Simon-willison Articles

Merriam-Webster’s word of the year delivers a dismissive verdict on junk AI content

Dictionary codifies the term that took hold in 2024 for low-quality AI-generated content. ...

OpenAI built an AI coding agent and uses it to improve the agent itself

"The vast majority of Codex is built by Codex," OpenAI told us about its new AI coding agent. ...

Anthropic says its new AI model “maintained focus” for 30 hours on multistep tasks

Latest Claude model beats OpenAI and Google on coding tests. ...

Anthropic’s auto-clicking AI Chrome extension raises browser-hijacking concerns

Malicious websites can embed invisible commands that AI agents will follow blindly. ...