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POST
/
v3
/
async
/
seedance-v1-pro-t2v
Seedance V1 Pro Text-to-Video
curl --request POST \
  --url https://api.highwayapi.ai/v3/async/seedance-v1-pro-t2v \
  --header 'Authorization: <authorization>' \
  --header 'Content-Type: <content-type>' \
  --data '
{
  "prompt": "<string>",
  "resolution": "<string>",
  "aspect_ratio": "<string>",
  "duration": 123,
  "camera_fixed": true,
  "seed": 123
}
'
{
  "task_id": "<string>"
}
Seedance V1 Pro is an AI video model designed to generate coherent multi-shot videos, providing smooth motion and precise adherence to detailed prompts. It supports 480p, 720p, and 1080p resolutions.

​
Request Headers

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

​
Request Body

​
prompt
string
required
Text prompt for video generation; positive text prompt; supports Chinese and English. Recommended length: no more than 500 characters.
​
resolution
string
required
Video quality. Accepted values: 480p, 720p, 1080p
​
aspect_ratio
string
default:"16:9"
The aspect ratio of the generated video. Accepted values: 21:9, 16:9, 4:3, 1:1, 3:4, 9:16
​
duration
integer
default:5
required
Specifies the length of the generated video in seconds. Available options: 5, 10
​
camera_fixed
boolean
default:false
Determines whether the camera position should remain fixed.
​
seed
integer
Random seed used for generation. -1 means a random seed will be used.

​
Response Information

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task_id
string
required
The task_id of the asynchronous task. You should use this task_id to request the Get Task Result API to obtain the generated result.