Serverless Endpoints - Regenerate Keys

Service:: Machine Learning

API Version:: 2025-09-01

Regenerate EndpointAuthKeys for an Endpoint using Key-based authentication (asynchronous).

POST https://management.azure.com/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.MachineLearningServices/workspaces/{workspaceName}/serverlessEndpoints/{name}/regenerateKeys?api-version=2025-09-01

URI Parameters

Name	In	Required	Type	Description
name	path	True	string pattern: ^[a-zA-Z0-9][a-zA-Z0-9\-_]{0,254}$	Serverless Endpoint name.
resourceGroupName	path	True	string minLength: 1 maxLength: 90	The name of the resource group. The name is case insensitive.
subscriptionId	path	True	string minLength: 1	The ID of the target subscription.
workspaceName	path	True	string pattern: ^[a-zA-Z0-9][a-zA-Z0-9_-]{2,32}$	Name of Azure Machine Learning workspace.
api-version	query	True	string minLength: 1	The API version to use for this operation.

Request Body

Name	Required	Type	Description
keyType	True	KeyType	[Required] Specification for which type of key to generate. Primary or Secondary.
keyValue		string	The value the key is set to.

Responses

Name	Type	Description
200 OK	EndpointAuthKeys	Success
202 Accepted		Accepted Headers Location: string Retry-After: integer
Other Status Codes	ErrorResponse	Error

Name

Type

Description

200 OK

EndpointAuthKeys

Success

202 Accepted

Accepted

Headers

Location: string
Retry-After: integer

Other Status Codes

ErrorResponse

Error

Examples

RegenerateKeys Workspace Serverless Endpoint.

Sample request

HTTP

POST https://management.azure.com/subscriptions/00000000-1111-2222-3333-444444444444/resourceGroups/test-rg/providers/Microsoft.MachineLearningServices/workspaces/my-aml-workspace/serverlessEndpoints/string/regenerateKeys?api-version=2025-09-01

{
  "keyType": "Primary",
  "keyValue": "string"
}

Sample response

Status code:: 200

{
  "primaryKey": "string",
  "secondaryKey": "string"
}

Status code:: 202

Azure-AsyncOperation: https://management.azure.com/subscriptions/...pathToOperationStatus...

Definitions

Name	Description
EndpointAuthKeys	Keys for endpoint authentication.
ErrorAdditionalInfo	The resource management error additional info.
ErrorDetail	The error detail.
ErrorResponse	Error response
KeyType
RegenerateEndpointKeysRequest

EndpointAuthKeys

Object

Keys for endpoint authentication.

Name	Type	Description
primaryKey	string	The primary key.
secondaryKey	string	The secondary key.

ErrorAdditionalInfo

Object

The resource management error additional info.

Name	Type	Description
info	object	The additional info.
type	string	The additional info type.

ErrorDetail

Object

The error detail.

Name	Type	Description
additionalInfo	ErrorAdditionalInfo[]	The error additional info.
code	string	The error code.
details	ErrorDetail[]	The error details.
message	string	The error message.
target	string	The error target.

ErrorResponse

Object

Error response

Name	Type	Description
error	ErrorDetail	The error object.

KeyType

Enumeration

Value	Description
Primary
Secondary

RegenerateEndpointKeysRequest

Object

Name	Type	Description
keyType	KeyType	[Required] Specification for which type of key to generate. Primary or Secondary.
keyValue	string	The value the key is set to.