Anthropic launches Fable 5.1 as AI security worries mount

This story is from 2026-09-01. It is preserved in the archive; the latest stories are on the live feed.

Anthropic launches Claude Fable 5.1 and Mythos 5.1, touting safety gains as AI agent security incidents draw scrutiny

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2026-09-01 20:28 · Mashable AI
Anthropic launches Fable 5.1 as AI security worries mount

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AI's role in building AI surging? Anthropic says Claude now leads 26% of its R&D — Mint AI
Claude, Anthropic’s AI model, is helping to develop the next version of itself — Fast Company AI
we made a 27b model for creative writing. performs as good as claude fable 5, at a 40x cheaper price, open weights. — r/GeminiAI
AI skills — r/AI_Agents
Anthropic selects Accenture as first embedded evaluator to help implement Amodei's slowdown proposal — CNBC Technology
Bolt Adds DeepSeek V4.1 Flash at 10x Cheaper Than V4 Pro — AlphaSignal
OpenAI ‘ethically hacked’ with help of Anthropic’s Claude chatbot — The Guardian AI
How To Use Ai and create those videos — r/aivideo

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