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# AWS::BedrockAgentCore::OnlineEvaluationConfig CloudWatchOutputConfig
<a name="aws-properties-bedrockagentcore-onlineevaluationconfig-cloudwatchoutputconfig"></a>

 The CloudWatch configuration for writing evaluation results to CloudWatch logs with embedded metric format. 

## Syntax
<a name="aws-properties-bedrockagentcore-onlineevaluationconfig-cloudwatchoutputconfig-syntax"></a>

To declare this entity in your CloudFormation template, use the following syntax:

### JSON
<a name="aws-properties-bedrockagentcore-onlineevaluationconfig-cloudwatchoutputconfig-syntax.json"></a>

```
{
  "[LogGroupName](#cfn-bedrockagentcore-onlineevaluationconfig-cloudwatchoutputconfig-loggroupname)" : String
}
```

### YAML
<a name="aws-properties-bedrockagentcore-onlineevaluationconfig-cloudwatchoutputconfig-syntax.yaml"></a>

```
  [LogGroupName](#cfn-bedrockagentcore-onlineevaluationconfig-cloudwatchoutputconfig-loggroupname): String
```

## Properties
<a name="aws-properties-bedrockagentcore-onlineevaluationconfig-cloudwatchoutputconfig-properties"></a>

`LogGroupName`  <a name="cfn-bedrockagentcore-onlineevaluationconfig-cloudwatchoutputconfig-loggroupname"></a>
 The name of the CloudWatch log group where evaluation results will be written. The log group will be created if it doesn't exist.   
*Required*: No  
*Type*: String  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)