AI Infrastructure Spending Accounts for Half of US GDP Growth in First Half of 2025

Artificial intelligence infrastructure investment drove approximately 50% of inflation-adjusted GDP growth during the first six months of 2025. Microsoft, Amazon, Alphabet, and Meta are expected to spend $344 billion on capital expenditures in 2025, equivalent to 1.1% of GDP. Stock price appreciation in AI-related companies added an estimated $180 billion to consumer spending over the past year through wealth effects, according to JPMorgan Chase analysis.