Simon Willison’s Weblog

Why a CSS Website Layout Will Make You Money (via) I hereby declare Trenton Moss the most prolific author on the web.

Posted 7th September 2004 at 12:46 am

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Large Language Models can run tools in your terminal with LLM 0.26 - 27th May 2025
Highlights from the Claude 4 system prompt - 25th May 2025
Live blog: Claude 4 launch at Code with Claude - 22nd May 2025

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