MCPHy
Transform REST APIs into intelligent, chat-driven MCP servers with zero code changes. Simply point it at your Swagger/OpenAPI specification to get natural language querying capabilities powered by AI.
README
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🚀 Turn Any API into a Conversational AI Powerhouse
Transform your REST APIs into intelligent, chat-driven MCP servers with zero code changes
🚀 Ready to try? npm install -g mcphy • 🎯 Quick Start • 📖 API Docs • 🎨 Examples • ⭐ Star
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Requirements
- Node.js >= 18.0.0
- npm >= 9.0.0
- An API specification file (Swagger/OpenAPI)
Installation
# Option 1: Install globally
npm install -g mcphy
# Option 2: Try without installing
npx mcphy --help
Quick Start
# 1. Initialize with your API spec
mcphy init
# 2. Start the conversational server
mcphy serve
# 3. Open your browser
open http://localhost:3000
That's it! Start chatting with your API in plain English.
Try It Now
Want to test MCPhy immediately? Use our included example:
# Clone and test with example API
git clone https://github.com/sehmim/mcphy.git
cd mcphy
npm install
npm run build
npm link
# Test with example
cd examples
mcphy init -f sample-swagger.yaml
mcphy serve
Then open http://localhost:3000 and try:
- "Show me all pets"
- "Create a new pet named Max"
- "Get pet with ID 1"
What It Does
- 🧠 Natural Language Processing - Ask questions in plain English
- 🔌 Real API Calls - Actually makes requests to your backend
- ⚠️ Smart Guidance - Helps when information is missing
- 💬 Web Interface - Beautiful chat UI with real-time responses
- 📦 Export Ready - Create standalone packages
Example
You: "create booking for John Doe for oil change for 2025-01-15"
MCPhy: ✅ Matched POST /bookings
📤 Making API call...
📋 Response: {"id": "booking-123", "status": "created"}
Why Developers Love This
- Zero Code Changes - Works with existing APIs
- Natural Language - No need to remember endpoint names
- Real Responses - Actually calls your backend
- Smart Guidance - Helps when information is missing
- Beautiful UI - Professional chat interface
- Easy Export - Create standalone packages
Commands
| Command | Description |
|---|---|
mcphy init |
Initialize project with API spec |
mcphy serve |
Start the MCP server |
mcphy validate <file> |
Validate API specification |
mcphy export |
Create standalone package |
Supported Formats
- ✅ OpenAPI 3.0+
- ✅ Swagger 2.0
- ⏳ Postman Collections (coming soon)
Documentation
- 📖 API Reference - Programmatic usage
- 🎨 Examples - Real-world examples
Development
git clone https://github.com/sehmim/mcphy.git
cd mcphy
npm install
npm run build
npm link
License
MIT © 2025 MCPhy
Contributing
- Fork the repository
- Create a feature branch
- Make your changes
- Submit a pull request
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Made with ❤️ by developers, for developers
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