# Velin - Fact-Based Intelligence with RAG > Your Ambition Shouldn't Have a Cap. AI Without Limits. Velin is an advanced AI knowledge base application that turns scattered files into an intelligent, searchable database. It utilizes Retrieval-Augmented Generation (RAG) to provide verified, fact-based answers without hallucination. ## Key Features - **Fact-Based Intelligence:** Grounded answers based strictly on the data you provide. - **Retrieval-Augmented Generation (RAG):** Upload documents and query them directly. - **No Hallucinations:** Ensures responses are backed by indexed files. - **Multi-Model Support:** Choose between fast (Flash) and advanced reasoning (Pro) AI models. - **Secure & Private:** Your data remains yours. ## Use Cases - Document analysis and summarization - Creating personal or organizational knowledge bases - Research and fact-checking against specific datasets ## Technical Details - Built with React, Vite, and Tailwind CSS. - Powered by Google's Gemini AI models. - Uses Firebase for secure authentication and database management.