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InfiniteTalk Fast

InfiniteTalk Fast, a lipsync model from WaveSpeed.
lipsyncModelOverride: { model: "wavespeed-ai-infinitetalk-fast" }
WaveSpeed·Released 2025
Pricing
List price
$0.015/second
Per generation
$0.00010
Specifications
Context window
2,000 tokens
Released
2025
Model string
wavespeed-ai/infinitetalk-fast
Capabilities
Fast
Parameters
Model options, passed in lipsyncModelOverride.config.
ParameterTypeDefaultRange / options
$modeSelectimageimagevideomultivideo-multi
image
Portrait to animate into a talking video.
Image URL——
video
Video to re-dub, keeping its motion and replacing the lips.
Video URL——
audio
Speech to lip sync to. The output runs as long as the audio.
Audio URL——
left_audio
Speech for the person on the left.
Audio URL——
right_audio
Speech for the person on the right.
Audio URL——
order
Whether the two speakers talk at the same time or take turns. Defaults to the same time.
Select—meanwhileleft_rightright_left
mask_image
Optional mask marking which face to animate, for an image or video with more than one person.
Image URL——
prompt
Optional description of the expression and movement.
Prompt——
seedSeed-1—
Use this model
await mindstudio.generateLipsync({
  lipsyncModelOverride: {
    model: "wavespeed-ai-infinitetalk-fast",
    config: {
      image: "...",
      video: "...",
      audio: "...",
      left_audio: "...",
      right_audio: "...",
      order: "meanwhile",
    },
  },
});