Simon Willison’s Weblog

"Not for use until guilty verdict" (via) The impartial BBC

Posted 19th December 2003 at 6:22 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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