Simon Willison’s Weblog

Content, services, and the yin-yang of intermediation (via) Jon Udell combines LibraryLookup and Greasemonkey in his latest screencast.

Posted 4th April 2005 at 6:19 am

Recent articles

GPT-5: Key characteristics, pricing and model card - 7th August 2025
OpenAI's new open weight (Apache 2) models are really good - 5th August 2025
ChatGPT agent's user-agent - 4th August 2025

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