September 2025

Whoa. This new GDPval score is a very big deal. Probably the most economically relevant measure of AI ability suggesting that in head-to-head competition with human experts on tasks that require 4-8 hours for a human to do, GPT-5.2 wins 71% of the time as judged by other humans

Forward-Deployed Engineers playbook by @bobmcgrewai

I'm obsessed with design. I spend 8 hours a day looking at UIs — and @Superhuman created the most addictive email experience I've ever seen. Here's a full UI/UX breakdown of its best features (and what every designer & product founder should steal from it) :

Memory is now available for Max users and rolling out to Pro over the next two weeks. With project-scoped memory, each project maintains its own focused context.