Simon Willison’s Weblog

Developing a JavaScript Library for Yahoo! Design principles behind the recently released code.

Posted 18th February 2006 at 1:40 pm

Recent articles

Designing agentic loops - 30th September 2025
Claude Sonnet 4.5 is probably the "best coding model in the world" (at least for now) - 29th September 2025
I think "agent" may finally have a widely enough agreed upon definition to be useful jargon now - 18th September 2025

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