Microsoft has begun canceling Claude Code licenses for thousands of its own developers, signaling a major shift in its internal AI coding strategy. The company first opened access to Anthropic's Claude Code in December 2025, inviting project managers, designers, and other non-engineers to experiment with coding. Over the past six months, Claude Code became widely popular inside Microsoft—so popular that it started to overshadow Microsoft's own GitHub Copilot CLI, a command-line version of its flagship AI coding assistant.
According to sources familiar with the plan, Microsoft is now preparing to remove most Claude Code licenses across its Experiences + Devices (E+D) division, which includes teams responsible for Windows, Microsoft 365, Outlook, Microsoft Teams, and Surface. The transition is expected to be completed by the end of June, with engineers being encouraged to migrate their workflows to GitHub Copilot CLI in the coming weeks.
Why Microsoft is stepping away from Claude Code
The decision to cancel Claude Code licenses is driven by both strategic and financial considerations. Internally, Microsoft executives argue that converging on a single agentic command line interface tool—Copilot CLI—will allow for deeper integration with Microsoft's own engineering workflows, security expectations, and repository management. Rajesh Jha, executive vice president of Microsoft's Experiences + Devices group, explained in an internal memo seen by Notepad that offering both Copilot CLI and Claude Code was initially an experiment to learn and benchmark tools. "Claude Code was an important part of that learning," Jha wrote. "At the same time, Copilot CLI has given us something especially important: a product we can help shape directly with GitHub for Microsoft's repos, workflows, security expectations, and engineering needs."
Financial pressures also played a role. The June 30 cutoff aligns with the end of Microsoft's current financial year. Canceling Claude Code licenses offers a straightforward way to reduce operating expenses as the new fiscal year begins in July. While exact cost savings have not been disclosed, sources indicate that Microsoft was one of Anthropic's largest customers, and the internal usage of Claude Code had grown significantly.
Despite the shift, Microsoft will continue to offer Anthropic's models through Copilot CLI, alongside internal Microsoft models and OpenAI's range of models. The company also maintains a broader partnership with Anthropic, including a Foundry deal signed in November 2025 that gives Microsoft Foundry customers access to Claude Sonnet 4.5, Claude Opus 4.1, and Claude Haiku 4.5. That agreement remains unaffected by the license cancellations.
Claude Code's popularity and the gap with Copilot CLI
Microsoft initially encouraged employees without coding experience to use Claude Code to prototype ideas, and the tool quickly became a favorite among designers and project managers. However, that success came at the expense of Microsoft's own GitHub Copilot CLI. Engineers inside Microsoft increasingly favored Claude Code over Copilot CLI, exposing gaps between the two products. Those gaps will now need to be addressed as part of the transition.
GitHub Copilot CLI is a command-line version of GitHub Copilot that runs outside development environments like Visual Studio Code. Microsoft had originally expected employees to use both tools and provide feedback, but the internal preference for Claude Code undermined that goal. The company now sees Copilot CLI as the primary agentic coding tool for its developers, and the GitHub team has already shipped significant improvements based on Microsoft's feedback. Jha emphasized shared accountability across GitHub and E+D leadership to make Copilot CLI the best agentic coding experience for Microsoft engineers.
Microsoft has reportedly considered acquiring Cursor, another AI coding startup, to help close the gap with Claude Code, but has instead started looking at different AI startups to bolster its ambitions while avoiding potential regulatory scrutiny. The company remains committed to investing more in Copilot CLI to ensure deep integration into its engineering workflows.
Broader context: Microsoft's AI coding strategy
Microsoft's relationship with AI coding tools has evolved rapidly. Last year, the company reported that 91% of its engineering teams were using GitHub Copilot. However, the introduction of Claude Code changed the landscape. Over the past six months, Claude Code usage ate into Copilot's internal adoption numbers. Microsoft now wants to reverse that trend and have its own engineers once again driving improvements to its own AI coding tool.
The decision to cancel Claude Code licenses does not signal a retreat from Anthropic's models. Microsoft continues to favor Claude models in Microsoft 365 Copilot, where they are more capable at certain tasks than OpenAI's counterparts. The company recently worked with Anthropic to bring the technology behind Claude Cowork into Microsoft 365 Copilot. Moreover, Microsoft has been counting sales of Anthropic AI models toward its Azure sales quotas, and the company quickly became one of Anthropic's top customers earlier this year.
Internally, the transition away from Claude Code will not be seamless. Engineers who have grown accustomed to Claude Code's interface and capabilities must now adapt to Copilot CLI. Microsoft is encouraging developers to file bug reports and feedback on Copilot CLI before the cutoff. The company is also exploring ways to replicate Claude Code's strengths, particularly in supporting non-engineers who want to prototype ideas quickly.
Related developments at Microsoft
The Claude Code news is part of a broader set of changes at Microsoft. The company is also testing a new "Low Latency Profile" feature in Windows 11, designed to improve app launch times and system responsiveness by ramping up CPU frequencies in short bursts. Vice President Scott Hanselman defended the approach, noting that smartphones already use similar techniques and that Apple does the same on macOS.
In Israel, Microsoft's general manager Alon Haimovich is stepping down amid an internal investigation into the company's work with the Israel Ministry of Defense. The investigation follows reports that Microsoft services were used for mass surveillance of Palestinians, leading to a suspension of certain cloud and AI services.
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Source: The Verge News