Purchase an extension

After selecting an extension offering, use the ExtendTrainingPlan API to purchase the extension.

The following example uses an AWS CLI command to extend a training plan.

aws sagemaker extend-training-plan \
--training-plan-extension-offering-id "tpeo-SHA-256-hash-value"

This JSON document is a sample response from the SageMaker training plans API. The response includes the list of extensions for the training plan.

{
    "TrainingPlanExtensions": [
        {
            "TrainingPlanExtensionOfferingId": "tpeo-SHA-256-hash-value",
            "ExtendedAt": "2025-09-17T10:00:00Z",
            "StartDate": "2025-09-23T12:00:00Z",
            "EndDate": "2025-09-25T12:00:00Z",
            "Status": "Pending",
            "PaymentStatus": "Pending",
            "AvailabilityZone": "us-east-2a",
            "DurationHours": 48,
            "UpfrontFee": "xxxx.xx",
            "CurrencyCode": "USD"
        }
    ]
}

The following section defines the mandatory input request parameter for the ExtendTrainingPlan API operation.

Required parameters

When calling the ExtendTrainingPlan API to extend a training plan, you must provide the following value:

• TrainingPlanExtensionOfferingId: The ID of the extension offering you are purchasing. You can retrieve this ID from the TrainingPlanExtensionOfferings in the response of your SearchTrainingPlanOfferings API call. Its format should start with tpeo-*.