AI-Powered Knowledge Q&A Platform

A simple, secure AI Q&A platform. Paste your documents, ask questions, and get intelligent AI responses using your own OpenAI API key.

ai-knowledge-hub-video-compressed.mp4

Features

• Client-side document management - Paste text documents, stored locally in browser
• AI-powered Q&A - Ask questions, get context-aware answers using RAG (Retrieval-Augmented Generation)
• User-provided API keys - Bring your own OpenAI API key, stored securely in browser
• Chat interface - Conversational UI with message history
• Responsive design - Works seamlessly on desktop and mobile
• Privacy-focused - No backend storage, no user accounts, your data stays local

🛠 Tech Stack

• Frontend: React 18, TypeScript, Tailwind CSS, Vite
  • Client-side storage (localStorage)
  • User-provided API key handling
• Backend: FastAPI, Python 3.11+ (stateless)
  • RAG pipeline (embeddings + similarity search + GPT)
  • Rate limiting for abuse prevention
• AI: OpenAI embeddings + GPT-4 (user's API key)
• Deployment: Vercel (frontend), Render (backend)
• CI/CD: GitHub Actions

🏗 Architecture

Simplified Design:

• No database - documents stored client-side only
• No file uploads - text input only
• Stateless backend - only processes AI requests

Quick Start

Prerequisites

• Node.js 18+
• Python 3.11+
• OpenAI API key (get one at https://platform.openai.com)

Frontend

cd frontend
npm install
npm run dev

Backend

cd backend
python -m venv venv
source venv/bin/activate  # On Windows: venv\Scripts\activate
pip install -r requirements.txt
uvicorn main:app --reload

# Linting
ruff check .

# Tests
pytest