Vidu S1
stream model guide
A focused guide to Vidu S1, the real-time interactive AI video model for digital human chat, voice-guided interaction, and low-latency video generation.
What Vidu S1 is known for
A concise breakdown of the model capabilities highlighted by the official Vidu Stream page.
Digital Human Chat
Start real-time conversations with AI digital humans through video and voice interaction.
Learn more →Custom Characters
Create a digital character from an initial image and choose or record a voice style.
Learn more →Voice Instruction
Use spoken instructions to guide digital human behavior during interactive sessions.
Learn more →Real-time Stream
Low-latency streaming generation for interactive apps, live demos, and rapid creative iteration.
Learn more →Why Vidu S1 matters
A quick view of the model capabilities people search for most.
Real-Time Interaction
Vidu S1 focuses on low-latency video interaction for digital human conversations.
Voice-Guided Control
The model supports voice instruction following, including behavior control during video chat.
Custom Characters
Users can create a digital character from an image and choose or record a custom voice.
Useful evaluation angles
Common ways creators and teams assess real-time AI video models.
Latency
Check how quickly an interactive model responds in live sessions.
Character Setup
Review image, voice, and identity setup requirements.
Privacy
Assess camera, microphone, and uploaded-image handling before use.
Integration
Compare official MaaS/API requirements for product use.
Access paths and model notes
A quick map of how people evaluate Vidu S1 before using the official service.
Official Stream
Use the official Vidu Stream page to try real-time interactive video.
- Choose an existing character
- Create a character from an image
- Start video or voice interaction
- Review official privacy prompts first
Core Capabilities
Understand the main Vidu S1 capabilities before testing it.
- Real-time digital human chat
- Voice instruction following
- Custom image and voice setup
- 540P + 25FPS interaction target
- Long interactive generation sessions
API Access
Teams can review the official MaaS access path for integration.
- Official API access route
- Integration documentation
- Commercial usage review
- Security and privacy evaluation
- Production readiness checklist
Frequently Asked Questions
Key questions about Vidu S1 and Vidu Stream.
Get Vidu S1 updates
Follow practical notes on Vidu S1 features, access paths, and model updates.
Explore Vidu S1 Stream
Learn how real-time digital human chat, voice control, and avatar creation work in Vidu S1.
View the guide