# List Data API versions

**GET /groups/{groupId}/apps/{appId}/data_api/versions**

List all possible Data API versions.


## 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.



## Responses
### 200: OK

#### Body Parameters: application/json (array[string])
array[string]

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