Video Insights AI

A web application that generates AI-powered summaries and insights from YouTube videos using Groq and Neo4j. Ask questions about your videos and get intelligent answers backed by a knowledge graph.

Features

• YouTube video transcript extraction and analysis
• Multiple language support for both summaries and questions
• Voice input support for questions
• Dark/light mode theme switching
• Question & Answer history with local storage
• Customizable summary options:
  • Adjustable length
  • Different styles (concise, normal, explanatory)
• Knowledge graph generation using Neo4j
• Modern responsive UI with Tailwind CSS
• Powered by Groq's LLM for high-quality responses

Prerequisites

• Python 3.8+
• Node.js 18+
• Neo4j Database
• Groq API Key

Setup

Backend Setup

1. Create and activate a virtual environment:

python -m venv venv
source venv/bin/activate  # On Windows: .\venv\Scripts\activate

2. Install dependencies:

cd backend
pip install -r requirements.txt

3. Configure environment variables:

• Copy .env.example to .env
• Add your Groq API key
• Configure Neo4j connection details

4. Start the backend server:

uvicorn main:app --reload

Frontend Setup

1. Install dependencies:

cd frontend
npm install

2. Start the development server:

npm run dev

Neo4j Setup

1. Install and start Neo4j
2. Create a new database or use the default one
3. Update the .env file with your Neo4j credentials

Usage

1. Open the application in your browser (default: http://localhost:5173)
2. Paste a YouTube video URL
3. Select your preferred language
4. Choose the summary length and style
5. Click "Generate Summary"

Architecture

• Frontend: React + Vite + Tailwind CSS
• Backend: FastAPI
• Database: Neo4j (Knowledge Graph)
• AI Services: Groq (LLaMA, Whisper)
• Video Processing: youtube-transcript-api

Contributing

1. Fork the repository
2. Create your feature branch
3. Commit your changes
4. Push to the branch
5. Create a new Pull Request