US asks Anthropic to block global access to top AI models: Why it matters

by | Jun 14, 2026 | World

The administration of US President Donald Trump has barred foreigners from accessing the top AI models developed by Anthropic, citing national security concerns, underscoring the US government’s policy of export controls over advanced technology.The United States’ measures come less than a week after Anthropic, the company behind the Claude chatbot, rolled out a new ‌artificial intelligence (AI) model named ⁠Claude Fable 5 and Mythos 5.Recommended Stories list of 3 itemsend of list“The US government, citing national security authorities, has issued an export control directive to suspend all access to Fable 5 and Mythos 5 by any foreign national, whether inside or outside the United States, including foreign national Anthropic employees,” Anthropic said in a blog post on Friday.The latest move has reignited the feud between Anthropic and the Trump administration. The San Francisco-based company is suing the administration after it was put on a supply chain blacklist for its refusal to allow the US military to use its AI models for domestic surveillance and fully autonomous weapons systems.Will this new US order further rupture ties between the White House and the AI firm?Here’s what we know:What’s behind the US order?Anthropic said the US government gave the company an order citing national security concerns, but did not specify further details.According to a June 14 article by US news outlet …

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