Integration
Connect Google Calendar and Omnisend
When Attendee Response Changed fires in Google Calendar, your agent runs Add email template in Omnisend, or New Contact in Omnisend to Create Event in Google Calendar. Describe the whole flow and it is built, tested on every scenario and kept running.
What the catalog holds today. Ask for anything missing and your agent reads the API documentation and adds it.
Build solutions, not workarounds.
What do you want Google Calendar and Omnisend to do together?
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Claude Code
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Setup guide (opens in a new tab)Example flows
What Google Calendar and Omnisend can do together
From Google Calendar to Omnisend
When Attendee Response Changed in Google Calendar
then Add email template in Omnisend
When Event Created in Google Calendar
then Send Customer Event in Omnisend
From Omnisend to Google Calendar
When New Contact in Omnisend
then Create Event in Google Calendar
When Updated Contacts in Omnisend
then Update Event in Google Calendar
Starting points drawn from the triggers and actions in the catalog today. Describe the flow you need, at any depth, and your agent builds it and tests every scenario before it ships.
Everything your agent can do with Google Calendar and Omnisend
Triggers and actions 8 triggers · 63 actions
Trigger
Attendee Response ChangedPolling trigger that fires when any attendee's RSVP changes to accepted, declined, or tentative. Returns attendee info and current status.
Trigger
Calendar Event SyncPolling trigger that returns full event data including details, attendees, and metadata. For real-time notifications with basic info, use Calendar Event Changes (webhook).
Trigger
Event Canceled or DeletedTriggers when a Google Calendar event is cancelled or deleted. Returns minimal data: event_id, summary (if available), and cancellation timestamp.
Trigger
Event CreatedPolling trigger that fires when a new calendar event is created. Returns event ID, summary, start/end times, and organizer info.
Trigger
Event Starting SoonTriggers when a calendar event is within a configured number of minutes from starting. Returns event details, time remaining, attendees, and join links when available.
Trigger
Event UpdatedTriggers when an existing Google Calendar event is modified. Returns the event ID, change type, and the specific fields that changed with their previous and new values.
Action
Calendar List InsertInserts an existing calendar into the user's calendar list.
Action
Calendar List UpdateUpdates an existing entry on the user\'s calendar list.
Action
Calendars DeleteDeletes a secondary calendar. use calendars.clear for clearing all events on primary calendars.
Action
Calendars UpdateUpdates metadata for a calendar.
Action
Create EventCreates an event on a google calendar, needing rfc3339 utc start/end times (end after start) and write access to the calendar. by default, adds the organizer as an attendee unless exclude organizer is set to true.
Action
Delete EventDeletes a specified event by `event id` from a google calendar (`calendar id`); this action is idempotent and raises a 404 error if the event is not found.
Action
Duplicate CalendarCreates a new, empty google calendar with the specified title (summary).
Action
Events InstancesReturns instances of the specified recurring event.
Action
Events ListReturns events on the specified calendar.
Action
Events MoveMoves an event to another calendar, i.e., changes an event's organizer.
Action
Events WatchWatch for changes to events resources.
Action
Find EventFinds 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 provided.
Action
Find Free SlotsFinds free/busy time slots in google calendars for specified calendars within a defined time range (defaults to the current day utc if `time min`/`time max` are omitted), enhancing busy intervals with event details; `time min` must precede `time max` if both are provided.
Action
Free Busy QueryReturns free/busy information for a set of calendars.
Action
Get CalendarRetrieves a specific google calendar, identified by `calendar id`, to which the authenticated user has access.
Action
Get Current Date TimeGets the current date and time, allowing for a specific timezone offset.
Action
List Acl RulesRetrieves the list of access control rules (acls) for a specified calendar, providing the necessary 'rule id' values required for updating specific acl rules.
Action
List CalendarsRetrieves calendars from the user's google calendar list, with options for pagination and filtering.
Action
Patch CalendarPartially updates (patches) an existing google calendar, modifying only the fields provided; `summary` is mandatory and cannot be an empty string, and an empty string for `description` or `location` clears them.
Action
Patch EventUpdates 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 valid and the user has write access to the calendar.
Action
Quick AddParses 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 events, and `calendar id` must be valid if not 'primary'.
Action
Remove AttendeeRemoves an attendee from a specified event in a google calendar; the calendar and event must exist.
Action
Settings ListReturns all user settings for the authenticated user.
Action
Settings WatchWatch for changes to settings resources.
Action
Sync EventsSynchronizes google calendar events, performing a full sync if no `sync token` is provided or if a 410 gone error (due to an expired token) necessitates it, otherwise performs an incremental sync for events changed since the `sync token` was issued.
Action
Update Acl RuleUpdates an access control rule for the specified calendar.
Action
Update EventUpdates an existing event by `event id` in a google calendar; this is a full put replacement, so provide all desired fields as unspecified ones may be cleared or reset.
Trigger
New ContactTriggers when a new contact is added to your Omnisend account, optionally limited to a subscription status, segment or tag.
