whether to use official channel as fallback

  • false: Do not use (default)
  • true: Use official channel

Warning

veo3.1-lite model does not support this parameter, do not pass it

Response

code integer

Response status code

data array
Response data array
status string

Task status

  * submitted - Submitted
task_id string

Unique task identifier

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