Tech spending plans will test stock market's AI trade

Core Insights - U.S. megacap companies are making significant investments in artificial intelligence, which could impact the AI trade that has been a key factor in the recent U.S. stock market rally [1] Group 1 - The spending updates from these companies this week are expected to influence the AI sector positively [1] - The investments in AI are part of a broader trend driving record-breaking stock performance in the U.S. [1]