Model	Slug	Best For
Veo 3.1 Extend	`veo3-1-extend-video`	Best quality extension
Veo 3.1 Fast Extend	`veo3-1-fast-extend-video`	Fast extension
PixVerse v5 Extend	`pixverse-v5-extend`	PixVerse extension
PixVerse v4.5 Extend	`pixverse-v4-5-extend`	Older PixVerse extension

Lip Sync & Talking Head

Model	Slug	Best For
Sync Lipsync v2 Pro	`sync-lipsync-v2-pro`	Best lip sync quality
PixVerse Lip Sync	`pixverse-lip-sync`	PixVerse lip sync
LatentSync	`latentsync`	Open-source lip sync
Video Retalking	`video-retalking`	Audio-based lip sync

Video Transformation

Model	Slug	Best For
Runway Gen4 Aleph	`runway-gen4-aleph`	Video transformation
Kling O1 Video Edit	`kling-o1-video-to-video-edit`	AI video editing
Kling O1 V2V Reference	`kling-o1-video-to-video-reference`	Reference-based edit
ByteDance Video Stylize	`bytedance-video-stylize`	Style transfer
Wan v2.2 Animate Move	`wan-v2-2-14b-animate-move`	Motion animation
Wan v2.2 Animate Replace	`wan-v2-2-14b-animate-replace`	Object replacement

Video Upscaling & Enhancement

Model	Slug	Best For
Topaz Upscale Video	`topaz-upscale-video`	Best quality upscale
Luma Ray 2 Video Reframe	`luma-dream-machine-ray-2-video-reframe`	Video reframing
Luma Ray 2 Flash Reframe	`luma-dream-machine-ray-2-flash-video-reframe`	Fast reframing

Audio & Subtitles

Model	Slug	Best For
FFmpeg Merge Audio Video	`ffmpeg-api-merge-audio-video`	Merge audio track
MMAudio V2	`mm-audio-v-2`	Add audio to video
MMAudio	`mmaudio`	Add audio to video
Auto Subtitle	`auto-subtitle`	Generate subtitles
Merge Videos	`merge-videos`	Concatenate videos

Video Translation

Model	Slug	Best For
Heygen Video Translate	`heygen-video-translate`	Translate video speech

Motion Transfer

Model	Slug	Best For
Motion Fast	`motion-fast`	Fast motion transfer
Infinitalk V2V	`infinitalk-video-to-video`	Talking head from video

Face Swap (Video)

Model	Slug	Best For
Faceswap Video	`faceswap-video`	Swap face in video

Prediction Flow

Check model GET https://api.eachlabs.ai/v1/model?slug=<slug> — validates the model exists and returns the request_schema with exact input parameters. Always do this before creating a prediction to ensure correct inputs.
POST https://api.eachlabs.ai/v1/prediction with model slug, version "0.0.1", and input matching the schema
Poll GET https://api.eachlabs.ai/v1/prediction/{id} until status is "success" or "failed"
Extract the output video URL from the response

Examples

Extend a Video with Veo 3.1

curl -X POST https://api.eachlabs.ai/v1/prediction \
  -H "Content-Type: application/json" \
  -H "X-API-Key: $EACHLABS_API_KEY" \
  -d '{
    "model": "veo3-1-extend-video",
    "version": "0.0.1",
    "input": {
      "video_url": "https://example.com/video.mp4",
      "prompt": "Continue the scene with the camera slowly pulling back"
    }
  }'

Lip Sync with Sync v2 Pro

curl -X POST https://api.eachlabs.ai/v1/prediction \
  -H "Content-Type: application/json" \
  -H "X-API-Key: $EACHLABS_API_KEY" \
  -d '{
    "model": "sync-lipsync-v2-pro",
    "version": "0.0.1",
    "input": {
      "video_url": "https://example.com/talking-head.mp4",
      "audio_url": "https://example.com/new-audio.mp3"
    }
  }'

Add Subtitles

curl -X POST https://api.eachlabs.ai/v1/prediction \
  -H "Content-Type: application/json" \
  -H "X-API-Key: $EACHLABS_API_KEY" \
  -d '{
    "model": "auto-subtitle",
    "version": "0.0.1",
    "input": {
      "video_url": "https://example.com/video.mp4"
    }
  }'

Merge Audio with Video

curl -X POST https://api.eachlabs.ai/v1/prediction \
  -H "Content-Type: application/json" \
  -H "X-API-Key: $EACHLABS_API_KEY" \
  -d '{
    "model": "ffmpeg-api-merge-audio-video",
    "version": "0.0.1",
    "input": {
      "video_url": "https://example.com/video.mp4",
      "audio_url": "https://example.com/music.mp3",
      "start_offset": 0
    }
  }'

Upscale Video with Topaz

curl -X POST https://api.eachlabs.ai/v1/prediction \
  -H "Content-Type: application/json" \
  -H "X-API-Key: $EACHLABS_API_KEY" \
  -d '{
    "model": "topaz-upscale-video",
    "version": "0.0.1",
    "input": {
      "video_url": "https://example.com/low-res-video.mp4"
    }
  }'

Parameter Reference

See references/MODELS.md for complete parameter details for each model.

eachlabs-video-edit

EachLabs Video Edit

Authentication

Model Selection Guide

Video Extension