AI Matters
Why it matters
China's MiniMax releases open-weights H3 video generation model
The Decoder China's MiniMax H3 is the first open model to top an AI video ranking
MiniMax has released the weights for its H3 video model, marking the first time an open-weights model has topped a major AI video generation ranking.
Why it matters
Creators and developers can now use a top-tier video generation model with open weights, reducing reliance on closed proprietary systems.
Latest brief · Aug 4, 2026