Simon Willison’s Weblog

Concerned is over. Now you can read the whole thing through from the start!

Posted 12th November 2006 at 9:15 pm

Recent articles

The Summer of Johann: prompt injections as far as the eye can see - 15th August 2025
Open weight LLMs exhibit inconsistent performance across providers - 15th August 2025
LLM 0.27, the annotated release notes: GPT-5 and improved tool calling - 11th August 2025

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