GitHub's AI surge pushes Microsoft into Amazon's arms

June 16, 2026 - 09:21

Microsoft is now tapping into Amazon Web Services to handle overflow capacity for GitHub, a move triggered by a massive surge in AI-related activity that has pushed the company's own infrastructure to its limits. The shift comes after a series of reliability problems on GitHub, including slowdowns and outages, which Microsoft has attributed to the explosive growth in code generated by AI tools like Copilot.

According to internal sources, the volume of AI-assisted code commits has skyrocketed, creating unexpected strain on GitHub's backend systems. Rather than building out new Microsoft Azure data centers fast enough to keep up, the company has opted to lease additional compute and storage from its biggest cloud rival, AWS. This is a notable pivot for Microsoft, which has long positioned Azure as the primary cloud backbone for its services.

The decision underscores how quickly AI adoption is reshaping infrastructure demands across the tech industry. For GitHub, the move is meant to stabilize the platform and prevent further disruptions. Microsoft has assured users that the arrangement is temporary and that it plans to bring the capacity back in-house as Azure expands. Still, the reliance on a direct competitor highlights the scale of the challenge. GitHub remains the world's largest code hosting platform, and the AI boom is only accelerating the need for more robust, scalable infrastructure.