Simon Willison’s Weblog

There's a hole in your Twitter. If you’ve been using friends-only messages on Twitter they may currently be exposed via the API.

Posted 24th May 2007 at 5:03 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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