OpenAI Chief Executive Officer Sam Altman briefed US policymakers on the need to continue investing heavily in physical infrastructure to support future artificial intelligence development, days after the frenzy around Chinese upstart DeepSeek cast new doubt on AI spending.

This story incorporates reporting from The Financial Times, New York Post, The Australian Financial Review, Business Insider, Business Insider and Bloomberg L.P..SoftBank, the Japanese multinational conglomerate,

OpenAI claims to have found evidence that Chinese AI startup DeepSeek secretly used data produced by OpenAI’s technology to improve their own AI models, according to the Financial Times. If true, DeepSeek would be in violation of OpenAI’s terms of service. In a statement, the company said it is actively investigating.

Microsoft Corp. and OpenAI are investigating whether data output from OpenAI’s technology was obtained in an unauthorized manner by a group linked to Chinese artificial intelligence startup DeepSeek,

O SoftBank Group negocia para investir até US$ 25 bilhões na OpenAI, um movimento que poderia torná-lo o maior patrocinador da startup de inteligência artificial.

Microsoft and OpenAI are probing if data output from the ChatGPT maker's technology was obtained in an unauthorized manner by a group linked to Chinese artificial intelligence (AI) startup DeepSeek, Bloomberg News reported on Tuesday.

White House AI czar David Sacks alleged Tuesday that DeepSeek had used OpenAI’s data outputs to train its latest models through a process called distillation.

DeepSeek is causing havoc throughout the AI industry. U.S.-based tech companies that have heavily invested in AI saw their stocks take a tumble this week after the China-based startup released a new AI model on par with OpenAI's latest model, yet much cheaper to train — plus, DeepSeek made it free and open source.

Microsoft and OpenAI are investigating whether data output from OpenAI's technology was obtained in an unauthorized manner by a group linked to Chinese artificial intelligence (AI) startup DeepSeek, Bloomberg News reported on Tuesday.

Chinese AI lab DeepSeek provoked the first Silicon Valley freak-out of 2025. Here's what it could mean for American AI policy.

US GDP grew by 2.3% on an annualised basis in the final quarter, according to the Bureau of Economic Analysis. This was slower than the 2.6% annualised growth expected by economists polled by Reuters. It was also slower than the previous quarter, when growth was 3.1% annualised.

Cathie Wood, chief of Ark Investment Management, believes in tech stocks that will have a disruptive impact. She isn’t afraid to buy them on the way down — or up. Sometimes her strategy works: The flagship Ark Innovation ETF (ARKK) has returned 9% this year as of Jan.