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

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. …