Simon Willison’s Weblog

Rounded Corners with CSS and JavaScript. In which I attempt to show that you CAN have your cake and eat it too.

Posted 28th May 2004 at 5:11 pm

Recent articles

My review of Claude's new Code Interpreter, released under a very confusing name - 9th September 2025
Recreating the Apollo AI adoption rate chart with GPT-5, Python and Pyodide - 9th September 2025
GPT-5 Thinking in ChatGPT (aka Research Goblin) is shockingly good at search - 6th September 2025

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