🇪🇺 VAT Validation API & MCP Server

Docker Image Tests License: MIT

Complete VAT validation solution for EU businesses - REST API server with n8n integration and MCP support for Claude Desktop.

🚀 Quick Deploy Options

Deploy to Coolify

Deploy with Docker

docker run -p 3000:3000 ghcr.io/jazib/check-vat-vies-mcp:latest

Deploy to Railway

Deploy on Railway

Deploy to Render

✨ Features

🔍 Real-time VAT Validation - Validate EU VAT numbers using official VIES service
🤖 REST API - Simple HTTP endpoints for easy integration
🔗 n8n Ready - Pre-built workflows and examples
🖥️ MCP Server - Claude Desktop integration for AI-powered validation
🐳 Docker Support - Production-ready containerization
🌍 All EU Countries - Support for all 27 EU member states
⚡ Auto-detection - Automatically extract country code from VAT numbers
📊 Health Monitoring - Built-in health check and status endpoints

📦 Installation

Option 1: Run the API Server

# Clone the repository git clone https://github.com/jazib/check-vat-vies-mcp.git cd check-vat-vies-mcp # Install dependencies npm install # Build TypeScript npm run build # Start the API server node api-server.js

Option 2: Docker

# Using Docker Compose docker-compose up # Or build and run manually docker build -f Dockerfile.api -t vat-api . docker run -p 3000:3000 vat-api

Option 3: Use Pre-built Docker Image

docker run -p 3000:3000 ghcr.io/jazib/check-vat-vies-mcp:latest

🔌 API Endpoints

Endpoint	Method	Description
`/health`	GET	Health check
`/api/member-states`	GET	List all EU countries
`/api/validate`	POST	Validate with country code + number
`/api/validate/auto`	POST	Auto-detect and validate
`/api/status`	GET	Check VIES service status

Example Request

curl -X POST http://localhost:3000/api/validate/auto \ -H "Content-Type: application/json" \ -d '{"vat":"DE215891388"}'

Example Response

{ "success": true, "input": "DE215891388", "processed": { "countryCode": "DE", "vatNumber": "215891388" }, "data": { "countryCode": "DE", "vatNumber": "215891388", "isValid": true, "requestDate": "2025-09-26T18:00:00.000Z", "companyName": "Example GmbH", "companyAddress": "Berlin, Germany" } }

🔧 n8n Integration

Ready-to-use n8n workflows for:

Single VAT validation
Batch processing from Google Sheets
CRM integration with webhooks
Scheduled VIES status monitoring

See N8N_WORKFLOWS.md for complete examples.

🤖 MCP Server (Claude Desktop)

Add to your Claude Desktop config:

{ "mcpServers": { "vies-vat-checker": { "command": "node", "args": ["/path/to/check-vat-vies-mcp/dist/index.js"], "env": {}, "description": "EU VAT validation" } } }

🌍 Supported Countries

All 27 EU member states: AT BE BG CY CZ DE DK EE EL ES FI FR HR HU IE IT LT LU LV MT NL PL PT RO SE SI SK

🔒 Environment Variables

PORT=3000 # API server port NODE_ENV=production # Node environment RATE_LIMIT=60 # Requests per minute (optional) ALLOWED_ORIGINS=* # CORS configuration (optional) API_KEY=secret # API authentication (optional)

📚 Documentation

API Documentation - Complete API reference
Coolify Deployment - Deploy to Coolify guide
n8n Workflows - Integration examples
Contributing - How to contribute

🧪 Development

# Run in development mode npm run dev # Run tests npm test # Lint code npm run lint # Build TypeScript npm run build

🐳 Docker Hub

The Docker image is automatically built and published to GitHub Container Registry:

docker pull ghcr.io/jazib/check-vat-vies-mcp:latest

📄 License

MIT - see LICENSE file

🤝 Contributing

Contributions are welcome! Please read CONTRIBUTING.md first.

🐛 Issues

Found a bug? Report it here

⭐ Support

If you find this project useful, please give it a star!

Made with ❤️ for the EU business community

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security – no known vulnerabilities

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