On Monday local time, Apple officially unveiled the latest version of its mixed reality operating system, visionOS 27, during the keynote of its Worldwide Developers Conference (WWDC 2026). This version made its debut alongside new system updates for other platforms, such as macOS and iOS, fully integrating Apple's latest-generation Siri AI assistant and offering a standalone Siri app, making it one of the core interaction gateways for the Vision Pro headset.