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First reported by Hacker News
US Government Orders Anthropic to Suspend Fable 5 and Mythos 5 Access Under National Security Directive

Anthropic suspends Claude Fable 5 and Mythos 5 AI models after US security concerns

By

Harry Sekulich

9h ago· 3 min readenNews

Summary

Anthropic has suspended its Claude Fable 5 and Mythos 5 AI models after US authorities raised security concerns shortly after their public release. The company was ordered to restrict foreign nationals from accessing the models, which Anthropic itself described as "too powerful." The suspension affects all customers, and Anthropic is also involved in a separate ongoing lawsuit with the Trump administration over a related government order.

Key quotes

· 3 pulled
Anthropic has suspended its powerful new AI model after US authorities raised security concerns just days following its public release.
The net effect of this order is that we must abruptly disable Fable 5 and Mythos 5 for all our customers to ensure compliance
a program that the company self-described as 'too powerful'
Snippet from the RSS feed
Anthropic's Claude Fable 5, released publicly this week, sparked concerns about cybersecurity and hacking.

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