Big Tech's AI Revenue Surges, but Capex Remains Higher Fueling Suppliers

Beth_Kindig · x · 2026-08-08

I/O Fund analysis points out that Big Tech proved its ability to monetize AI in Q2, with Azure, Google Cloud, and AWS reaching tens of billions in annualized revenue.

However, AI-related capital expenditures are growing even faster, causing negative free cash flow for giants like Google and Amazon, with capex-to-revenue ratios ranging from 1.5X to 4X. The article argues that this massive spending creates a sustained demand tailwind for AI infrastructure suppliers, whose earnings growth multiples have already surpassed the broader market and hyperscalers.

Related event: Big Tech AI Revenue Nears $5B But Capex Is Four Times Higher(2 posts)→

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