Hyperscaler AI Investment Push Lifts S&P 500 Earnings Outlook as Mag 7 Companies Raise Guidance

Major technology companies have sharply increased capital spending commitments for artificial intelligence infrastructure, driving expectations for record earnings growth in the current US earnings season. Microsoft, Alphabet, Amazon, and Meta collectively raised AI capital expenditure guidance for 2026, pushing combined forecasts above $725 billion—up from earlier estimates near $670 billion. The surge reflects intensifying competition for AI computing capacity and semiconductor components as enterprises race to build generative AI capabilities.