Chinese startup DeepSeek's cheaper AI is sharpening investor scrutiny of the billions U.S. tech giants are pouring to develop the technology and analysts say it will dominate this week's much-awaited results from industry bellwethers.

Key Takeaways Despite the success of a Chinese start-up's $6 million AI model, tech giants Microsoft, Alphabet, Amazon and Meta are unlikely to change their plans to spend hundreds of billions of dollars on AI infrastructure this year,

Investors are spooked by Chinese AI startup DeepSeek, putting spending by Big Tech on the technology in a spotlight.

"Investing 'very heavily' in capital expenditure and infrastructure is going to be a strategic advantage over time," Mark Zuckerberg said.

The tech giants on Wednesday talked up their AI strategies and said they are sticking with ambitious investments in the technology despite the investor panic this week over the ri

Key tech stocks were a mixed bag in early trading Thursday after executives at Meta and Microsoft said they plan to keep pouring billions of dollars into AI – despite lingering anxiety over the launch of China-based DeepSeek’s AI model.