> Calendly developer docs. For page Markdown, append .md to any URL.
> Index: https://developer.calendly.com/llms.txt
> API catalog: https://developer.calendly.com/.well-known/api-catalog
> OpenAPI: https://developer.calendly.com/openapi/calendly-api.yaml
> OAuth authorization server: https://calendly.com/.well-known/oauth-authorization-server
> MCP protected resource: https://mcp.calendly.com/.well-known/oauth-protected-resource
> Scheduling MCP endpoint: https://mcp.calendly.com
> Docs search MCP: https://developer.calendly.com/_mcp/server

# December 5, 2023

## Create Collective one-off (ad-hoc) meeting link API

You can now create collective one-off meeting links programmatically, enabling ad-hoc group scheduling through the API.

## List Event Type Hosts API

A new endpoint lets you retrieve the list of hosts associated with a given event type.