I did not think I'd like this model
Theo - T3 — Sep 29, 2026 — vlog
Why watch
Theo (t3.gg) shares his surprised positive impressions of Anthropic's new Claude Sonnet 5.5 model following its release, while arguing that despite liking it, developers still shouldn't use it. The video provides current analysis of this LLM release for developers interested in AI tool selection.