@simonwillison.net - Simon Willison · Scour

Learned today that the category name for software you can buy that automates replying to other people with AI slop through your Twitter account is

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I've published the first two chapters of a new guide to Agentic Engineering Patterns - coding practices and patterns to help get the best results out of coding ...

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I hadn't spotted the link between Claws (the new category of personal digital assistants that started with OpenClaw and is rapidly expanding from there) and Doc...

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New term of art is brewing: "Claw" as the noun for OpenClaw-like agent systems, AI agents that generally run on personal hardware, communicate via messaging pro...

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Added a feature to my blog I've wanted for ages - it now shows my content from elsewhere, including TILs, releases, museums, tools and research, as little badge...

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Shared some thoughts on ggml.ai joining Hugging Face - they've been a good steward of the crucial Transformers open source library so I'm optimistic that great ...

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Gemini 3.1 Pro produced an excellent pelican riding a bicycle SVG but took over 5 minutes to do it - I'm pretty sure that's just teething problems on launch day...

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Wrote up some notes on the February 2026 update to the official SWE-bench leaderboard, with a bonus side-quest to get Claude for Chrome to redraw their chart to...

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Gift link (hope it works) for the @ftrain.bsky.social NY Times piece on the impact of post-November-2025 coding agents (like Claude Code) on the cost of develop...

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Claude Sonnet 4.6 really likes drawing top hats on its pelicans https://simonwillison.net/2026/Feb/17/claude-sonnet-46/

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New release of Rodney, my CLI tool for browser automation (designed for use by coding agents and with Showboat) - contributions from five people! https://simonw...

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The UK are letting a synthesizer nerd with a niche museum represent them at Eurovision!

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Last week I introduced Showboat help coding agents build documents that demonstrate their work - today I'm adding another two complementary tools

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Shared a quick Claude Desktop and Claude Code tip - if you tell Claude Code to look at screenshots of its work you can view them yourself in the chat transcript...

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On the @oxide.computer and friends podcast last month we (primary credit @ahl.bsky.social) coined the term "Deep Blue" for the sense of psychological ennui lead...

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Short musings on "cognitive debt" - I'm seeing this in my own work, where excessive unreviewed AI-generated code leads me to lose a firm mental model of what I'...

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I had some fun pulling OpenAI's mission statement out of their IRS tax filings from 2016 to 2024, loading them into a git repo with fake commit dates and then t...

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New super-fast model from OpenAI today powered by their new Cerebras partnership

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Genuinely very impressed by the SVG of a pelican riding a bicycle I just got out of Google's new Gemini 3 Deep Think model https://simonwillison.net/2026/Feb/12...

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