# EvaluatorModelConfig
<a name="API_EvaluatorModelConfig"></a>

 The model configuration that specifies which foundation model to use for evaluation and how to configure it. 

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

**Important**  
This data type is a UNION, so only one of the following members can be specified when used or returned.

 ** bedrockEvaluatorModelConfig **   <a name="bedrockagentcorecontrol-Type-EvaluatorModelConfig-bedrockEvaluatorModelConfig"></a>
 The Amazon Bedrock model configuration for evaluation.   
Type: [BedrockEvaluatorModelConfig](API_BedrockEvaluatorModelConfig.md) object  
Required: No

 ** responsesEvaluatorModelConfig **   <a name="bedrockagentcorecontrol-Type-EvaluatorModelConfig-responsesEvaluatorModelConfig"></a>
 The OpenResponses model configuration for evaluation.   
Type: [OpenResponsesEvaluatorModelConfig](API_OpenResponsesEvaluatorModelConfig.md) object  
Required: No

## See Also
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For more information about using this API in one of the language-specific Amazon SDKs, see the following:
+  [Amazon SDK for C\+\+](https://docs.amazonaws.cn/goto/SdkForCpp/bedrock-agentcore-control-2023-06-05/EvaluatorModelConfig) 
+  [Amazon SDK for Java V2](https://docs.amazonaws.cn/goto/SdkForJavaV2/bedrock-agentcore-control-2023-06-05/EvaluatorModelConfig) 
+  [Amazon SDK for Ruby V3](https://docs.amazonaws.cn/goto/SdkForRubyV3/bedrock-agentcore-control-2023-06-05/EvaluatorModelConfig)