21CTO
Jul 17, 2026 · Artificial Intelligence
Kimi K3 Unveiled: 2.8 Trillion‑Parameter Open‑Source LLM Sets New Record
On July 16, the Moon‑of‑Darkness team released Kimi K3, a 2.8‑trillion‑parameter open‑source large language model that introduces mixed‑linear attention, attention residuals, and a highly efficient Mixture‑of‑Experts design, achieving roughly 2.5× the scaling efficiency of its predecessor while approaching the performance of top closed‑source models.
Kimi K3Large Language ModelOpen source AI
0 likes · 6 min read
