Microsoft Surges Ahead with $37 Billion AI Run Rate

Microsoft's shift towards becoming a core AI utility has changed how investors view its stock. The company's cloud platform, Azure, is growing at over 40%, and its AI revenue has already reached $37 billion annually. This significant growth in the AI business has led to a reevaluation of Microsoft's potential for future returns.

The company's recent financial reports show that it reported $331.8 billion in revenue in fiscal 2026, up 18% from the previous year. Operating income also increased by 21%, reaching $155.2 billion. Azure revenue surpassed $100 billion for the first time, and cloud services saw a 43% jump in the most recent quarter.

The $37 billion AI run rate is a key figure that has changed investor perceptions of Microsoft. This represents a 123% increase from the previous year and includes revenue from Azure AI services, Microsoft 365 Copilot, GitHub Copilot, and other first-party AI tools. The growth of Copilot seats is also noteworthy, with over 30 million paid users as of early 2026.

Microsoft's spending on its AI infrastructure has been significant, with estimates suggesting it will reach $120 billion or more in fiscal 2026. However, the company has managed to maintain healthy margins despite these investments. Gross margin dollars and operating income have grown faster than revenue, indicating that Microsoft is finding ways to spread costs across various services.