Coming Soon: Scheduling API - Build scheduling directly into your app without redirects, iframes, or Calendly-hosted UI. Ideal for AI assistants, automation tools, and custom portals.Sign up to get notified.
As of August 27, 2025, the V1 API is permanently deprecated. Please use theMigration Guideto update your integrations to the V2 API.
Enable users to create new Calendly accounts without leaving your app
Eliminate the drop offs that usually happen when your users are redirected from your app to sign up for a software that you’re integrated with.
By implementing OAuth 2.0, you can enable Calendly's new user sign up flow in your app so your users can sign up for a Calendly account without leaving it.