MiniMax M3 open-weights model delivers frontier coding and native multimodality

MiniMax M3 features ~428B total parameters with ~23B activated per token, a 1M-token context window, and native multimodal support for text, image, and video. Together AI serves the model with 81–125% throughput improvements via sparse attention and paged MSA decode. The open-weights model achieves frontier coding performance and agentic capabilities.