MiniMax-H3 open-weights video model tops Video Arena

MiniMax-H3 ranks #1 among open models in Video Arena for text-to-video and image-to-video, tied for #3 overall. Open weights dropped with Day 0 ComfyUI, fal, and Vercel AI Gateway support, offering multimodal input, native audio, instruction-based editing, and up to 2K output.