A divided D.C. Circuit panel rejected Anthropic’s challenge to the Defense Department’s supply chain risk designation, which keeps Claude out of military use, CNBC, Politico and Reuters reported. Anthropic says it is considering all options, including further review.

The UK Competition and Markets Authority proposed requiring Google to put rival search providers and qualifying AI assistants, including ChatGPT and Perplexity, on Android and Chrome choice screens, with an annual default re-prompt and consultation open to October 9, Reuters reported.

OpenAI will give Ukraine’s government free access to its Daybreak AI cyber defense system to help protect civilian infrastructure such as hospitals and power plants from cyberattacks, the BBC reported on September 23, 2026.

A source familiar with the discussions told Reuters on Tuesday that U.S. Treasury Secretary Scott Bessent could become President Donald Trump’s new AI czar, as lawmakers in Washington grow more concerned about the risks posed by AI technology.

In his inaugural speech to the United Nations General Assembly, UK Prime Minister Andy Burnham said Britain is ready to lead an international effort to establish global AI standards, citing concern that the technology