Microsoft's annual developer conference, Build 2026, will take place on June 2-3 in San Francisco and online, featuring a keynote by CEO Satya Nadella. The event is expected to unveil the Copilot "super app," a new reasoning AI model, and a developer-focused Windows 11 experience. The agenda includes topics such as developer tools, cloud platforms, responsible AI practices, and Windows development insights. Attendees can anticipate new software development kits (SDKs), innovative model access patterns, and enhancements to Windows developer ergonomics.