STEP 1
Connect Cal.com and OnceHub
Save credentials in WEXTL once. We store them encrypted and reuse the authorization across every workflow [3]. No coding or API skills required.
Cal.com and OnceHub Integration
Build scheduling workflows between Cal.com and OnceHub on a visual canvas — set up data fields sync between apps once and let data flow when events come automatically. Integration will work without code and your team will see the workflow inside WEXTL® builder.
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Learn about Cal.com and OnceHub
Detailed info you need to know about Cal.com and OnceHub integrations in WEXTL. Explore which modules apps support and how you connect them.
How to connect Cal.com to OnceHub
Set up your Cal.com and OnceHub integration in 3 simple steps [2] — no coding required. Up to 10 minutes setup.
STEP 2
Build a workflow
Paste selected Cal.com and OnceHub nodes onto the canvas [4], or describe what you want and WEXTL wires the flow together with AI Builder.
STEP 3
Map your data
Choose which fields need to sync between Cal.com and OnceHub. Use filters or leverage a JS custom code step in between — everything is on the canvas.
How does the integration between Cal.com and OnceHub work in WEXTL?
WEXTL exposes actions and triggers for Cal.com and OnceHub that help you connect apps and automate repetitive tasks [1]. A trigger is an event that happens, an action — a step that performs when the event has occurred.
Cal.com triggersOnceHub actions
Cal.com modules
- Add Booking AttendeeAdds an attendee to a booking.
- Add Booking GuestsAdds guests to a booking.
- Add Selected CalendarAdds a calendar to the selected set used for availability.
- Calculate Routing Form SlotsCalculates available slots for a routing-form response.
- Cancel BookingCancels an existing booking.
- Charge CreditsCharges credits against the account balance.
- Check Calendar ConnectionChecks the status of a calendar connection.
- Check ICS FeedChecks the status of an ICS calendar feed.
- Clear My Booking LimitsClears the authenticated user's booking limits.
- Confirm BookingConfirms a pending booking.
- Connect CalendarStarts a calendar connection flow.
- Create BookingCreates a new booking.
- Create Event TypeCreates a new event type.
- Create Event Type Private LinkCreates a private booking link for an event type.
- Create Event Type WebhookCreates a webhook scoped to an event type.
- Create Out-of-Office EntryCreates an out-of-office entry.
- Create ScheduleCreates a new availability schedule.
- Create TeamCreates a new team.
- Create Team MembershipAdds a member to a team.
- Create WorkflowCreates a new workflow.
- Decline BookingDeclines a pending booking.
- Delete All Event Type WebhooksDeletes all webhooks scoped to an event type.
- Delete Event TypeDeletes an event type.
- Delete Event Type Private LinkDeletes a private booking link.
- Delete Event Type WebhookDeletes a single event type webhook.
- Delete Out-of-Office EntryDeletes an out-of-office entry.
- Delete Reserved SlotReleases a reserved slot.
- Delete ScheduleDeletes an availability schedule.
- Delete TeamDeletes a team.
- Delete Team MembershipRemoves a member from a team.
- Delete WorkflowDeletes a workflow.
- Disconnect CalendarDisconnects a calendar connection.
- Get Available CreditsRetrieves the account's available credit balance.
- Get Average Booking DurationRetrieves average booking duration statistics.
- Get BookingRetrieves a single booking.
- Get Booking AttendeeRetrieves a single booking attendee.
- Get Booking by SeatRetrieves a booking by seat reference.
- Get Booking Calendar LinksRetrieves calendar links for a booking.
- Get Booking Event TrendsRetrieves booking volume trends.
- Get Booking KPI StatsRetrieves booking KPI statistics.
- Get Booking Member StatsRetrieves per-member booking statistics.
- Get Booking Routing TraceRetrieves the routing-form trace for a booking.
- Get Calendar Busy TimesRetrieves busy time blocks across connected calendars.
- Get Default ScheduleRetrieves the default availability schedule.
- Get Event TypeRetrieves a single event type.
