🤖 Shiva – AI Chatbot:

A full-stack conversational AI chatbot powered by Groq's LLaMA 3.3 model, built with React and Node.js.

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Overview:

Shiva is a responsive AI chatbot that uses the Groq API (LLaMA 3.3 70B) to generate intelligent, context-aware responses. It supports multi-turn conversations, meaning it remembers the chat history within a session — just like ChatGPT.

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Features:

• Multi-turn conversation with full memory
• Real-time typing indicator
• Dark themed responsive UI
• Clear chat functionality
• Enter to send, Shift+Enter for new line

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Tech Stack:

Layer	Technology
Frontend	React, CSS
Backend	Node.js, Express.js
AI Model	Groq API — LLaMA 3.3 70B
Dev Tool	Nodemon

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Project Structure:

• shiva-chatbot/

• backend/ -server.js -.env -package.json
• frontend/ -folder- src/ - App.js - App.css - index.js - package.json

• README.md

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Getting Started

Prerequisites

• Node.js (v18 or above)
• Free Groq API key from console.groq.com

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1. Clone the repo

git clone https://github.com/AayushiMohan/shiva-chatbot.git
cd shiva-chatbot

2. Setup Backend

cd backend
npm install

Create a .env file inside backend/:

• GROQ_API_KEY=your_groq_api_key_here PORT=5000

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Start the server:

npm run dev

Server runs on http://localhost:5000

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3. Setup Frontend

Open a new terminal:

cd frontend
npm install
npm start

App runs on http://localhost:3000

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4. Open in browser

Visit http://localhost:3000 and start chatting!

Both terminals must be running at the same time.

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Environment Variables

Variable	Description
GROQ_API_KEY	Your Groq API key from console.groq.com
PORT	Backend port (default: 5000)

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Future Improvements

• Save chat history with MongoDB
• User authentication
• Multiple AI personas
• Deploy on Vercel + Render

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