Italy's digital information watchdog called for the government to block DeepSeek, China's new artificial intelligence chatbot after it said its company failed to turn over operation information to regulators.

Congressional offices are being warned not to use DeepSeek, an upstart Chinese chatbot that is roiling the American AI market, Axios has learned. Why it matters: Congress has struggled to navigate the security and administrative challenges posed by the rapid advancement of AI technology.

"At this time, DeepSeek is under review by the CAO and is currently unauthorized for official House use," the House's Chief Administrative Officer said in a notice to congressional offices. Editor's note: This is a developing story.

The start-up had become a key player in the “Chinese Large-Model Technology Avengers Team” that would counter US AI dominance, said another. China’s delight, however, spelled pain for several giant US technology companies as investors questioned whether DeepSeek’s breakthrough undermined the case for their colossal spending on AI infrastructure.

News from China upset U.S. markets this week and disrupted the frenzy that had built up around artificial intelligence.

China’s DeepSeek AI is taking on ChatGPT, but privacy concerns, censorship, and accuracy issues are raising red flags. Here’s what you need to know.