Simon Willison’s Weblog

The Art & Science of JavaScript. My first author credit: I’m contributing a chapter to SitePoint’s next JavaScript tome.

Posted 15th October 2007 at 10:35 pm

Recent articles

GPT-5: Key characteristics, pricing and model card - 7th August 2025
OpenAI's new open weight (Apache 2) models are really good - 5th August 2025
ChatGPT agent's user-agent - 4th August 2025

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