Microsoft said on Monday it would offer new AI models made by Elon Musk's xAI, Meta Platforms and European startups Mistral and Black Forest Labs hosted in its own data centers, and unveiled a new artificial-intelligence tool designed to complete software coding tasks on its own.

Microsoft’s Copilot AI assistant now has more than 15 million users, four times more than a year earlier, CEO Satya Nadella told analysts on a recent conference call. MSFT stock