patchBay

12306 Train Tickets vs CTS

If you need a Transportation API that's easy to integrate, go with CTS.

12306 Train Tickets

China Railway 12306 — train ticket availability, pricing, and schedule queries

CTS

CTS Realtime API

12306 Train Tickets

  • No authentication required
  • HTTPS supported
  • Currently flagged as inactive

CTS

  • Simple API key authentication
  • HTTPS supported
  • CORS enabled for frontend use
Feature12306 Train TicketsCTS
AuthenticationNoneapiKey
HTTPSYesYes
CORSUnknownYes

When to use which?

12306 Train Tickets is the better choice for quick prototypes and hackathons since it requires no authentication. CTS works directly from the browser with CORS enabled, making it better for frontend-only apps.