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Highlights from my conversation about agentic engineering on Lenny’s Podcast
Plus Mr. Chatterbox the Victorian LLM, and Google's excellent new Gemma 4
Apr 3
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Simon Willison
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Discussions
Vibe coding SwiftUI apps is a lot of fun
Plus profiling Hacker News users based on their comments and more
Mar 28
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Simon Willison
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Thoughts on OpenAI acquiring Astral and uv/ruff
Plus GPT-5.4 mini and GPT-5.4 nano, which can describe 76,000 photos for $52
Mar 20
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Simon Willison
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Fireside chat about agentic engineering at the Pragmatic Summit
Plus five new chapters of my Agentic Engineering Patterns guide
Mar 17
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Simon Willison
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Can coding agents relicense open source through a “clean room” implementation of code?
Plus GPT-5.4 and Gemini 3.1 Flash-Lite and worrying news concerning team Qwen
Mar 6
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Simon Willison
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Agentic Engineering Patterns
Plus vibe coding my dream macOS presentation app, Gemini 3.1 Pro and lots more
Feb 27
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Simon Willison
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Two new Showboat tools: Chartroom and datasette-showboat
Plus OpenAI's evolving mission statement and may new pelicans
Feb 19
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Simon Willison
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Introducing Showboat and Rodney, so agents can demo what they’ve built
Plus I was given a really nice new mug
Feb 11
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Simon Willison
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