January 30, 2026

Moonshot’s Kimi K2.5 is 'open,' 595GB, and built for agent swarms — Reddit wants a smaller one

people working at desks in open office
Arlington Research / Unsplash

Two days after releasing what analysts call the most powerful open-source AI model ever created, researchers from China's Moonshot AI logged onto Reddit to face a restless audience. The Beijing-based startup had reason to show up. Kimi K2.5 had...