Why it matters
For the closing keynote of AIEWF2026, Theo provokes you to think wider, not just bigger. In this keynote from the AI Engineer World's Fair, developer and YouTuber Theo Browne (@t3dotgg) argues that the rapid evolution of AI models—moving from tool-calling (Sonnet 3.5) to long-running task execution (Opus 4.5) and now o
My takeaway: What do we build now? — Theo Browne, @t3dotgg is a model-evaluation signal. The practical read is to tie capability claims to evidence, launch criteria, and regression tests rather than relying on demos or benchmark headlines.