GET

/v1/schemas/fal/video/fal-ai/echomimic-v3

kind inputactivity videohash b8368096…extracted Oct 9, 2026version currentsource upstream spec ↗
fieldrecorded source
schemaSource linked above.

upstream-spec

Source trace
21d7af2df4f88621f10be20ab417817564530217f2e3da15f61f38ef6ff227e0
{
  "fetchedAt": 1791522002,
  "extractorVersion": "1",
  "verifiedAt": null
}

Request body

9 properties · 3 required · 0 $defs
propertytypedescriptionconstraints
image_url*stringThe URL of the image to use as a reference for the video generation.
audio_url*stringThe URL of the audio to use as a reference for the video generation.
prompt*stringThe prompt to use for the video generation.
negative_promptstringThe negative prompt to use for the video generation.default: ""
enable_safety_checkerbooleanAuthorized callers may set false to request relaxed screening.default: true
num_frames_per_generationintegerThe number of frames to generate at once.49 ≤ n ≤ 161 · default: 121
guidance_scalenumberThe guidance scale to use for the video generation.1 ≤ n ≤ 10 · default: 4.5
seedintegerThe seed to use for the video generation.nullable
audio_guidance_scalenumberThe audio guidance scale to use for the video generation.0 ≤ n ≤ 10 · default: 2.5

Validate a payload

before you spend tokens
shell
$ curl -X POST https://modelschemas.com/v1/validate \
    -d '{"provider":"fal","endpointId":"fal-ai/echomimic-v3","payload":{…}}'
→ {"valid": false, "errors": [{"path": "#", "keyword": "required", …}]}