Anthropic block marks US reversal, warning to Silicon Valley (opens original article in a new tab)

The US government blocked foreign access to Anthropic's AI models over security concerns, marking a significant government intervention in AI development and raising concerns about potential precedents for other tech companies.

• US government blocked foreign access to Anthropic's AI models after jailbreak concerns
• Anthropic and US officials are discussing security issues with Treasury Secretary Scott Bessent involved
• US is tightening control over AI models, similar to export controls on chips, to protect national security
• This move could set a precedent affecting other AI companies like OpenAI and Meta
• Concerns include AI model weights theft and risks from advanced AI capabilities