Google Calendar

Retrieves the list of access control rules (ACLs) for a specified calendar, providing the necessary 'rule_id' values required for updating specific ACL rules.

Updates an access control rule for the specified calendar.

Inserts an existing calendar into the user's calendar list, making it visible in the UI. Calendars (e.g., newly created ones) won't appear in the list or UI until explicitly inserted.

Updates a calendar list entry's display/subscription settings (color, visibility, reminders, selection) for the authenticated user — does not modify the underlying calendar resource (title, timezone,

Deletes a secondary calendar that you own or have delete permissions on. Deletion is permanent and irreversible — verify the correct calendar_id before calling. You cannot delete your primary calendar

Full PUT-style update that overwrites all calendar metadata fields; unspecified optional fields are cleared. Use GOOGLECALENDAR_PATCH_CALENDAR to update only a subset of fields. Mutates the underlying

Clears a primary calendar by deleting all events from it. The calendar itself is preserved; only its events are removed. Primary calendars cannot be deleted entirely.

Create a Google Calendar event using start_datetime plus duration fields. The organizer is added as an attendee unless exclude_organizer is True. By default adds Google Meet link (works for Workspace,

Deletes a specified event by `event_id` from a Google Calendar (`calendar_id`); idempotent — a 404 for an already-deleted event is a no-op. Bulk deletions may trigger `rateLimitExceeded` or `userRateL

Creates a new, empty Google Calendar with the specified title (summary). Newly created calendars default to UTC timezone; use GOOGLECALENDAR_PATCH_CALENDAR afterward to set the desired timeZone if nee

Returns instances of the specified recurring event. Use timeMin/timeMax to constrain the window; omitting bounds can return large result sets and is quota-heavy. On high-volume calls, 403 rateLimitExc

Returns events on the specified calendar. TIMEZONE WARNING: When using timeMin/timeMax with UTC timestamps (ending in 'Z'), the time window is interpreted in UTC regardless of the calendar's timezone.

Moves an event to another calendar, i.e., changes an event's organizer.

Watch for changes to Events resources. Watch channels expire; persist the channel `id` per `calendarId` to re-establish watches after expiration or restarts.

Finds events in a specified Google Calendar using text query, time ranges (event start/end, last modification), and event types. Ensure `timeMin` is not chronologically after `timeMax` if both are pro

Finds both free and busy time slots in Google Calendars for specified calendars within a defined time range. If `time_min` is not provided, defaults to the current timestamp in the specified timezone.

DEPRECATED: Use GOOGLECALENDAR_FIND_FREE_SLOTS instead (though this tool provides wider secondary/shared calendar coverage). Returns opaque busy intervals only—no event titles or details; use GOOGLECA

Retrieves a specific Google Calendar, identified by `calendar_id`, to which the authenticated user has access. Response includes `timeZone` (IANA format, e.g., 'America/Los_Angeles') — use it directly

Gets the current date and time, allowing for a specific timezone offset. Call this tool first before computing relative dates (e.g., 'tomorrow', 'next Monday') to avoid off-by-one-day errors across ti

Retrieves calendars from the user's Google Calendar list, with options for pagination and filtering. Loop through all pages using nextPageToken until absent to avoid missing calendars. Use the primary

Partially updates (PATCHes) an existing Google Calendar, modifying only the fields provided. At least one of summary, description, location, or timezone must be provided. Empty strings for `descriptio

Update specified fields of an existing event in a Google Calendar using patch semantics (array fields like `attendees` are fully replaced if provided); ensure the `calendar_id` and `event_id` are vali

Parses natural language text to quickly create a basic Google Calendar event with its title, date, and time, suitable for simple scheduling; does not support direct attendee addition or recurring even

Removes an attendee from a specified event in a Google Calendar; the calendar and event must exist. Concurrent calls on the same event can overwrite attendee lists — apply changes sequentially per eve

Returns all user settings for the authenticated user. Results include multiple settings keyed by id (e.g., `timeZone`); locate a specific setting by its `id` field. `timeZone` values are IANA identifi

Watch for changes to Settings resources.

DEPRECATED: Use GOOGLECALENDAR_EVENTS_LIST instead. EventsList already handles syncToken with automatic param stripping. Synchronizes Google Calendar events, performing a full sync if no `sync_token`

Updates an existing event in Google Calendar. REQUIRES event_id - you MUST first search for the event using GOOGLECALENDAR_FIND_EVENT or GOOGLECALENDAR_EVENTS_LIST to obtain the event_id. This is a fu