China's MiniMax H3 is the first open model to top an AI video ranking
For the first time, an open-weight model tops a major AI video ranking. MiniMax's H3 just did it.

Why it matters
Open-weight video models are closing the capability gap with proprietary frontier labs. This shifts what practitioners can build and deploy without vendor lock-in, and signals China's AI progress in a capability-critical domain.
The key facts
5 to knowMiniMax H3 is first open-weight model to rank #1 on a major AI video benchmark/leaderboard
Model weights publicly released
Video generation is a frontier capability domain with high commercial value
Signals open-source momentum in multimodal/video generation space
Chinese lab achievement in frontier capability race
Go to the source
The Decoderthe-decoder.com
Publisher excerpt: MiniMax releases H3 video model weights, putting an open model at the top of a video ranking for the first time.