Bargainer MCP Server

Bargainer MCP Client 🛍️

A powerful Model Context Protocol (MCP) client for finding and comparing deals from multiple sources including Slickdeals, RapidAPI marketplace, and web scraping. Features a modern web-based chat interface for interactive deal searching.

Features ✨

Multi-Source Deal Aggregation: Integrates with Slickdeals API, RapidAPI marketplace, and web scraping
Interactive Chat Interface: Modern web UI with real-time messaging via Socket.IO
Intelligent Deal Filtering: Filter by price, rating, store, and category
Deal Comparison: Compare deals across multiple sources
MCP Protocol Integration: Full Model Context Protocol implementation with 6 specialized tools
Provider Pattern Architecture: Extensible design for adding new deal sources
TypeScript: Fully typed codebase with strict type checking

Quick Start 🚀

Prerequisites

Node.js 18+
npm or yarn
API keys for external services (optional, fallback to mock data)

Installation

# Clone the repository
git clone https://github.com/karthiksivaramms/bargainer-mcp-client.git
cd bargainer-mcp-client

# Install dependencies
npm install

# Build the project
npm run build

Usage

Web Chat Interface

# Start the web interface
npm run web

# Or with auto-reload for development
npm run dev:web

Then open http://localhost:3001 in your browser and start chatting!

MCP Server

# Start the MCP server
npm run dev

# Or run the built version
npm start

Demo & Testing

# Run interactive demo
npm run demo

# Test the server
npm run test:server

Available Commands 💬

Use these natural language commands in the chat interface:

Search deals: "Find laptop deals under $500"
Get top deals: "Show me today's top electronics deals"
Filter deals: "Gaming headphones under $100 with 4+ stars"
Deal details: "Tell me more about this iPhone deal"
Compare deals: "Compare iPad deals across sources"
List sources: "What deal sources are available?"

MCP Tools 🛠️

The server provides 6 specialized tools:

search_deals - Search for deals by product name or keywords
get_top_deals - Get trending deals from all sources
filter_deals - Filter deals by price, rating, store, category
get_deal_details - Get detailed information about specific deals
compare_deals - Compare deals across multiple sources
get_available_sources - List all configured deal sources

Architecture 🏗️

src/
├── server.ts              # Main MCP server
├── providers/             # Deal source providers
│   ├── base.ts           # Base provider interface
│   ├── slickdeals.ts     # Slickdeals API provider
│   ├── rapidapi.ts       # RapidAPI marketplace provider
│   └── webscraping.ts    # Web scraping provider
├── services/
│   └── aggregator.ts     # Deal aggregation service
└── types/                # TypeScript type definitions

ui/
├── index.html            # Chat interface
├── chat-interface.js     # Frontend JavaScript
└── server.js             # Express server with Socket.IO

test/                     # Test files
scripts/                  # Utility scripts

Contributing 🤝

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

Development Setup

# Install dependencies
npm install

# Start development with auto-reload
npm run dev

# Start web interface with auto-reload
npm run dev:web

# Run linting
npm run lint

# Format code
npm run format

Adding New Deal Sources

Create a new provider in src/providers/
Extend BaseDealProvider
Implement required methods
Register in aggregator.ts

API Documentation 📚

Deal Object Structure

interface Deal {
  id: string;
  title: string;
  price: number;
  originalPrice?: number;
  discount?: number;
  rating?: number;
  store: string;
  url: string;
  imageUrl?: string;
  description?: string;
  category?: string;
  source: string;
  timestamp: Date;
}

License 📄

This project is licensed under the MIT License - see the LICENSE file for details.

Author 👨‍💻

Karthik Sivaram M

GitHub: @karthiksivaramms

Support 💡

If you have any questions or run into issues, please open an issue on GitHub.

Roadmap 🗺️

More deal source integrations
Deal alerts and notifications
Price history tracking
Advanced filtering options
Mobile app version
Deal sharing features

Made with ❤️ for bargain hunters everywhere!

Install Server

HTTP connection URL

security – no known vulnerabilities

license - permissive license

quality - confirmed to work

How are these scores calculated?

hybrid server

The server is able to function both locally and remotely, depending on the configuration or use case.

Tools

A Model Context Protocol server that aggregates and compares deals from multiple sources including Slickdeals, RapidAPI marketplace, and web scraping, enabling users to search, filter, and compare deals through a chat interface.

Related Resources

Reddit Discussion about this server

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