Intel / article

An opinionated guide to which AI to use to do stuff

Source: simonwillison.net
Date: Published Jul 27, 2026

Why it matters

Disambiguates the four overlapping modes — ChatGPT Work and Codex, Claude Cowork and Code — and which of them actually get access to your computer versus just your accounts.

Terms in this piece · Glossary

AI agent — An AI system that doesn't just answer once but works toward a goal in a loop — taking actions, reading the results, and deciding what to do next.

Read the source simonwillison.net