21 August 2026

Meta quietly became one of Microsoft's largest AI customers

• Meta is spending hundreds of millions of dollars each year on Microsoft Azure, Microsoft's cloud computing service that runs AI models.
• The spending happened without public announcement, suggesting Meta was building AI capabilities while keeping its infrastructure choices private.
• This makes Meta a major customer for Microsoft's AI business, though the exact scope of what Meta is building remains unclear.

How it was covered

The NeuronPete Huang & Grant Harvey

Meta has become one of Microsoft's largest AI customers, reportedly spending hundreds of millions annually on Azure-hosted models.