Claude
Claude and Microsoft: Microsoft 365 Integration and the Internal Copilot Migration
While Microsoft integrates Claude into its own products, it has cut Claude Code usage internally and is migrating developers to GitHub Copilot CLI. This article breaks down both sides of the relationship as of June 2026: Microsoft as a distribution partner (Microsoft 365 integration, Azure/Foundry access, Researcher model selection) and Microsoft as an internal user (withdrawing by the June 30, 2026 deadline).