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Digital Human AI
Introduction
Overview
Release Notes
Basic
Query Digital Human Assets
Synthesize Real-Time Streaming Digital Human Video
Drive Digital Human Speech via WebSocket
API Reference
API Overview
Accessing Server APIs
Digital Human Management
Real-Time Streaming Video Synthesis
Receiving Callback
Return Codes
Image and Audio Collection Guide
Image-based Digital Human Production Guide
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Release Notes

2025-07-09

FeatureDescriptionDocumentation
Digital Human Comprehensive Update
  • Digital Human PaaS upgraded to Digital Human AI.
  • New in-house inference solution with 10x cost reduction.
  • Video digital humans support natural and flexible directional movements.
  • Image-based digital human solution upgraded with natural movements for more lively avatars.
  • Performance improvements with inference latency < 200ms for ultra-low latency real-time interaction experience.
  • Optimized server APIs with more flexible atomic output capabilities to meet business integration needs.
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2024-07-04

FeatureDescriptionDocumentation
Server Updates
  • Reorganized documentation directory based on image-based and video digital human categories.
  • Added real-time streaming drive interface for image-based digital humans.
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2024-05-30

FeatureDescriptionDocumentation
Server Updates
  • When retrieving digital human asset details, support for obtaining digital human action information.
  • During real-time streaming video synthesis, when creating digital human video stream tasks, support for custom action specification.
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2024-05-23

FeatureDescriptionDocumentation
Server UpdatesReal-time streaming video synthesis supports RTMP publishing streaming method.-

2024-05-17

FeatureDescriptionDocumentation
Server UpdatesDuring real-time streaming video synthesis, when creating digital human video stream tasks, support for setting transparent background channels to output digital human layers without background.-

2024-05-09

FeatureDescriptionDocumentation
Server UpdatesFixed known issues.-

2024-04-11

FeatureDescriptionDocumentation
Server UpdatesAdded video splicing interface to provide developers with API interface for splicing multiple videos into one video.-

2024-03-01

FeatureDescriptionDocumentation
Server Updates
  • Query voice list avatar ID changed to optional field. When not filled, all available public voices will be returned.
  • Added streaming speech-to-text interface to provide developers with real-time streaming speech-to-text API interface.
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2024-02-02

FeatureDescriptionDocumentation
Server Updates
  • Provide developers with avatar images for digital human characters.
  • After asynchronous video synthesis, provide developers with video first frame images.
  • Streaming video synthesis drive status optimization, allowing query of all drive tasks and their status under a stream task based on stream task ID.
  • Added image-based digital human related interfaces to provide developers with image-based digital human character creation, query, and asynchronous video synthesis API interfaces.
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2024-01-18

FeatureDescriptionDocumentation
Server UpdatesProvide developers with real-time streaming speech synthesis interface.-

2023-12-05

FeatureDescriptionDocumentation
Server UpdatesTo facilitate developers in viewing usage statistics for asynchronous file video synthesis, digital human video stream creation, and speech synthesis, the DescribeMetaHumanVideo, DescribeMetaHumanLive, and DescribeTtsTask interfaces added parameters Duration and Deduction; the Detail list for callbacks with EventType 1, 2, and 3 added members Duration and Deduction.-

2023-10-31

FeatureDescriptionDocumentation
Initial ReleaseSupport developers in implementing various capabilities such as querying digital human assets, synthesizing digital human videos (file or streaming), speech synthesis, and AI copywriting through the Digital Human PaaS service server-side APIs.Overview

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