Microsoft Details New AI Models, Copilot App and Windows 11 Changes at Build

Microsoft will present new AI models, a Copilot super app, and Windows developer tools during its Build conference in San Francisco this week. m. PT on Tuesday, June 2, 2026, and runs through the week at a smaller venue than in prior years.

Microsoft AI chief Mustafa Suleyman will introduce MAI-Thinking-1, the company’s first reasoning model, which was developed without distillation and is aimed primarily at enterprise customers. 5-Flash. The company will outline its Copilot super app, which merges multiple Copilot assistants into one interface and includes an early view of Microsoft Scout, an AI agent derived from OpenClaw work.

The super app is not expected to reach preview until late summer 2026. Windows chief Pavan Davuluri said last week that “something new is coming for developers” at Build. Microsoft will demonstrate a new Windows 11 developer-optimized experience that provides a distraction-free environment with pre-installed apps, tools, and scripts.

The company will also detail efforts to rewrite parts of Windows 11 for better performance, following a plan outlined earlier in 2026, and will show customization changes prepared by the Windows Insider team. Satya Nadella is scheduled to discuss Nvidia’s RTX Spark announcement with Nvidia CEO Jensen Huang. Qualcomm will present its ongoing collaboration with Microsoft to expand Windows on Arm.

The conference will place greater emphasis on local AI models that run directly on Windows devices rather than in the cloud. The Windows Insider team is scheduled to release additional customization updates on June 1, 2026, one day before the keynote. Microsoft is moving Build to a smaller venue in an effort to reconnect with developers after reported declines in trust for Windows and GitHub.