The times calendars are busy between two times.

Google Calendar can do this job for your AI. When another tool can do it, compare them here side by side.

1 toolcalendar

What 1,000 units cost

each tool’s own price · nothing added

Google Calendar

person’s own · free from the tool

$0

Side by side · cheapest first

Differences only

1 tool	Google CalendarFree toolgoogle-calendar
Price	Free Free from the tool
Whose account	Person’s own The person who connected this account
You give it	timeMin · string · required timeMax · string · required items · array · required The start of the interval, an RFC 3339 time with an offset
You get back	timeMin, timeMax, calendars, groups, kind
Checked by us	Not verified yet Not checked yet. We test with a real request before we mark it.
Keeps your data	Not stated
For developers	`telipot run \ google-calendar.freebusy.query \ --input-json '{"timeMin":"2026-10-12T00:00:00Z","timeMax":"2026-10-19T00:00:00Z","items":[{"id":"primary"}]}' \ --as user:ana`
	See details