falVideo to videoComing soon

fal-ai/mmaudio-v2

Name: fal-ai/mmaudio-v2
Brand: fal

fal-ai/mmaudio-v2 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

$0.0013 per second. Billed on duration, default 8. 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 the audio for.
`prompt` required	text	—	The prompt to generate the audio for.
`negative_prompt`	text		The negative prompt to generate the audio for.
`seed`	number (whole) 0 to 65535	—	The seed for the random number generator
`num_steps`	number (whole) 4 to 50	25	The number of steps to generate the audio for.
`duration`	number 1 to 30	8	The duration of the audio to generate.
`cfg_strength`	number 0 to 20	4.5	The strength of Classifier Free Guidance.
`mask_away_clip`	true or false	false	Whether to mask away the clip.

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/mmaudio-v2",
    "input": {
      "video_url": "https://storage.googleapis.com/falserverless/model_tests/video_models/mmaudio_input.mp4",
      "prompt": "Indian holy music"
    }
  }'