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,

While the Chinese AI start-up has found innovative ways to reduce infrastructure costs for deploying AI, it's easily replicated by more mature and secure models.

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.