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Sync React 1

Sync React 1, a lipsync model from WaveSpeed.
lipsyncModelOverride: { model: "sync-react-1" }
Sync·served viaWaveSpeed·Released 2025
Pricing
List price
$0.167/second
Per generation
$0.00010
Specifications
Context window
2,000 tokens
Released
2025
Model string
sync/react-1
Parameters
Model options, passed in lipsyncModelOverride.config.
ParameterTypeDefaultRange / options
video
Video to re-dub, up to 15 seconds.
Video URL——
audio
Speech to lip sync to.
Audio URL——
emotion
The emotion the performance is re-acted with.
Selectneutralneutralhappysadangrydisgustedsurprised
model_mode
How much of the face is regenerated: the lips alone, the whole face, or the face and head movement.
Selectfacelipsfacehead
Use this model
await mindstudio.generateLipsync({
  lipsyncModelOverride: {
    model: "sync-react-1",
    config: {
      video: "...",
      audio: "...",
      emotion: "neutral",
      model_mode: "face",
    },
  },
});