Interactive Sandbox · Metro-North Transit Routing
Multi-leg rail logic in your browser.
Test live departure headways, Grand Central transfer slack, and anti-oscillation ratchet defense across real corridor stations.
⚡ GTFS-RT Live Headways🛡️ Monotonic State Ratchet⏱️ GCT Transfer Slack🔒 Parked Station Lock
Worked example
Walk through a commute
Pick a station, then step through the five things that make a Metro-North trip awkward — and what Onism does about each one.
SMART EXIT VS. PARKED VEHICLE
Automated Suburban Optimization
Outbound routing evaluates candidate stations along the line to prevent backtracking. Tap to lock your vehicle.
autoexit:1 · Saves travel time via optimal rail exit
Automated Rail ExitActive Plan
Arrive at Brewster
+18 minutes faster than preset backtracking
Dynamic final-access pricing: 6 min walk
1-Tap Parked Vehicle Lock
Arrive at Goldens Bridge
Commuter parked vehicle locked at station
5 min parking buffer + suburban drive to doorstep
On your own commute
Ready for your daily commute?
Experience the same deterministic routing and live headway alerts on your actual route — with zero location tracking and complete on-device privacy.