AI revenue run rate reached $13 billion, as the company reported $69.6 billion in revenue for the December quarter, up 12%, with earnings of $3.23/share, topping Wall Street's expectations by both measures.

Satya Nadella, CEO of Microsoft, said the spending was needed to overcome the capacity constraints that hampered the tech giant's ability to capitalize on AI.

The tech giants vow to barrel ahead despite the jolt from China’s DeepSeek.

Chinese startup DeepSeek claims to offer competitive AI models at lower costs, raising doubts about U.S. tech giants' investments in AI. Microsoft and Meta defend their significant spending, highlighting its importance for long-term strategic advantage amidst increasing demand for AI solutions.

Microsoft Corp. said Wednesday that its profit for the October-December quarter grew 10% from the same time last year as it works to capitalize on the huge amounts of money it has spent to advance its artificial intelligence technology.

Microsoft reported slower-than-expected growth in its crucial Azure cloud business on Wednesday despite beating estimates for overall quarterly revenue and increasing use of its cloud services for artificial intelligence.

Microsoft reported lower-than-expected revenue growth for its AI and cloud divisions as scrutiny grows over tech's AI investments.

Microsoft on Wednesday posted disappointing Azure cloud business growth and large artificial intelligence expenses, hitting its shares as a recent surge in low-cost Chinese AI technology threatens to undermine the case for such big spending.

Microsoft’s cloud and AI businesses are doing pretty well — and their impact is being felt across the company. In its Q2 2025 earnings, Microsoft announced revenue of $69.6 billion for the quarter, up 12 percent year-over-year,