Amazon vs. Microsoft and the Great AI Capex Divergence

Amazon vs. Microsoft and the Great AI Capex Divergence

By Omor Ibne Ehsan
Publication Date: 2026-05-01 17:36:00

Quick Read

  • Amazon (AMZN) CEO is spending aggressively to secure AI infrastructure dominance despite 77% CapEx growth that crushed free cash flow to $1.2 billion.

  • Amazon’s AWS grew 28% YoY at its fastest pace in 15 quarters while operating margins beat at 13.1%, validating the spending thesis even as long-term debt swelled to $119.1 billion.

     

  • The analyst who called NVIDIA in 2010 just named his top 10 stocks and Amazon wasn’t one of them. Get them here FREE.

Wednesday night’s Fast Money panel on CNBC turned into a referendum on what an AI hyperscaler is supposed to look like in 2026. Amazon (NASDAQ:AMZN) and Microsoft (NASDAQ:MSFT) reported on the same evening, and the panel zeroed in on one number that splits the bull case from the bear case: capital expenditures.

Amazon: Spend Now, Answer Questions Later

Amazon’s CapEx surged 77% year-over-year, with Q1 spending hitting $44.203 billion. The cash impact was severe. Free cash flow collapsed to $1.2…