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How Claude marks AI-generated content(support.claude.com)
387 points by mfiguiere | 362 comments
Claude Support article explaining how Anthropic plans to mark AI-generated content under the EU AI Act Article 50(2) Code of Practice on transparency.
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Cybersecurity researchers aren't happy about the guardrails on Anthropic's Fable(techcrunch.com)
560 points by speckx | 489 comments
TechCrunch article reporting that cybersecurity researchers are unhappy with the restrictive safety guardrails on Anthropic's Claude Fable model.
Claude Skills are awesome, maybe a bigger deal than MCP(simonwillison.net)
642 points by weinzierl | 332 comments
Simon Willison's blog post about Anthropic's newly introduced Claude Skills, folders of instructions and scripts the model loads when needed, arguing they may matter more than MCP.
Claude Fable 5.1 and Claude Mythos 5.1(anthropic.com)
1332 points by denysvitali | 1269 comments
Anthropic documentation page describing new features, breaking changes, and capability improvements in Claude Fable 5.1 and Claude Mythos 5.1.
Fable Took My Job(cendyne.dev)
162 points by jllyhill | 196 comments
A personal blog post by Cendyne describing losing an engineering job after leadership decided an LLM called Fable was cheaper than their compensation.
Anthropic officially bans using subscription auth for third party use(code.claude.com)
566 points by theahura | 690 comments
Claude Code documentation page listing legal agreements, compliance certifications, and security information, including terms governing subscription authentication use.
NSA is using Anthropic's Mythos despite blacklist(axios.com)
406 points by Palmik | 292 comments
Reuters news article relaying an Axios report that the NSA is using Anthropic's Mythos AI model despite a government blacklist.












