Chattrix – AI Powered Real-Time Chat App

Key Features

• ⚡ Real-time messaging using Socket.io
• 🤖 AI Smart Reply Suggestions (Gemini API)
• 🧠 Context-aware replies using last 5 messages
• 🔐 JWT-based authentication
• 🟢 Online/offline user presence
• 📩 Message delivery & read receipts
• 🖼️ Image sharing via Cloudinary
• 📜 Infinite scroll for chat history

AI Feature

• Context-aware reply suggestions using last 5 messages
• Real-time suggestion delivery

🛠️ Tech Stack

• Frontend: React.js, Tailwind CSS
• Backend: Node.js, Express.js
• Database: MongoDB
• Realtime: Socket.io
• AI: Google Gemini API

⚙️ Setup

Backend

cd server
npm install
npm run dev

Frontend

cd client
npm install
npm run dev

🔑 Environment Variables

Create .env in server:

MONGO_URI=your_mongo_uri
JWT_SECRET=your_secret
GEMINI_API_KEY=your_api_key
CLOUDINARY_URL=your_cloudinary

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📌 Future Improvements

• AI suggestions while typing
• Multilingual chat support
• AI emotion detection
• Smart action suggestions

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Author

Ansh Srivastava