Simon Willison’s Weblog

tinyarchive.org. Blaine Cook’s archive of 301 and 302 redirects—needs to be automatically updated by a crawler for it to be really useful though.

Posted 13th April 2009 at 9:57 pm

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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