Originally published on the Capawesome blog .

Gemini Nano is Google's on-device language model for Android, and a Capacitor app can prompt it without an API key, a server or a per-request bill. The Capacitor LLM plugin runs it through AICore, the Android system service that manages the model on supported phones. This guide to Gemini Nano in a Capacitor app walks through the device list, the availability check, the model download with a determinate progress bar, text generation and streaming, and the quota and foreground rules that AICore enforces. The plugin is part of Capawesome Insiders, a paid subscription.…