HedraVideo to videoComing soon

kling-o3-reference

Name: kling-o3-reference
Brand: Hedra

kling-o3-reference is a video to video tool from Hedra 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
`prompt` required	text	—	Generation prompt. At most 2500 characters.
`resolution` required	one of 720p, 1080p	—	Output resolution to generate at.
`source_video` required	JSON	—	A file uploaded via POST /v3/files, referenced by the returned url.
`images`	JSON	—	Reference images. 1 to 4 images, each at least 300px on each side and at most 10.4 MB.
`num_outputs`	one of 1	1	Number of outputs generated per job. Only 1 is supported.

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": "hedra",
    "model": "kling-o3-reference",
    "input": {
      "prompt": "<prompt>",
      "resolution": "720p",
      "source_video": {}
    }
  }'