falVideo to videoComing soon

fal-ai/hunyuan-video-foley

Name: fal-ai/hunyuan-video-foley
Brand: fal

fal-ai/hunyuan-video-foley is a video to video tool from fal 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.

Priced by usage

Pricing

$0.13 per 10 seconds. Measured from the input file. The final charge comes from usage.

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_url` required	URL or file	—	The URL of the video to generate audio for.
`text_prompt` required	text	—	Text description of the desired audio (optional).
`negative_prompt`	text	noisy, harsh	Negative prompt to avoid certain audio characteristics.
`guidance_scale`	number 1 to 10	4.5	Guidance scale for audio generation.
`num_inference_steps`	number (whole) 10 to 100	50	Number of inference steps for generation.
`seed`	number (whole)	—	Random seed for reproducible generation.

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": "fal",
    "model": "fal-ai/hunyuan-video-foley",
    "input": {
      "video_url": "https://storage.googleapis.com/falserverless/model_tests/video_models/1_video.mp4",
      "text_prompt": "A person walks on frozen ice"
    }
  }'