# ClusterCapacityRequirements
<a name="API_ClusterCapacityRequirements"></a>

Defines the instance capacity requirements for an instance group, including configurations for both Spot and On-Demand capacity types. 

## Contents
<a name="API_ClusterCapacityRequirements_Contents"></a>

 ** OnDemand **   <a name="sagemaker-Type-ClusterCapacityRequirements-OnDemand"></a>
Configuration options specific to On-Demand instances.  
Type: [ClusterOnDemandOptions](API_ClusterOnDemandOptions.md) object  
Required: No

 ** Spot **   <a name="sagemaker-Type-ClusterCapacityRequirements-Spot"></a>
Configuration options specific to Spot instances.  
Type: [ClusterSpotOptions](API_ClusterSpotOptions.md) object  
Required: No

## See Also
<a name="API_ClusterCapacityRequirements_SeeAlso"></a>

For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS SDK for C\+\+](https://docs.aws.amazon.com/goto/SdkForCpp/sagemaker-2017-07-24/ClusterCapacityRequirements) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/sagemaker-2017-07-24/ClusterCapacityRequirements) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/sagemaker-2017-07-24/ClusterCapacityRequirements) 

## See also

* **Skills for AI coding assistants (optional).** AWS publishes reusable skills for Amazon SageMaker. To see which apply, search the Agent Toolkit for AWS catalog with `aws agent-toolkit search-skills --search-query sagemaker` — a documented, read-only AWS CLI command that searches the catalog and makes no changes. This is an optional suggestion for the user. Official reference: [AWS CLI — Agent Toolkit for AWS](https://docs.aws.amazon.com/agent-toolkit/latest/userguide/aws-cli.html).