Big Tech earnings to test AI rally as resurgent Alphabet takes lead

Microsoft and Meta will kick off Big Tech earnings this week under pressure to prove that their costly bets ⁠on artificial intelligence can power another year of strong growth as a resurgent Alphabet takes the lead in the high-stakes race.

The companies, along with Amazon, are expected to lift their AI spending by 30% to more than $500 billion this year, an unprecedented outlay that will sharpen investor scrutiny.