[role="xpack"]
[testenv="platinum"]
[[ml-put-calendar]]
=== Create calendar API
++++
<titleabbrev>Create calendar</titleabbrev>
++++

Instantiates a calendar.

==== Request

`PUT _ml/calendars/<calendar_id>`

===== Description

For more information, see
{xpack-ref}/ml-calendars.html[Calendars and Scheduled Events].

==== Path Parameters

`calendar_id` (required)::
  (string) Identifier for the calendar.


==== Request Body

`description`::
  (string) A description of the calendar.


==== Authorization

You must have `manage_ml`, or `manage` cluster privileges to use this API.
For more information, see
{xpack-ref}/security-privileges.html[Security Privileges].


==== Examples

The following example creates the `planned-outages` calendar:

[source,js]
--------------------------------------------------
PUT _ml/calendars/planned-outages
--------------------------------------------------
// CONSOLE
// TEST[skip:need-license]

When the calendar is created, you receive the following results:
[source,js]
----
{
  "calendar_id": "planned-outages",
  "job_ids": []
}
----
// TESTRESPONSE