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Tag: agentic coding

  • Simon Willison’s Weblog: Claude Opus 4.1

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    Kurt Seifried
    in

    Source URL: https://simonwillison.net/2025/Aug/5/claude-opus-41/ Source: Simon Willison’s Weblog Title: Claude Opus 4.1 Feedly Summary: Claude Opus 4.1 Surprise new model from Anthropic today – Claude Opus 4.1, which they describe as “a drop-in replacement for Opus 4". My favorite thing about this model is the version number – treating this as a .1 version increment looks…

  • Embrace The Red: Amp Code: Arbitrary Command Execution via Prompt Injection Fixed

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    Kurt Seifried
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    Source URL: https://embracethered.com/blog/posts/2025/amp-agents-that-modify-system-configuration-and-escape/ Source: Embrace The Red Title: Amp Code: Arbitrary Command Execution via Prompt Injection Fixed Feedly Summary: Sandbox-escape-style attacks can happen when an AI is able to modify its own configuration settings, such as by writing to configuration files. That was the case with Amp, an agentic coding tool built by Sourcegraph. The…

  • Simon Willison’s Weblog: Qwen3-Coder: Agentic Coding in the World

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    Kurt Seifried
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    Source URL: https://simonwillison.net/2025/Jul/22/qwen3-coder/ Source: Simon Willison’s Weblog Title: Qwen3-Coder: Agentic Coding in the World Feedly Summary: Qwen3-Coder: Agentic Coding in the World It turns out that as I was typing up my notes on Qwen3-235B-A22B-Instruct-2507 the Qwen team were unleashing something much bigger: Today, we’re announcing Qwen3-Coder, our most agentic code model to date. Qwen3-Coder…

  • Simon Willison’s Weblog: I Shipped a macOS App Built Entirely by Claude Code

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    Kurt Seifried
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    Source URL: https://simonwillison.net/2025/Jul/6/macos-app-built-entirely-by-claude-code/#atom-everything Source: Simon Willison’s Weblog Title: I Shipped a macOS App Built Entirely by Claude Code Feedly Summary: I Shipped a macOS App Built Entirely by Claude Code Indragie Karunaratne has “been building software for the Mac since 2008", but recently decided to try Claude Code to build a side project: Context, a…

  • Simon Willison’s Weblog: Agentic Coding: The Future of Software Development with Agents

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    Kurt Seifried
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    Source URL: https://simonwillison.net/2025/Jun/29/agentic-coding/ Source: Simon Willison’s Weblog Title: Agentic Coding: The Future of Software Development with Agents Feedly Summary: Agentic Coding: The Future of Software Development with Agents Armin Ronacher delivers a 37 minute YouTube talk describing his adventures so far with Claude Code and agentic coding methods. I picked up a bunch of useful…

  • Simon Willison’s Weblog: Coding agents require skilled operators

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    Kurt Seifried
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    Source URL: https://simonwillison.net/2025/Jun/18/coding-agents/#atom-everything Source: Simon Willison’s Weblog Title: Coding agents require skilled operators Feedly Summary: I wrote this recently in a conversation about whether coding agents can work as a replacement for human programmers. The “agentic" coding tools we have right now work like this: A skilled individual with both deep domain understanding and deep…

  • Simon Willison’s Weblog: Agentic Coding Recommendations

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    Kurt Seifried
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    Source URL: https://simonwillison.net/2025/Jun/12/agentic-coding-recommendations/ Source: Simon Willison’s Weblog Title: Agentic Coding Recommendations Feedly Summary: Agentic Coding Recommendations There’s a ton of actionable advice on using Claude Code in this new piece from Armin Ronacher. He’s getting excellent results from Go, especially having invested a bunch of work in making the various tools (linters, tests, development servers…