Google Calendar API for Appointment Scheduling: A Business Guide
The Google Calendar API enables custom scheduling applications.
Key Operations
Free/Busy Query:
Check when calendar is available.
Events List:
Get existing appointments.
Events Insert:
Create new appointments.
Events Update:
Reschedule appointments.
Events Delete:
Cancel appointments.
Authentication
OAuth 2.0 is required for calendar access.
Scopes needed:
- calendar.events (read/write events)
- calendar.readonly (read only)
Building Availability
1. Get busy times from free/busy API
2. Apply your business hours
3. Calculate available slots
4. Present to customer
Best Practices
- Cache appropriately
- Handle rate limits
- Validate before booking
- Use service accounts for server-to-server
Bookux
Bookux builds scheduling applications using the Google Calendar API.
Related: Google Calendar Booking Website · Google Calendar OAuth