Financial Times · Anthropic · DeepSeek · Claude · SpaceX · Mythos · Center for AI Safety
AISN #75: Anthropic Publishes Fable, the US Government Restricts it
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Welcome to the AI Safety Newsletter by the Center for AI Safety.
Key facts
- The model is significantly more capable than previous releases; it is the highest-scoring model on the benchmark Humanity’s Last Exam, achieving 53.3% compared with Claude Opus 4.8’s score of 45.7%
- On June 9, Anthropic released Claude Fable 5 to the public
- SpaceX, the parent company of xAI, went public on June 12 and reached a valuation of over $2.5 trillion
- Representatives Jay Obernolte and Lori Trahan released a draft of the Great American AI Act, including proposals for mandatory independent audits of frontier AI developers
Summary
In this edition, they look at Anthropic’s release of its latest model, Fable 5, and the US government’s subsequent order to restrict it. Listen to the AI Safety Newsletter for free on Spotify or Apple Podcasts. On June 9, Anthropic released Claude Fable 5 to the public. The US government quickly ordered access restrictions.