ns-trains

name	ns-trains
description	Check Dutch train schedules, departures, disruptions, and plan journeys using the NS API. Perfect for daily commute checks. Use when this capability is needed.
metadata	{"author":"demerzels-lab"}

NS Trains Skill

Check Dutch train schedules, departures, disruptions, and plan journeys using the official NS (Nederlandse Spoorwegen) API.

Setup

1. Get an NS API Key

1. Go to NS API Portal
2. Create an account and subscribe to the Ns-App product (free tier available)
3. Copy your Primary Key

2. Set Environment Variables

export NS_API_KEY="your-api-key-here"

# Optional: Configure commute stations for quick shortcuts
export NS_HOME_STATION="Utrecht Centraal"
export NS_WORK_STATION="Amsterdam Zuid"

Add to ~/.bashrc or ~/.zshrc for persistence.

Quick Usage

🚆 Commute shortcuts

node {baseDir}/scripts/commute.mjs --to-work   # Morning: Home → Work
node {baseDir}/scripts/commute.mjs --to-home   # Evening: Work → Home

Plan any journey

node {baseDir}/scripts/journey.mjs --from "Utrecht Centraal" --to "Amsterdam Zuid"

Check departures from a station

node {baseDir}/scripts/departures.mjs --station "Amsterdam Centraal"

Check arrivals at a station

node {baseDir}/scripts/arrivals.mjs --station "Rotterdam Centraal"

Search for stations

node {baseDir}/scripts/stations.mjs amsterdam
node {baseDir}/scripts/stations.mjs --search "den haag"

Check current disruptions

node {baseDir}/scripts/disruptions.mjs
node {baseDir}/scripts/disruptions.mjs --from "Utrecht" --to "Amsterdam"

Natural Language

Just ask:

• "When is the next train to Amsterdam?"
• "Check trains from Utrecht to Rotterdam"
• "Any train disruptions today?"
• "Plan my commute to work"
• "What time does the train arrive?"

Output

Returns journey options with:

• Departure/arrival times
• Real-time delays
• Duration
• Transfers
• Platform numbers
• Disruption warnings
• Crowdedness forecast (🟢 low / 🟡 medium / 🔴 high)

Commands Reference

Command	Description
commute.mjs [work|home]	Quick commute check (requires NS_HOME_STATION & NS_WORK_STATION)
journey.mjs --from X --to Y	Plan a journey between any stations
departures.mjs --station X	List departures from a station
arrivals.mjs --station X	List arrivals at a station
stations.mjs [query]	Search for station names
disruptions.mjs	Check current disruptions

API Endpoints Used

• /reisinformatie-api/api/v3/trips - Journey planning
• /reisinformatie-api/api/v2/arrivals - Arrivals
• /reisinformatie-api/api/v2/departures - Departures
• /reisinformatie-api/api/v3/disruptions - Disruptions
• /reisinformatie-api/api/v2/stations - Station search

Reference

• NS API Portal: https://apiportal.ns.nl/
• Documentation: https://apiportal.ns.nl/startersguide
• Free tier: 5000 requests/day

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