# Enable an API key

**PUT /groups/{groupId}/apps/{appId}/api_keys/{apiKeyId}/enable**

Enable an [API key](https://www.mongodb.com/ko-kr/docs/atlas/app-services/authentication/api-key).


## Servers
- The root API resource and starting point for the App Services API.: https://services.cloud.mongodb.com/api/admin/v3.0 (The root API resource and starting point for the App Services API.)


## Authentication methods
- Token auth


## Parameters

#### Path parameters
- **groupId** (string)
  An Atlas [Project/Group
ID](https://docs.atlas.mongodb.com/tutorial/manage-projects/).
- **appId** (string)
  The ObjectID of your application.
[The App Services API Project and Application IDs section](#section/Project-and-Application-IDs) demonstrates how to find this
value.
- **apiKeyId** (string)
  The unique `_id` value of an API key



## Responses
### 204: The API key was successfully enabled.


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