MiniMax M3.1 Flash weights on Hugging Face: ~428B params, 252GB, commercial strings attached
A breakdown of the M3.1 Flash release: 428B total / 23B active MoE, text-image-video input, 1M context, ~252GB 8-bit download with SGLang/vLLM/TokenSpeed recipes, free for non-commercial use but requiring attribution and revenue-based notice or approval commercially.




MiniMax M3.1 Flash weights are on Hugging Face now. Open weights, but not open source: the license has strings once you make money with it. What you get - ~428B total params, 23B active per token (MoE) - text, image and video in, text out - up to 1M tokens of context - about 252 GB to download, 8-bit weights, DSpark draft head included - serving recipes for SGLang, vLLM and TokenSpeed Free, no strings - any non-commercial use: research, personal projects, experiments - just keep the copyright and license notice If you make money with it - show "Built with MiniMax M3.1-Flash" on your site, app UI, docs or about page - under $20M yearly revenue: send MiniMax a one-time notice email - over $20M: you need written approval first - this covers selling a product on it, commercial API hosting, and fine-tuned versions you deploy commercially Off limits for everyone - military use, plus the usual list (illegal content, harming minors, harmful misinformation, discrimination) Does the license kill it for your product, or is a badge and one email fine?