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POST
/
v3
/
async
/
vidu-2.0-startend2video
Vidu 2.0 Start-End Frame
curl --request POST \
  --url https://api.myrouter.ai/v3/async/vidu-2.0-startend2video \
  --header 'Authorization: <authorization>' \
  --header 'Content-Type: <content-type>' \
  --data '
{
  "images": [
    "<string>"
  ],
  "prompt": "<string>",
  "duration": 123,
  "seed": 123,
  "resolution": "<string>",
  "movement_amplitude": "<string>",
  "bgm": true
}
'
{
  "task_id": "<string>"
}
Vidu 2.0 Start-End Frame generates dynamic videos from start and end frames, incorporating creative storytelling and animation effects.
This is an async API that only returns the task_id of the async task. Use the task_id to call the Get Async Task Result API to retrieve the generated result.

​
Request Headers

​
Content-Type
string
required
Enum: application/json
​
Authorization
string
required
Bearer authentication format: Bearer {{API Key}}.

​
Request Body

​
images
string[]
required
Two images: the first as the start frame, the second as the end frame.Notes:
  1. Supports public URL or Base64 format
  2. Aspect ratios must be close: the ratio between the start frame and end frame must be between 0.8 and 1.25
  3. Supported formats: png, jpeg, jpg, webp
  4. Maximum size: 50MB
  5. Base64 decoded length must be less than 10MB and must include the appropriate content type string. For example:
data:image/png;base64,{base64_encode}
​
prompt
string
Prompt description, maximum 1500 characters.
​
duration
integer
Video duration (in seconds). Default: 4 seconds. Options: 4 seconds or 8 seconds.
​
seed
integer
Random seed for video generation.
  • Default: Random seed value
  • Manually set values will override the default random seed
​
resolution
string
Resolution options based on duration:
  • 4 seconds: Default 360p, options: 360p, 720p, 1080p
  • 8 seconds: Default 720p, options: 720p
​
movement_amplitude
string
Motion amplitude of objects in the scene. Default: auto
Possible values: auto, small, medium, large
​
bgm
boolean
Whether to add background music to the generated video. Default: false
Possible values: true, falseWhen set to true, the system will automatically add suitable BGM. There is no duration limit for BGM; the system will automatically adapt it.

​
Response

​
task_id
string
required
The task_id of the async task. Use the task_id to call the Get Async Task Result API to retrieve the generated result.