---
title: "volcengine-video-to-video-lip-sync (balanced)"
method: POST
path: "/api/v1/volcengine-video-to-video-lip-sync"
tags: ["Video: Lipsync"]
---

# volcengine-video-to-video-lip-sync (balanced)

`POST /api/v1/volcengine-video-to-video-lip-sync`

## Request

- Base URL: `https://api.muapi.ai`
- URL: `https://api.muapi.ai/api/v1/volcengine-video-to-video-lip-sync`
- Auth: one of:
  - API key in header `x-api-key`
  - OAuth 2 (client credentials, token URL `https://api.muapi.ai/oauth/token`)

Sync a video's lip movements to a new target audio track using Volcengine. Input: video_url, audio_url, mode ('lite' or 'basic'). Output: lip-synced MP4 video at 25fps. Use for: dubbing, re-voicing, redubbing existing footage into a new language.

## Query parameters

- `webhook` string
- `team_id` integer, nullable

## Headers

- `x-api-key` string
- `x-embed-code` string, nullable
- `x-agent-embed-code` string, nullable
- `x-whitelabel-studio` string, nullable
- `authorization` string, nullable

## Request body

- VolcengineVideoToVideoLipSyncRequest
  - `mode` 'lite' | 'basic'
  - `video_url` string, uri, required
  - `audio_url` string, uri, required
  - `separate_vocal` boolean
  - `open_scenedet` boolean
  - `align_audio` boolean
  - `align_audio_reverse` boolean
  - `templ_start_seconds` number
  - `webhook_url` string, uri, nullable

## Response `200`

Successful Response

- unknown

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/muapi/apis/muapi-api.md) · [All operations](https://skmtc.dev/muapi/apis/muapi-api/llms.txt) · [OpenAPI document](https://skmtc.dev/muapi/apis/muapi-api/revisions/e4b7374381e5?raw)