Anthropic cuts access to AI models over US 'national security' order (opens original article in a new tab)

The Trump administration is restricting foreign access to Anthropic's most advanced AI models, citing export controls and cybersecurity concerns. US Commerce Secretary Howard Lutnick notified Anthropic CEO Dario Amodei about the restrictions on Mythos 5 and Fable 5 models. The move follows an executive order requiring AI developers to submit models for government testing.

• US blocks foreign access to Anthropic's advanced AI models
• Mythos 5 and Fable 5 models subject to export controls
• US Commerce Department acted after report of jailbreak attempt