VideoRetalk, lip-sync replacement-Alibaba Cloud Model Studio(Model Studio)-阿里云帮助中心

VideoRetalk synchronizes lip movements with audio, generating a new video from an input video and an audio file.

ImportantThis document applies only to the China (Beijing) region. To use the models, you must obtain an API key from the China (Beijing) region.

Model overview

Input example	Output example
Character video: Voice audio:

Input example

Output example

Character video:

Voice audio:

Model	Unit price	Free quota(View)	RPS limit for task submission	Number of concurrent tasks
videoretalk	CNY 0.08/second (pay-as-you-go, by generated video duration)	1,800 seconds	1	1 (one task runs at a time; others are queued)

Model

Unit price

Free quota(View)

RPS limit for task submission

Number of concurrent tasks

videoretalk

CNY 0.08/second (pay-as-you-go, by generated video duration)

1,800 seconds

(one task runs at a time; others are queued)

VideoRetalk requires API calls (pay-as-you-go) — it cannot be tested in the Model Studio console.
Call VideoRetalk with a clear, front-facing character video and an audio file to generate lip-synced output. For more information, see VideoRetalk video generation.