Simon Willison’s Weblog

How Do You Make Them Understand? Most organisations fail to understand effective web publishing.

Posted 14th February 2005 at 12:53 pm

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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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