Simon Willison’s Weblog

My Google Tech Talk on OpenID. I gave this extended and improved version of my “Implications of OpenID” talk at Google on Monday. Fast turnaround on the video!

Posted 28th June 2007 at 8 am

Recent articles

ChatGPT agent's user-agent - 4th August 2025
The ChatGPT sharing dialog demonstrates how difficult it is to design privacy preferences - 3rd August 2025
Reverse engineering some updates to Claude - 31st July 2025

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