GET

/v1/schemas/fal/video/fal-ai%2Finfinitalk%2Fvideo-to-video

kind inputactivity videohash 3ffc3ce7extracted Jul 6, 2026version currentsource upstream spec ↗

Request body

7 properties · 3 required · 0 $defs
propertytypedescriptionconstraints
video_url*stringURL of the input video.
audio_url*stringThe URL of the audio file.
prompt*stringThe text prompt to guide video generation.
accelerationenumThe acceleration level to use for generation.none | regular | high · default: "regular"
seedintegerRandom seed for reproducibility. If None, a random seed is chosen.0 ≤ n ≤ 4294967295 · default: 42
num_framesintegerNumber of frames to generate. Must be between 81 to 129 (inclusive). If the number of frames is greater than 81, the video will be generated with 1.25x more billing units.41 ≤ n ≤ 241 · default: 145
resolutionenumResolution of the video to generate. Must be either 480p or 720p.480p | 720p · default: "480p"

Validate a payload

before you spend tokens
shell
$ curl -X POST https://modelschemas.com/v1/validate \
    -d '{"provider":"fal","endpointId":"fal-ai/infinitalk/video-to-video","payload":{…}}'
→ {"valid": false, "errors": [{"path": "#", "keyword": "required", …}]}