# Lip-sync

> The lip-sync model and quality used to animate the face.

Source: https://voxio.in/docs/avatar-setup-lipsync · voxioagent 2.0.0 · Index: https://voxio.in/docs/llms.txt

- `lipsync-model` (string): **Lip-sync**. Must match how the faces were prepared. Web sessions only. One of: `wav2lip` (Standard), `musetalk` (Detailed). Default: `"wav2lip"`.
- `lipsync-quality` (string): **Lip-sync quality**. Higher looks sharper. Web sessions only. One of: `low` (Low), `medium` (Medium), `high` (High). Default: `"medium"`.

> **Warning**
>
> The lip-sync model must match the one the faces were prepared with, or the mouth won't line up.

```js
await voxio.flows.update(flowKey, {
  runtime: {
    "lipsync-model": "wav2lip",
    "lipsync-quality": "high",
  },
});
```

## Next steps

- [Talking avatar](https://voxio.in/docs/avatar.md): put it on your site.