Sand AI

Another heavyweight open source player has emerged in the video generation space. On April 21, 2025, Sand AI, the startup of Marr Prize and Tsinghua Special Prize winner Cao Yue, launched its own big model for video generation -- MAGI-1. This is a world model that generates videos by autoregressive prediction of video block sequences, with natural and smooth generation effects, and multiple versions available for download. According to the official introduction, the video generated by MAGI-1 has the following characteristics: 1, high smoothness, no lag, can be unlimited renewal. It can be a mirror to the end to generate a continuous long visual...