Welcome back to the blog post series "Build intelligent Android apps" where we take a basic Android app and transform it into a personalized, intelligent, and agentic experience. In this blog post, we will share how you can use Gemini Nano through ML Kit’s Prompt API to build intelligent on-device features. This is a great use case for an on-device model for several reasons:Performance and quality : Both the input and output text are relatively short. To build with on-device, we use Gemini Nano, Google’s most efficient model optimized for mobile devices. Gemini Nano was first introduced a few years ago, and is now running on over 140 million devices.