POST
/
kling
/
video
/
extend
curl -X POST https://www.anyfast.ai/kling/video/extend \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "video_id": "task_123456"
  }'
Extend a previously generated video using the Kuaishou Kling model.

​
Request Parameters

​
video_id
string
required
Original video task ID.
​
prompt
string
Description for the extended portion.
curl -X POST https://www.anyfast.ai/kling/video/extend \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "video_id": "task_123456"
  }'