Disclaimer: This is not an official API from Calendly. While we strive to ensure maximum uptime, changes introduced by Calendly may disrupt the API’s functionality at any time. Please keep this in mind when building on top of our API.

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Welcome

As of the date of this writing (01/25/2025), Calendly does not offer a way to automatically schedule events via its API (see Calendly API reference). With our API, you can schedule events directly in Calendly. Learn how to automate your Calendly scheduling.

Create Event Endpoint

View the API documentation
Note: Currently the API only supports Calendly event types set to English, German, French and Spanish. Please reach out, if you’d like us to support more languages. We can add more languages if there is a demand.

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Authentication

All API endpoints are authenticated using API keys passed on through the request header. 
"header": {
  {
    "X-API-Key": "<YOUR API KEY GOES HERE>"
  }
}