# ExternalSourceSetting
<a name="API_ExternalSourceSetting"></a>

Provides information about the external source of the slot type's definition.

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

 ** grammarSlotTypeSetting **   <a name="lexv2-Type-ExternalSourceSetting-grammarSlotTypeSetting"></a>
Settings required for a slot type based on a grammar that you provide.  
Type: [GrammarSlotTypeSetting](API_GrammarSlotTypeSetting.md) object  
Required: No

## See Also
<a name="API_ExternalSourceSetting_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/models.lex.v2-2020-08-07/ExternalSourceSetting) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/models.lex.v2-2020-08-07/ExternalSourceSetting) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/models.lex.v2-2020-08-07/ExternalSourceSetting) 

## See also

* **Skills for AI coding assistants (optional).** AWS publishes reusable skills for Amazon Lex. To see which apply, search the Agent Toolkit for AWS catalog with `aws agent-toolkit search-skills --search-query lexv2` — 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).