- Get Event Type HistoryRetrieves the change history of an event type.
- Get Event Type Scheduling ConfigRetrieves the scheduling configuration of an event type.
- Get Event Type WebhookRetrieves a single event type webhook.
- Get My Booking LimitsRetrieves the authenticated user's booking limits.
- Get My ProfileRetrieves the authenticated user's profile.
OnceHub modules
- Book a Time SlotBook a time from the available time slots.
- Cancel a BookingCancel a booking by ID.
- Create a ContactCreate a new contact in your OnceHub account.
- Create a One Time LinkCreates a one time link for a Booking Calendar.
- Create a UserAdd or invite a new user to your OnceHub account.
- Delete a ContactDeletes a Contact.
- Get a BookingReturns a single booking by ID.
- Get a Booking CalendarReturns a single booking calendar by ID.
- Get a ContactGet a single contact.
- Get a TeamReturns a single team by ID.
- Get a UserReturns a single user by ID.
- Get a User Schedule AvailabilityReturns the scheduling availability for a user.
- List Booking CalendarReturns a list of all booking calendars in your account.
- List Booking Calendar SlotsReturns a list of available time slots for a booking calendar.
- List BookingsReturns a list of all bookings in the account.
- List ContactsList all contacts in your account.
- List SMS NotificationsReturns a list of SMS notifications sent from your account.
- List TeamsReturns a list of all teams in your account.
- List UsersReturns a list of all users in your account.
- Make an API CallPerform an arbitrary authorized API request to OneHub API.
- Reasign a BookingReassign an existing booking to a new host by ID.
- Request a RescheduleRequest to reschedule a booking by ID.
- Set a Booking as No ShowUpdate the booking status to no-show by ID.
- Update a ContactUpdate an existing contact in your OnceHub account.
- Update a UserUpdate an existing user's information in your OnceHub account.
- Watch BookingsWatch for a new booking record.
- Watch ContactsWatch for a new contact record.
- Watch EventsListen to new OnceHub webhook event.
- Watch SMS NotificationsWatch for a new SMS notifications.
Frequently asked questions
Common questions about connecting Cal.com and OnceHub.
Connect your Cal.com and OnceHub accounts once, pick a trigger in one app and an action in the other, then map the fields so data flows automatically between them. [3]
Example: when Cal.com's "Watch Bookings" fires, WEXTL can "Book a Time Slot" in OnceHub. Cal.com has 2 triggers (including Watch Bookings and Watch Webhooks); OnceHub has 25 actions (including Book a Time Slot, Cancel a Booking, and Create a Contact). Add filters and transforms between steps when you need them. [1]
Yes — the integration works in both directions. Use each app's triggers to start a workflow and the other app's actions to update it. [2]
No. Cal.com-to-OnceHub automations are built visually on the canvas. You can optionally add custom JavaScript with Functions when you need advanced logic. [4]
Yes. Trigger-based automations start the moment Cal.com (or OnceHub) fires a new event — webhook-backed apps run within seconds, and polling-only apps re-check on a schedule you control. [7]
A first automation typically takes 5–10 minutes: connect each app's credential once, drop a trigger + action onto the canvas, map the fields, and turn the workflow on.
You can build your Cal.com + OnceHub automation on a 3-day trial with every feature unlocked. Cancel anytime. For your protection, a small deposit is charged to your card when your trial starts. It counts toward your first payment and is non-refundable. [8]
References
List of sources used to gather information about the Cal.com and OnceHub integration.
- Cal.com and OnceHub integration source code, module specs and credentials implementation.
- Our Cal.com and OnceHub integration documentation, structured input and output parameters, scopes, and authentication methods.
- Official vendor API documentation for Cal.com and OnceHub — used to verify field meanings, authentication flows, and anything our own specs don't fully capture.
- WEXTL® visual workflow builder, anonymized data from our technical support team.
- Cal.com integration information
- OnceHub integration information
- WEXTL® Scheduling
- WEXTL® Pricing and Trial
- WEXTL® Apps Library