Simon Willison’s Weblog

Things "Famous Bloggers" Have Actually Said To Me, Directly (via) This guy knows everyone ;)

Posted 31st December 2003 at 5:10 am

Recent articles

My Lethal Trifecta talk at the Bay Area AI Security Meetup - 9th August 2025
The surprise deprecation of GPT-4o for ChatGPT consumers - 8th August 2025
GPT-5: Key characteristics, pricing and model card - 7th August 2025

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