Trigger
Updated ContactsTriggers when a contact is created or updated in Omnisend, newest changes first.
Action
Add email templateCreates a new email template in Omnisend with a name, general style settings and content sections.
Action
Add productCreates a product in your Omnisend catalog, with optional variants, images, categories and tags.
Action
Add product categoryCreates a new product category in your Omnisend store.
Action
Add segmentCreates a new contact segment in Omnisend from a name and a set of condition rules.
Action
Add tags to contactsAdds one or more tags to contacts chosen by contact ID, email, phone number or segment. Tagging happens in the background, so tags may take a moment to appear.
Action
Cancel CampaignCancels a scheduled or paused campaign (or a started email campaign) in Omnisend and marks it as canceled.
Action
Copy CampaignCreates a new draft copy of an existing campaign, including its content, audience and settings. The copy is named "Copy of: " followed by the original name.
Action
Create CampaignCreates a new draft campaign (email or SMS; regular, A/B test or booster) in Omnisend and returns the created campaign.
Action
Create SubscriberCreates a subscriber (contact) in Omnisend, or updates the existing contact with the same email address.
Action
Delete CampaignDeletes a campaign from your Omnisend account.
Action
Delete Email TemplateDeletes an email template from your Omnisend account by its ID.
Action
Delete ImageDeletes an image from the Omnisend image library by its ID.
Action
Delete productDeletes a product from the Omnisend product catalog by its ID.
Action
Delete SegmentPermanently deletes a segment in Omnisend.
Action
Find CampaignReturns a single Omnisend campaign by its ID, including its name, status, channel, audience, content and sending settings.
Action
Find CampaignsReturns campaigns whose name contains the given text, optionally filtered by status, channel, type and created/updated dates.
Action
Find Email TemplateReturns a single email template, including its name, layout sections and general settings, looked up by its ID.
Action
Find Email TemplatesReturns email templates whose names contain the given text.
Action
Find ImageReturns a single image from your Omnisend image library by its ID, including its URL, size and dimensions.
Action
Find ImagesReturns images in your Omnisend library whose names contain the search text.
Action
Find SegmentReturns an Omnisend segment by its ID, including its name, status and condition rules.
Action
Find SegmentsFinds segments whose name contains the given text.
Action
Get contactReturns a single Omnisend contact by its ID, including profile details, identifiers, tags, segments and custom properties.
Action
Get productReturns a single product from your Omnisend catalog by its ID, including its variants, images, categories and stock status.
Action
Get Segment StatisticsReturns statistics for a segment, including how many contacts it currently contains.
Action
Import Email TemplateCreates a new Omnisend email template by importing raw HTML. Returns the created template.
Action
List contactsReturns Omnisend contacts, optionally filtered by email, phone, subscription status, segment, tag or last-update time.
Action
Remove tags from contactsRemoves one or more tags from contacts chosen by contact ID, email, phone number or segment. Omnisend processes the removal in the background.
Action
Render Email TemplateRenders an email template and returns its full HTML body for preview.
Action
Send Customer EventSends a customer event (custom or recommended) to Omnisend for a contact, creating or updating the contact and triggering any automations based on that event.
Action
Update CampaignUpdates a draft campaign's name, language, content, audience, sending settings, booster or A/B test settings. Only campaigns still in draft can be updated.
Action
Update contactUpdates an existing Omnisend contact by its ID, changing only the fields you fill in, and returns the updated contact.
Action
Update email templateFully replaces an existing Omnisend email template's name, sections and general settings, and returns the updated template.
Action
Update productReplaces an existing product in your Omnisend catalog with the details you provide. Fields left blank are not kept from the previous version.
Action
Update segmentUpdates an existing segment's name and rules. The segment can't be updated while it is being built.
Action
Upload ImageUploads an image to your Omnisend image library from a publicly accessible URL and returns the stored image details.
No trigger or action matches that. Ask your agent to add it: it reads the API documentation and builds what you describe.
Each app on its own
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Questions
Google Calendar and Omnisend, answered
What can start an automation from Google Calendar?
Any of Google Calendar's 6 triggers in the catalog, including Attendee Response Changed, Event Created, Event Updated and Calendar Event Sync. Describe the moment in plain language and your agent picks the right one.
What can your agent do in Omnisend when something happens in Google Calendar?
Any of Omnisend's 36 actions, including Create Campaign, Create Subscriber, Send Customer Event and Update Campaign. Your agent maps the data both ways and tests every scenario before it ships.
Can it also run from Omnisend to Google Calendar?
Yes. When something happens in Omnisend, your agent can act in Google Calendar too. This page covers both directions: Omnisend's triggers and Google Calendar's actions are listed here as well.
Do I have to build a connector for Google Calendar or Omnisend?
No. Both are in the catalog with their triggers and actions. You describe the automation; your agent builds it, tests every scenario and keeps it running.
What happens when something fails?
Your agent works that out for you. It plans the failure paths along with the happy path, then tests every scenario before it ships.
Is there a free plan?
Yes. Every plan includes the agent, including free, and building from your own AI client spends no assistant credits.