TriMet CLI

CLI for TriMet Portland transit data. Check arrivals, plan trips, and view alerts.

Installation

npm install -g trimet-cli

Setup

Get free API key from https://developer.trimet.org/
Set environment variable: export TRIMET_APP_ID="your-key"

Commands

Arrivals

trimet arrivals <stop-id>              # Real-time arrivals
trimet arrivals 8383 --line 90         # Filter by route
trimet arrivals 8383 --json

Trip Planning

trimet trip -f <from> -t <to>
trimet trip -f 8383 -t 9969
trimet trip -f "Pioneer Square" -t "PDX Airport"
trimet trip -f 8383 -t 9969 --arrive-by "5:30 PM"
trimet trip -f 8383 -t 9969 --depart-at "2:00 PM"
trimet trip -f 8383 -t 9969 --json

Next Departures

trimet next -f <from> -t <to>          # Simplified view
trimet next -f 8383 -t 9969 -c 5       # Show 5 options
trimet next -f 8383 -t 9969 --line 90  # Filter by route

Service Alerts

trimet alerts                          # All alerts
trimet alerts --route 90               # Alerts for route
trimet alerts --json

Common Stop IDs

Pioneer Courthouse Square: 8383 (westbound), 8384 (eastbound)
PDX Airport: 10579
Portland Union Station: 7787
Beaverton TC: 9969

Usage Examples

User: "When's the next MAX?"

trimet arrivals 8383

User: "How do I get to the airport?"

trimet trip -f "Pioneer Square" -t "PDX Airport"

User: "I need to be downtown by 5pm"

trimet trip -f <user-location-stop> -t 8383 --arrive-by "5:00 PM"

User: "Are there any delays on the Blue Line?"

trimet alerts --route 100

User: "Next trains to Beaverton"

trimet next -f 8383 -t 9969

Route Numbers

MAX Blue Line: 100
MAX Red Line: 90
MAX Yellow Line: 190
MAX Orange Line: 290
MAX Green Line: 200

Notes

Stop IDs are displayed at TriMet stops and on trimet.org
Addresses work for trip planning (e.g., "Pioneer Square, Portland")
Times support natural formats ("5:30 PM", "17:30")