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US Government Bans Foreign Access to Anthropic’s Claude Fable 5 and Mythos 5 Models

The Trump administration has invoked national‑security powers to place Anthropic’s latest AI models, Claude Fable 5 and Mythos 5, under strict export controls, prohibiting any foreign government, company or individual from accessing them, citing concerns over potential jailbreaks and broader security risks.

AI export controlAnthropicClaude Fable 5
0 likes · 5 min read
US Government Bans Foreign Access to Anthropic’s Claude Fable 5 and Mythos 5 Models
Machine Heart
Machine Heart
Jun 13, 2026 · Industry Insights

Breaking: US Government Bans Foreign Access to Anthropic’s Fable 5 and Mythos 5

The US Trump administration has invoked national‑security powers to place export controls on Anthropic’s latest AI models, Fable 5 and Mythos 5, completely prohibiting foreign governments, companies, and individuals from accessing them amid concerns over potential jailbreaks and broader AI safety risks.

AI export controlAI policyAnthropic
0 likes · 4 min read
Breaking: US Government Bans Foreign Access to Anthropic’s Fable 5 and Mythos 5