Simon Willison’s Weblog

System Administrator Appreciation Day. The last Friday in July is Annual System Administrator Appreciation day. Thank (or hug) your sysadmin today!

Posted 27th July 2007 at 7:21 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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