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US orders Anthropic to shut down powerful AI models over national security concerns

TechCrunch AI · Jun 15, 2026 · 1 min read · Read original article →

TechCrunch AI

The US government has ordered Anthropic to immediately disable two of its powerful AI models, Claude Fable 5 and Claude Mythos 5, citing national security concerns. Anthropic has complied but disagrees with the government’s decision, arguing that the models’ safeguards are robust enough to prevent misuse. The models, which were released just days apart, have raised concerns about their potential to identify security vulnerabilities in software.

💡 Key Takeaways

  1. The US government has ordered Anthropic to shut down two powerful AI models, citing national security concerns.
  2. The models, Claude Fable 5 and Claude Mythos 5, were released just days apart and have raised concerns about their potential to identify security vulnerabilities in software.
  3. Anthropic disagrees with the government's decision, arguing that the models' safeguards are robust enough to prevent misuse.
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