yuxinlu1 / Mellum2-12B-A2.5B-Claude-4.6-4.8-Opus-Thinking-GGUF

12B total params, only 2.5B active per token. This is a Mixture-of-Experts model, so it runs like a ~2.5B model but thinks like a 12B one. 🚀 Built on JetBrains' Mellum 2 (a from-scratch software-engineering model) and tuned on Claude Opus 4.6 / 4.7 / 4.8 reasoning traces — i…