🌟 LuminAI - Advanced AI Chat & Real-Time Search Platform

LuminAI is a sophisticated AI-powered chat application designed to provide users with accurate, real-time information. Leveraging cutting-edge Large Language Models (LLMs) and deep internet integration, LuminAI goes beyond static knowledge to deliver up-to-the-minute insights through a sleek, modern interface.

🚀 Features

• Real-Time Internet Search: Integrated with Tavily AI to fetch the latest news and facts from the web.
• Streaming Responses: Token-by-token response delivery for a seamless, low-latency conversational experience.
• Persistent Chat History: Save and manage your conversations securely with MongoDB.
• Hybrid Authentication: Secure JWT-based authentication supporting both Cookies and Authorization headers.
• Multi-Model Support: Dynamically switches between Mistral AI and Google Gemini for maximum reliability.
• Modern UI/UX: A responsive, premium dashboard with dark/light mode support and glassmorphic design.
• Shareable Chats: Generate unique public links to share your AI conversations with others.

🛠️ Tech Stack

• Frontend: React.js, Tailwind CSS, Redux Toolkit, Socket.io-client.
• Backend: Node.js, Express.js, Socket.io, LangChain.
• Database: MongoDB (Mongoose).
• AI/LLM: Mistral AI, Google Generative AI (Gemini).
• Search API: Tavily AI.

📦 Installation & Setup

Prerequisites

• Node.js (v18+)
• MongoDB Atlas Account
• API Keys for Mistral, Google Gemini, and Tavily

1. Clone the Repository

git clone https://github.com/Soumipal56/LuminAI.git
cd LuminAI

2. Install Dependencies

# Install root, backend, and frontend dependencies
npm install
npm run install-all

3. Environment Variables

Create a .env file in the Backend directory:

PORT=3000
MONGODB_URI=your_mongodb_uri
JWT_SECRET=your_secret_key
MISTRAL_API_KEY=your_mistral_key
TAVILY_API_KEY=your_tavily_key
GOOGLE_API_KEY=your_gemini_key
FRONTEND_URL=http://localhost:5173
BASE_URL=http://localhost:3000

4. Run Locally

# Start both backend and frontend in development mode
# From the root directory:
npm run dev --prefix Backend
npm run dev --prefix Frontend

🌐 Deployment (Render)

LuminAI is optimized for deployment on Render.

1. Build Command: npm run build
2. Start Command: npm start
3. Environment Variables: Ensure all variables from your .env are added to the Render Dashboard.

🤝 Contributing

Contributions are welcome! Please feel free to submit a Pull Request.

1. Fork the Project
2. Create your Feature Branch (git checkout -b feature/AmazingFeature)
3. Commit your Changes (git commit -m 'Add some AmazingFeature')
4. Push to the Branch (git push origin feature/AmazingFeature)
5. Open a Pull Request

📄 License

Distributed under the MIT License. See LICENSE for more information.

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Built with ❤️ by Soumi Pal