API Playground
Assemble the call, check the parameters and read the response without the key value ever appearing on screen.
Version
Endpoint
GET
/api/v2
GET /api/v2/years/2026/lectionary-cycle?book=loc_2015
Lectionary cycle Read the reference
Prayer book
The catalogue is loaded with the selected key.
Parameters
What happens when you run it
The playground sends the request configuration to the server, which attaches the selected key before calling the API. The full credential is never shown here.
JSON response