Google Matthew McCullough Dec 8, 2025

Building for Android XR: AI Glasses Development

Article Summary

Matthew McCullough from Google just dropped the toolkit that could make AI glasses actually useful. Developer Preview 3 brings purpose-built libraries for augmented experiences that keep users present in the real world.

Google's Android XR platform is expanding beyond headsets into AI glasses territory. Developer Preview 3 introduces new tools specifically designed for lightweight, all-day-wear glasses from partners like XREAL, Gentle Monster, and Warby Parker.

Key Takeaways

Critical Insight

Android XR now supports both immersive headset experiences and lightweight AI glasses with dedicated libraries, emulators, and ARCore features for building hands-free augmented apps.

The new AI Glasses emulator in Android Studio simulates touchpad and voice input in ways that could change how you prototype wearable experiences.

About This Article

Problem

XR headset developers working with devices like Samsung Galaxy XR faced a real problem: they couldn't properly visualize and test spatial UI components without having the physical hardware on hand. This slowed down their development work significantly.

Solution

Google built an XR Glasses emulator into Android Studio that lets developers simulate how glasses-specific features work, including touchpad and voice input. The emulator matches real device specs for Field of View, Resolution, and DPI.

Impact

Developers can now see how their content will actually look on the hardware and test augmented experiences before they push anything to physical AI Glasses devices. The emulator gives them accurate visualization that matches what the real hardware can do.