Simon Willison’s Weblog

Results from Hack Day at The Guardian. A full list of hacks from last week’s hack day.

Posted 19th November 2008 at 9:57 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

hackday 10 the-guardian 7

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