GLM-5.2 is the step change for open agents
A capability threshold I've been carefully monitoring.
Latest
Banning Open Source AI Would Be A Mistake
This post was originally an op-ed co-authored with Kevin Xu of Interconnected for a general, non-technical audience.
State of the blog, mid-2026
About 3 years since I started writing weekly.
Welcome to the AGI era of AI governance
It's a one-way door and we weren't ready for it.
Claude Fable 5 and new AI safety fables
One step further into the power politics of frontier AI systems.
Farewell Ai2
This was my last week at the Allen Institute for AI (Ai2), where I got the great privilege to work on the Olmo models, to grow,…
Open and closed models are on different exponentials
Where marginally higher intelligence drives value, and where it doesn't.
Some ideas for what comes next, May 2026
Gemini Flash 3.5, Mythos, open-closed balance, America's open-source surge, emerging power struggles and more.
Latest open artifacts (#21): Open model bonanza! Gemma 4, DeepSeek V4, Kimi K2.6, MiMo 2.5, GLM-5.1 & others. On CAISI's V4 assessment.
An eventful month with one flagship release after another
How open model ecosystems compound
Further reflections on China's high-participation, open-first AI ecosystem.