OnceHub
Scheduling platform API for bookings, booking calendars, availability, contacts, users, teams, SMS notifications and webhooks.
Free account. No credit card required.
Three ways to use OnceHub
Ask your specialist
Pull data, take actions, or answer questions with this integration, right in a conversation.
Build a workflow
Create automated workflows that trigger on events, run on a schedule, or chain multiple tools together.
Power an app
Use this integration as a data source or action layer behind a dashboard, form, or internal tool.
Supported tools
Actions your AI agents can perform with OnceHub.
Add a new contact
Creates a contact; requires first_name, last_name and an email or mobile_phone.
Add a new user
Adds or invites a new user to the account.
Book a time slot
Books one of the available time slots on a booking calendar.
Cancel a booking
Cancels a booking by ID.
Create a one-time link
Creates a one-time booking link for a published booking calendar.
Create a webhook
Creates a webhook subscription for booking and conversation events.