Claude Code – Experimental News Clipping Site

Simon Willison’s Weblog: Models can prompt now

Sep 14, 2025

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Source URL: https://simonwillison.net/2025/Sep/14/models-can-prompt/#atom-everything Source: Simon Willison’s Weblog Title: Models can prompt now Feedly Summary: Here’s an interesting example of models incrementally improving over time: I am finding that today’s leading models are competent at writing prompts for themselves and each other. A year ago I was quite skeptical of the pattern where models are used…

Simon Willison’s Weblog: My review of Claude’s new Code Interpreter, released under a very confusing name

Sep 9, 2025

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Kurt Seifried

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Source URL: https://simonwillison.net/2025/Sep/9/claude-code-interpreter/ Source: Simon Willison’s Weblog Title: My review of Claude’s new Code Interpreter, released under a very confusing name Feedly Summary: Today on the Anthropic blog: Claude can now create and edit files: Claude can now create and edit Excel spreadsheets, documents, PowerPoint slide decks, and PDFs directly in Claude.ai and the desktop…

Tomasz Tunguz: 10 Months into AI Agents : Which Are Used Most?

Sep 9, 2025

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Kurt Seifried

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Source URL: https://www.tomtunguz.com/mcp-server-activity/ Source: Tomasz Tunguz Title: 10 Months into AI Agents : Which Are Used Most? Feedly Summary: When Anthropic introduced the Model Context Protocol, they promised to simplify using agents. MCP enables an AI to understand which tools rest at its disposal : web search, file editing, & email drafting for example. Ten…

The Register: Anthropic’s Claude Code runs code to test it if is safe – which might be a big mistake

Sep 9, 2025

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Kurt Seifried

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Source URL: https://www.theregister.com/2025/09/09/ai_security_review_risks/ Source: The Register Title: Anthropic’s Claude Code runs code to test it if is safe – which might be a big mistake Feedly Summary: AI security reviews add new risks, say researchers App security outfit Checkmarx says automated reviews in Anthropic’s Claude Code can catch some bugs but miss others – and…

Schneier on Security: Generative AI as a Cybercrime Assistant

Sep 4, 2025

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Kurt Seifried

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Source URL: https://www.schneier.com/blog/archives/2025/09/generative-ai-as-a-cybercrime-assistant.html Source: Schneier on Security Title: Generative AI as a Cybercrime Assistant Feedly Summary: Anthropic reports on a Claude user: We recently disrupted a sophisticated cybercriminal that used Claude Code to commit large-scale theft and extortion of personal data. The actor targeted at least 17 distinct organizations, including in healthcare, the emergency services,…

Embrace The Red: Wrap Up: The Month of AI Bugs

Aug 31, 2025

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Kurt Seifried

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Source URL: https://embracethered.com/blog/posts/2025/wrapping-up-month-of-ai-bugs/ Source: Embrace The Red Title: Wrap Up: The Month of AI Bugs Feedly Summary: That’s it. The Month of AI Bugs is done. There won’t be a post tomorrow, because I will be at PAX West. Overview of Posts ChatGPT: Exfiltrating Your Chat History and Memories With Prompt Injection | Video ChatGPT…

Simon Willison’s Weblog: Claude Opus 4.1 and Opus 4 degraded quality

Aug 30, 2025

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Kurt Seifried

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Source URL: https://simonwillison.net/2025/Aug/30/claude-degraded-quality/#atom-everything Source: Simon Willison’s Weblog Title: Claude Opus 4.1 and Opus 4 degraded quality Feedly Summary: Claude Opus 4.1 and Opus 4 degraded quality Notable because often when people complain of degraded model quality it turns out to be unfounded – Anthropic in the past have emphasized that they don’t change the model…

Simon Willison’s Weblog: too many model context protocol servers and LLM allocations on the dance floor

Aug 22, 2025

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Kurt Seifried

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Source URL: https://simonwillison.net/2025/Aug/22/too-many-mcps/#atom-everything Source: Simon Willison’s Weblog Title: too many model context protocol servers and LLM allocations on the dance floor Feedly Summary: too many model context protocol servers and LLM allocations on the dance floor Useful reminder from Geoffrey Huntley of the infrequently discussed significant token cost of using MCP. Geoffrey estimate estimates that…

Simon Willison’s Weblog: The Summer of Johann: prompt injections as far as the eye can see

Aug 15, 2025

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Kurt Seifried

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Source URL: https://simonwillison.net/2025/Aug/15/the-summer-of-johann/#atom-everything Source: Simon Willison’s Weblog Title: The Summer of Johann: prompt injections as far as the eye can see Feedly Summary: Independent AI researcher Johann Rehberger has had an absurdly busy August. Under the heading The Month of AI Bugs he has been publishing one report per day across an array of different…

Embrace The Red: Claude Code: Data Exfiltration with DNS Requests

Aug 11, 2025

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Kurt Seifried

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Source URL: https://embracethered.com/blog/posts/2025/claude-code-exfiltration-via-dns-requests/ Source: Embrace The Red Title: Claude Code: Data Exfiltration with DNS Requests Feedly Summary: Today we cover Claude Code and a high severity vulnerability that Anthropic fixed in early June. The vulnerability allowed an attacker to hijack Claude Code via indirect prompt injection and leak sensitive information from the developer’s machine, e.g.…

Tag: Claude Code