Satya Nadella, CEO of Microsoft.
SeongJoon Cho—Bloomberg/Getty Images

A few years ago, it may have looked as if Microsoft’s most revolutionary days were over. But CEO Satya Nadella has quietly been making smart bets on AI, which have begun to pay off big-time. Billion-­dollar investments in OpenAI—which uses Microsoft super­computers to power its breakout chatbot ChatGPT—positioned the company at the fore of the AI revolution, prompting competitors like Google to respond. Microsoft is now integrating AI into its software, from Bing to Office, touching the lives of hundreds of millions of users. Its subsidiary Github uses Open­AI’s tech to power Copilot, a tool with 100 million users that has revolutionized coding by allowing people to turn natural language into functional computer code.

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