This is the new *CloudFormation Template Reference Guide*. Please update your bookmarks and links. For help getting started with CloudFormation, see the [AWS CloudFormation User Guide](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/Welcome.html).

# AWS::Lex::Bot ResponseSpecification
<a name="aws-properties-lex-bot-responsespecification"></a>

Specifies a list of message groups that Amazon Lex uses to respond the user input.

## Syntax
<a name="aws-properties-lex-bot-responsespecification-syntax"></a>

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

### JSON
<a name="aws-properties-lex-bot-responsespecification-syntax.json"></a>

```
{
  "[AllowInterrupt](#cfn-lex-bot-responsespecification-allowinterrupt)" : Boolean,
  "[MessageGroupsList](#cfn-lex-bot-responsespecification-messagegroupslist)" : [ MessageGroup, ... ]
}
```

### YAML
<a name="aws-properties-lex-bot-responsespecification-syntax.yaml"></a>

```
  [AllowInterrupt](#cfn-lex-bot-responsespecification-allowinterrupt): Boolean
  [MessageGroupsList](#cfn-lex-bot-responsespecification-messagegroupslist): 
    - MessageGroup
```

## Properties
<a name="aws-properties-lex-bot-responsespecification-properties"></a>

`AllowInterrupt`  <a name="cfn-lex-bot-responsespecification-allowinterrupt"></a>
Indicates whether the user can interrupt a speech response from Amazon Lex.  
*Required*: No  
*Type*: Boolean  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

`MessageGroupsList`  <a name="cfn-lex-bot-responsespecification-messagegroupslist"></a>
A collection of responses that Amazon Lex can send to the user. Amazon Lex chooses the actual response to send at runtime.  
*Required*: Yes  
*Type*: Array of [MessageGroup](aws-properties-lex-bot-messagegroup.md)  
*Minimum*: `1`  
*Maximum*: `5`  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)