Google Calendar is Google's widely used online calendar and scheduling service, making it easy to organize meetings, events, reminders, and appointments individually or collaboratively. As a key part of Google Workspace, Google Calendar offers robust tools for managing your schedule, sending invitations, setting event reminders, and sharing calendars with others.
Google Calendar supports feature-rich integrations and automation, allowing users and teams to streamline event management and keep their workflows synchronized. Its API enables programmatic creation, modification, and listing of calendar events, empowering agents and automated workflows to interact with your schedule in real time.
Key features of Google Calendar include:
- Event Scheduling: Create one-time or recurring events with rich details like time, location, and guests.
- Reminders & Notifications: Automated email and push reminders to ensure you never miss an important event.
- Sharing & Collaboration: Share calendars with individuals or groups, manage permissions, and coordinate meetings seamlessly.
- Integration: Connect with Gmail, Meet, Docs, and external tools for a unified productivity experience.
- Time Zone Support: Schedule meetings across regions with full time zone awareness.
- Mobile & Multi-Device Access: Access your calendar from web, mobile, and desktop.
In Sim, the Google Calendar integration allows your agents to read, create, update, and list calendar events as part of automated workflows. This enables powerful scenarios such as syncing meeting information, generating reminders, tracking event changes, coordinating team schedules, and much more. By connecting Sim with Google Calendar, your agents can handle scheduling tasks, manage events intelligently, and keep your whole organization on track without manual intervention.
Usage Instructions
Integrate Google Calendar into the workflow. Can create, read, update, and list calendar events.
Tools
google_calendar_create
Create a new event in Google Calendar. Returns API-aligned fields only.
Input
| Parameter | Type | Required | Description |
|---|---|---|---|
calendarId | string | No | Calendar ID (defaults to primary) |
summary | string | Yes | Event title/summary |
description | string | No | Event description |
location | string | No | Event location |
startDateTime | string | Yes | Start date and time. MUST include timezone offset (e.g., 2025-06-03T10:00:00-08:00) OR provide timeZone parameter |
endDateTime | string | Yes | End date and time. MUST include timezone offset (e.g., 2025-06-03T11:00:00-08:00) OR provide timeZone parameter |
timeZone | string | No | Time zone (e.g., America/Los_Angeles). Required if datetime does not include offset. Defaults to America/Los_Angeles if not provided. |
attendees | array | No | Array of attendee email addresses |
sendUpdates | string | No | How to send updates to attendees: all, externalOnly, or none |
Output
| Parameter | Type | Description |
|---|---|---|
id | string | Event ID |
htmlLink | string | Event link |
status | string | Event status |
summary | string | Event title |
description | string | Event description |
location | string | Event location |
start | json | Event start |
end | json | Event end |
attendees | json | Event attendees |
creator | json | Event creator |
organizer | json | Event organizer |
google_calendar_list
List events from Google Calendar. Returns API-aligned fields only.
Input
| Parameter | Type | Required | Description |
|---|---|---|---|
calendarId | string | No | Calendar ID (defaults to primary) |
timeMin | string | No | Lower bound for events (RFC3339 timestamp, e.g., 2025-06-03T00:00:00Z) |
timeMax | string | No | Upper bound for events (RFC3339 timestamp, e.g., 2025-06-04T00:00:00Z) |
orderBy | string | No | Order of events returned (startTime or updated) |
showDeleted | boolean | No | Include deleted events |
Output
| Parameter | Type | Description |
|---|---|---|
nextPageToken | string | Next page token |
timeZone | string | Calendar time zone |
events | json | List of events |
google_calendar_get
Get a specific event from Google Calendar. Returns API-aligned fields only.
Input
| Parameter | Type | Required | Description |
|---|---|---|---|
calendarId | string | No | Calendar ID (defaults to primary) |
eventId | string | Yes | Event ID to retrieve |
Output
| Parameter | Type | Description |
|---|---|---|
id | string | Event ID |
htmlLink | string | Event link |
status | string | Event status |
summary | string | Event title |
description | string | Event description |
location | string | Event location |
start | json | Event start |
end | json | Event end |
attendees | json | Event attendees |
creator | json | Event creator |
organizer | json | Event organizer |
google_calendar_quick_add
Create events from natural language text. Returns API-aligned fields only.
Input
| Parameter | Type | Required | Description |
|---|---|---|---|
calendarId | string | No | Calendar ID (defaults to primary) |
text | string | Yes | Natural language text describing the event (e.g., "Meeting with John tomorrow at 3pm") |
attendees | array | No | Array of attendee email addresses (comma-separated string also accepted) |
sendUpdates | string | No | How to send updates to attendees: all, externalOnly, or none |
Output
| Parameter | Type | Description |
|---|---|---|
id | string | Event ID |
htmlLink | string | Event link |
status | string | Event status |
summary | string | Event title |
description | string | Event description |
location | string | Event location |
start | json | Event start |
end | json | Event end |
attendees | json | Event attendees |
creator | json | Event creator |
organizer | json | Event organizer |
google_calendar_invite
Invite attendees to an existing Google Calendar event. Returns API-aligned fields only.
Input
| Parameter | Type | Required | Description |
|---|---|---|---|
calendarId | string | No | Calendar ID (defaults to primary) |
eventId | string | Yes | Event ID to invite attendees to |
attendees | array | Yes | Array of attendee email addresses to invite |
sendUpdates | string | No | How to send updates to attendees: all, externalOnly, or none |
replaceExisting | boolean | No | Whether to replace existing attendees or add to them (defaults to false) |
Output
| Parameter | Type | Description |
|---|---|---|
id | string | Event ID |
htmlLink | string | Event link |
status | string | Event status |
summary | string | Event title |
description | string | Event description |
location | string | Event location |
start | json | Event start |
end | json | Event end |
attendees | json | Event attendees |
creator | json | Event creator |
organizer | json | Event organizer |