Vidu S1: Real-Time Interactive Video Generation at 42 FPS on Consumer GPUs

Shengshu Technology / Tsinghua University

Research official + media 2 src. ~1 min

Vidu S1 generates infinite-length interactive video at 540p / 42 FPS on consumer GPUs, driven by voice commands. Built on TurboDiffusion and TurboServe, it animates a single uploaded image — real people, anime characters, pets — with semantically meaningful gestures and facial expressions without relying on preset animations. A public API and live demo are available.

Why it matters

Real-time, voice-controlled video generation at consumer-GPU speeds is a qualitative shift from prior batch-render video models. Vidu S1 was the #1 HuggingFace Daily Paper on July 10 with 65 upvotes. The combination of infinite duration, no drift/blur artefacts, and sub-50ms per-frame latency on commodity hardware sets a new practical bar for interactive avatar and live-streaming applications.

Importance: 4/5

#1 HuggingFace Daily Paper (65 upvotes); real-time 42 FPS interactive video on consumer GPUs is a new milestone

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