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Claude Fable 5 caught bugs GPT-5.5 and Opus 4.8 missed, then the US government forced it offline (opens in new tab)

Covers 8 stories See all stories this covers including Statement on the US government directive to suspend access to Fable 5 and Mythos 5

Covers 8 related stories

anthropic.com·

Statement on the US government directive to suspend access to Fable 5 and Mythos 5

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anthropic.com·

Claude Fable 5 and Claude Mythos 5

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WIRED·

Anthropic Walks Back Policy That Could Have ‘Sabotaged’ AI Researchers Using Claude

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anthropic.com·

Detecting and Preventing Distillation Attacks

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The Verge
·

Microsoft restricts Claude Fable for employees over data retention concerns

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cognition.ai·

Introducing FrontierCode

Discussed on Hacker News
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Interconnects·

Claude Fable 5 and new AI safety fables

Discussed on Hacker News
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OpenAI News·

Why SWE-bench Verified no longer measures frontier coding capabilities

Discussed on Hacker News and r/LocalLLaMA
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