Simon Willison’s Weblog

PHP Conference UK. In London on Feb 10th. Early bird rate is a bargain at fifty quid.

Posted 31st January 2006 at 9:07 am

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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