Big Tech’s earnings are on deck. There’s more for investors to watch than AI spending.

Investors are turning their attention to quarterly results from Microsoft, Alphabet and Amazon, but the key question may extend beyond AI capital spending. Workforce reductions at these companies are drawing scrutiny over how AI adoption is reshaping roles at the top tier of the tech sector, making headcount and hiring trends a focal point alongside investment figures.

The tension for markets is whether cost discipline from restructuring can coexist with heavy spending on AI infrastructure. Efficiency gains can support margins, while aggressive spending can pressure near-term profitability. How management teams frame both—and whether job cuts are presented as durable operating changes or one-time adjustments—will shape how investors read the results.

What to watch: commentary on headcount plans, the pace of AI-related spending, and any signals about productivity gains from automation. Together, these details may offer a clearer picture of how AI is changing both the cost base and the growth outlook at the largest technology companies.