Kimi K3 Has 2.8 Trillion Parameters and Uses 1.8% of Them Per Token. Here Is the Mathematics of Why That Is Genius. | Towards AI

Kimi K3 Has 2.8 Trillion Parameters and Uses 1.8% of Them Per Token. Here Is the Mathematics of Why That Is…

Kimi K3 (2.8T params, 1.8% active) matches frontier performance at 10× lower cost via sparse MoE—proving open models displace expensive closed-source LLMs. For CTO budgets, long-context agents no longer require costly licensing, reshaping enterprise AI stack economics.