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

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 just landed headlines about closing the gap with American AI giants and testing the limits of US. chip export controls. But the developers waiting on r/LocalLLaMA, a forum where engineers trade advice on running powerful language models on everything from a single consumer GPU to a small rack of prosumer hardware, had a different concern.They wanted to know when they could actually use it.The three-hour Ask Me Anything session became an unexpectedly candid window into frontier AI development in 2026 — not the polished version that appears in corpora