WaveSpeedVideo to videoComing soon

kwaivgi/kling-video-o3-4k/video-reference

Name: kwaivgi/kling-video-o3-4k/video-reference
Brand: WaveSpeed

kwaivgi/kling-video-o3-4k/video-reference is a video to video tool from WaveSpeed that runs in the background and returns video. Coming soon: listed with its price, not yet open to runs.

This tool is listed but not yet available to run.

Price pending

Pricing

Price pending.

Limits

Runs: In the background
Returns: video
Longest queue wait: 3600s
Run deadline: 1800s
Largest inline input: 1024 KB
Largest input file: 500 MB
Largest output: 4768 MB
Outputs per run: 16

Input

Field	Kind	Default	Description
`video` required	URL or file	—	The reference video URL. Supported formats: .mp4/.mov, up to 200MB, 3-15 seconds (longer videos are trimmed to 15s), width and height between 700px and 3840px.
`prompt` required	text	—	Describe the new scene, subject behavior, camera movement, and visual treatment. Refer to input images as <<<image_1>>>, <<<image_2>>>, ... in array order, the input video as <<<video_1>>> and elements as <<<element_1>>>, <<<element_2>>>, etc.
`images`	list	—	Optional reference images. The combined official reference limits still apply.
`duration`	number (whole) 3 to 15	5	Generated video duration in seconds.
`aspect_ratio`	one of 16:9, 9:16, 1:1	16:9	Output video aspect ratio.
`element_list`	JSON	—	Element reference list.
`keep_original_sound`	true or false	true	Keep the original audio from the reference video.

Same request in code

curl https://api.spiral.ai/v1/runs \
  -H "Authorization: Bearer $SPIRAL_API_KEY" \
  -H "Content-Type: application/json" \
  -H "Idempotency-Key: $(uuidgen)" \
  -d '{
    "provider": "wavespeed",
    "model": "kwaivgi/kling-video-o3-4k/video-reference",
    "input": {
      "video": "<video>",
      "prompt": "<prompt>"
    }
  }'