Sand.ai is a Beijing-based AI startup building foundation models for video generation and world simulation. Founded in January 2024 by Yue Cao, a co-author of the Swin Transformer, with a core team drawn from Microsoft Research Asia and Alibaba DAMO Academy, it is best known for MAGI, an open-source autoregressive video model that generates video chunk-by-chunk for streaming, controllable, arbitrary-length output. The company positions its work as advancing toward general-purpose world models.
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Sep 29, 2026
Latest raise
Funding activity · 1 round
Sep 29, 2026
CNY 300M
Series A
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