ns-mcp-server
A Model Context Protocol (MCP) server that provides access to NS (Dutch Railways) travel information through Claude AI. This server enables Claude to fetch real-time train travel information and disruptions using the official Dutch NS API.
Documentation

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NS Travel Information MCP Server
Transform your AI assistant into a Dutch railways expert! This MCP server connects Claude to real-time NS (Nederlandse Spoorwegen) travel information, making it your perfect companion for navigating the Netherlands by train.
Installation
You can install this server in three ways:
1. Using Claude Desktop with NPM Package
Update your Claude configuration file (`~/Library/Application Support/Claude/claude_desktop_config.json`):
{
"mcpServers": {
"ns-server": {
"command": "npx",
"args": [
"-y",
"ns-mcp-server"
],
"env": {
"NS_API_KEY": "your_api_key_here"
}
}
}
}You can get an API key from NS API Portal
2. Using Smithery
To install NS Travel Information Server automatically via Smithery:
npx -y @smithery/cli install ns-server --client claude3. From Source
1. Clone this repository
2. Install dependencies:
npm install3. Copy the example environment file:
cp .env.example .env4. Add your NS API key to the `.env` file:
NS_API_KEY=your_api_key_hereThen update your Claude configuration file:
{
"mcpServers": {
"ns-server": {
"command": "node",
"args": [
"/path/to/ns-server/build/index.js"
],
"env": {
"NS_API_KEY": "your_api_key_here"
}
}
}
}Make sure to:
1. Replace `/path/to/ns-server` with the actual path to your installation
2. Add your NS API key in the `env` section. It can be obtained from here https://apiportal.ns.nl/product#product=NsApp
After updating the configuration, restart Claude Desktop for the changes to take effect.
Real-World Use Cases
- "Is my usual 8:15 train from Almere to Amsterdam running on time?"
- "Are there any delays on the Rotterdam-Den Haag route today?"
- "What's the best alternative route to Utrecht if there's maintenance on the direct line?"
- "Which train should I take to arrive at my office in Amsterdam Zuid before 9 AM?"
- "Which route to Amsterdam has the fewest transfers with a stroller?"
- "What's the earliest train I can take to make my 10 AM meeting in The Hague?"
- "When's the last train back to Groningen after a night out in Amsterdam?"
- "Are there any weekend engineering works that might affect my Monday morning class?"
- "Are there OV-fiets bikes available at Utrecht Centraal for my afternoon meeting?"
- "Is Eindhoven Strijp-S station wheelchair accessible and what platforms does it have?"
- "What trains are arriving at Utrecht Centraal in the next hour?"
- "Has the train from Venlo to Schiphol Airport arrived on time?"
- "How much does a first-class ticket from Amsterdam to Rotterdam cost?"
- "What's the price for 2 adults and 1 child traveling to Den Haag?"
๐ Environment Variables
| Variable | Description |
|---|---|
| NS_API_KEY | Your NS API key (required) |
๐ Features
This MCP server provides comprehensive access to NS train information through the following endpoints:
Real-time Train Information
- Departures: Get real-time departure information including platform numbers, delays, and travel notes
- Arrivals: Access upcoming train arrivals with origin stations, platform changes, and status updates
- Journey Planning: Find optimal travel routes with transfers and real-time updates
- Service Updates: Check for disruptions, maintenance work, and engineering activities
Pricing Information
- Ticket Prices: Get accurate pricing for single and return journeys
- Travel Classes: Compare prices for first and second class travel
- Group Pricing: Calculate fares for adults and children
- Discount Options: Check joint journey discounts and special offers
- Validity Details: View ticket validity periods and travel conditions
Station Information
- Station Details: Access comprehensive station information including:
- Facilities and accessibility features
- Platform layouts and track information
- OV-fiets (bike rental) availability
- Location and approach details
Additional Features
- Multi-language Support: Information available in Dutch and English
- Flexible Queries: Search by station name, code, or UIC identifier
- Time Zones: Proper handling of time zones for international stations
- Status Updates: Track changes, delays, and cancellations in real-time
License
This project is licensed under the MIT License - see the LICENSE file for details
Frequently asked questions
What is ns-mcp-server?
ns-mcp-server is A Model Context Protocol (MCP) server that provides access to NS (Dutch Railways) travel information through Claude AI. This server enables Claude to fetch real-time train travel information and disruptions using the official Dutch NS API.
How do I install ns-mcp-server?
Open the GitHub repository and follow its README. Most MCP servers are added to your client's MCP config, then called by your agent.
Is ns-mcp-server open source?
Yes โ it is hosted on GitHub at https://github.com/r-huijts/ns-mcp-server and has 43 stars.
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