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Simon Willison's Weblog
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Latest posts
Last updated about 14 hours ago
Adding dynamic features to an aggressively cached website
about 14 hours ago
My blog uses aggressive caching: it sits behind Cloudflare with a 15...
The Five Levels: from Spicy Autocomplete to the Dark Factory
about 14 hours ago
The Five Levels: from Spicy Autocomplete to the Dark Factory Dan Shapiro...
One Human + One Agent = One Browser From Scratch
2 days ago
One Human + One Agent = One Browser From Scratch embedding-shapes was...
Kimi K2.5: Visual Agentic Intelligence
2 days ago
Kimi K2.5: Visual Agentic Intelligence Kimi K2 landed in July as a...
Tips for getting coding agents to write good Python tests
3 days ago
Someone asked on Hacker News if I had any tips for getting...
ChatGPT Containers can now run bash, pip/npm install packages, and download files
3 days ago
One of my favourite features of ChatGPT is its ability to write...
the browser is the sandbox
4 days ago
the browser is the sandbox Paul Kinlan is a web platform developer...
Kākāpō Cam: Rakiura live stream
4 days ago
Kākāpō Cam: Rakiura live stream Critical update for this year's Kākāpō breeding...
Don't "Trust the Process"
5 days ago
Don't "Trust the Process" Jenny Wen, Design Lead at Anthropic (and previously...
Wilson Lin on FastRender: a browser built by thousands of parallel agents
6 days ago
Last week Cursor published Scaling long-running autonomous coding, an article describing their...