API ReferenceEndpoint reference for the customer-facing OmniLab API, and the pages to read before you call it.Copy MarkdownOpen1 min read·UPDATED 20 AUG 2026The Booking API is the published endpoint reference; read Authentication first. API ReferenceBooking APIList and cancel a contact's bookings.Getting StartedAuthenticationRequest and use a machine-to-machine access token.WebhooksWebhooksReceive events without polling the API.Customer accountsSync contacts to your systemsThe documented booking, CRM and analytics patterns.