MiniMax vs. StableLM

MiniMax

MiniMax is an open-weight model family spanning language, reasoning, multimodal, and agentic workloads. MiniMax M3 is the current generation.

MiniMax introduced the open MiniMax-01 series in January 2025 and followed it with the M1 and M2 reasoning and agent models. MiniMax M3, released in June 2026, is a 428B-parameter mixture-of-experts model with about 23B active parameters. It combines native image and video understanding, a one-million-token context window, sparse attention, computer use, coding, and long-horizon agent capabilities.

Further reading

• www.minimax.io/news/minimax-01-series-2
• www.minimax.io/blog/minimax-m3
• huggingface.co/MiniMaxAI/MiniMax-M3

StableLM

The StableLM series of language models is Stability AI's entry into the LLM space. Trained on The Pile, the initial release included 3B and 7B parameter models with larger models on the way.

Further reading

• news.ycombinator.com/item?id=35629127