NanoChat

NanoChat is an AI assistant that lives in your browser's side panel. It uses Chrome's built-in AI (Gemini Nano) to help you browse smarter — no cloud APIs, no API keys, no data leaving your machine.
What it does:
- Chat with AI about any webpage you're viewing
- Agent mode: the AI can click, type, scroll, and navigate pages on your behalf
- Attach images or screenshots to your messages
- Full conversation history with search

Key features:
- 100% local AI — runs entirely in your browser via Chrome's Prompt API
- Zero configuration — install and start chatting immediately
- Privacy-first — your conversations and browsing data never leave your device
- Works on any webpage

Requirements:
- Chrome 138+
- GPU: Strictly more than 4 GB of VRAM.
- CPU: 16 GB of RAM or more and 4 CPU cores or more.

NanoChat is open source: https://github.com/cupcakedev/nanochat-extension