"Run a Fully Local AI With Persistent Memory: LM Studio + Big RAG Guide"

If you've ever wanted a completely private, offline AI assistant that actually remembers what's in your documents — and doesn't forget your conversation the moment you open a new chat — this guide is for you. We're going to: Set up LM Studio running Google's Gemma 4 locally Install the Big RAG plugin to index your documents Modify the plugin source to add genuine persistent memory across sessions No cloud. No subscriptions. No data leaving your machine. What Is RAG and Why Does It Matter? RAG (R