Managed Clusters - Start

Service:

AKS

API Version:

2026-01-01

Starts a previously stopped Managed Cluster
See starting a cluster for more details about starting a cluster.

POST https://management.azure.com/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.ContainerService/managedClusters/{resourceName}/start?api-version=2026-01-01

URI Parameters

Name	In	Required	Type	Description
resourceGroupName	path	True	string minLength: 1 maxLength: 90	The name of the resource group. The name is case insensitive.
resourceName	path	True	string minLength: 1 maxLength: 63 pattern: ^[a-zA-Z0-9]$|^[a-zA-Z0-9][-_a-zA-Z0-9]{0,61}[a-zA-Z0-9]$	The name of the managed cluster resource.
subscriptionId	path	True	string (uuid)	The ID of the target subscription. The value must be an UUID.
api-version	query	True	string minLength: 1	The API version to use for this operation.

Responses

Name	Type	Description
202 Accepted		Resource operation accepted. Headers Location: string Retry-After: integer
204 No Content		There is no content to send for this request, but the headers may be useful.
Other Status Codes	ErrorResponse	An unexpected error response.

Security

azure_auth

Azure Active Directory OAuth2 Flow.

Type: oauth2
Flow: implicit
Authorization URL: https://login.microsoftonline.com/common/oauth2/authorize

Scopes

Name	Description
user_impersonation	impersonate your user account

Examples

Start Managed Cluster

Sample request

HTTP

POST https://management.azure.com/subscriptions/00000000-0000-0000-0000-000000000000/resourceGroups/rg1/providers/Microsoft.ContainerService/managedClusters/clustername1/start?api-version=2026-01-01

Java

/**
 * Samples for ManagedClusters Start.
 */
public final class Main {
    /*
     * x-ms-original-file: 2026-01-01/ManagedClustersStart.json
     */
    /**
     * Sample code: Start Managed Cluster.
     * 
     * @param manager Entry point to ContainerServiceManager.
     */
    public static void startManagedCluster(com.azure.resourcemanager.containerservice.ContainerServiceManager manager) {
        manager.serviceClient().getManagedClusters().start("rg1", "clustername1", com.azure.core.util.Context.NONE);
    }
}

To use the Azure SDK library in your project, see this documentation. To provide feedback on this code sample, open a GitHub issue

Python

from azure.identity import DefaultAzureCredential

from azure.mgmt.containerservice import ContainerServiceClient

"""
# PREREQUISITES
    pip install azure-identity
    pip install azure-mgmt-containerservice
# USAGE
    python managed_clusters_start.py

    Before run the sample, please set the values of the client ID, tenant ID and client secret
    of the AAD application as environment variables: AZURE_CLIENT_ID, AZURE_TENANT_ID,
    AZURE_CLIENT_SECRET. For more info about how to get the value, please see:
    https://docs.microsoft.com/azure/active-directory/develop/howto-create-service-principal-portal
"""


def main():
    client = ContainerServiceClient(
        credential=DefaultAzureCredential(),
        subscription_id="SUBSCRIPTION_ID",
    )

    client.managed_clusters.begin_start(
        resource_group_name="rg1",
        resource_name="clustername1",
    ).result()


# x-ms-original-file: 2026-01-01/ManagedClustersStart.json
if __name__ == "__main__":
    main()

To use the Azure SDK library in your project, see this documentation. To provide feedback on this code sample, open a GitHub issue

Go

package armcontainerservice_test

import (
	"context"
	"log"

	"github.com/Azure/azure-sdk-for-go/sdk/azidentity"
	"github.com/Azure/azure-sdk-for-go/sdk/resourcemanager/containerservice/armcontainerservice/v9"
)

// Generated from example definition: 2026-01-01/ManagedClustersStart.json
func ExampleManagedClustersClient_BeginStart() {
	cred, err := azidentity.NewDefaultAzureCredential(nil)
	if err != nil {
		log.Fatalf("failed to obtain a credential: %v", err)
	}
	ctx := context.Background()
	clientFactory, err := armcontainerservice.NewClientFactory("00000000-0000-0000-0000-000000000000", cred, nil)
	if err != nil {
		log.Fatalf("failed to create client: %v", err)
	}
	poller, err := clientFactory.NewManagedClustersClient().BeginStart(ctx, "rg1", "clustername1", nil)
	if err != nil {
		log.Fatalf("failed to finish the request: %v", err)
	}
	_, err = poller.PollUntilDone(ctx, nil)
	if err != nil {
		log.Fatalf("failed to pull the result: %v", err)
	}
}

To use the Azure SDK library in your project, see this documentation. To provide feedback on this code sample, open a GitHub issue

JavaScript

const { ContainerServiceClient } = require("@azure/arm-containerservice");
const { DefaultAzureCredential } = require("@azure/identity");

/**
 * This sample demonstrates how to see [starting a cluster](https://docs.microsoft.com/azure/aks/start-stop-cluster) for more details about starting a cluster.
 *
 * @summary see [starting a cluster](https://docs.microsoft.com/azure/aks/start-stop-cluster) for more details about starting a cluster.
 * x-ms-original-file: 2026-01-01/ManagedClustersStart.json
 */
async function startManagedCluster() {
  const credential = new DefaultAzureCredential();
  const subscriptionId = "00000000-0000-0000-0000-000000000000";
  const client = new ContainerServiceClient(credential, subscriptionId);
  await client.managedClusters.start("rg1", "clustername1");
}

To use the Azure SDK library in your project, see this documentation. To provide feedback on this code sample, open a GitHub issue

Sample response

Status code:

202

location: https://management.azure.com/subscriptions/00000000-0000-0000-0000-000000000000/providers/Microsoft.ContainerService/locations/eastus/operationresults/00000000-0000-0000-0000-000000000000?api-version=2017-08-31

Status code:

204

Definitions

Name	Description
ErrorAdditionalInfo	The resource management error additional info.
ErrorDetail	The error detail.
ErrorResponse	Error response

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.