End of support notice: On September 15, 2025, AWS will discontinue support for Amazon Lex V1. After September 15, 2025, you will no longer be able to access the Amazon Lex V1 console or Amazon Lex V1 resources. If you are using Amazon Lex V2, refer to the [Amazon Lex V2 guide](https://docs.aws.amazon.com/lexv2/latest/dg/what-is.html) instead. . 

# TagResource
<a name="API_TagResource"></a>

Adds the specified tags to the specified resource. If a tag key already exists, the existing value is replaced with the new value.

## Request Syntax
<a name="API_TagResource_RequestSyntax"></a>

```
POST /tags/resourceArn HTTP/1.1
Content-type: application/json

{
   "tags": [ 
      { 
         "key": "string",
         "value": "string"
      }
   ]
}
```

## URI Request Parameters
<a name="API_TagResource_RequestParameters"></a>

The request uses the following URI parameters.

 ** [resourceArn](#API_TagResource_RequestSyntax) **   <a name="lex-TagResource-request-uri-resourceArn"></a>
The Amazon Resource Name (ARN) of the bot, bot alias, or bot channel to tag.  
Length Constraints: Minimum length of 1. Maximum length of 1011.  
Required: Yes

## Request Body
<a name="API_TagResource_RequestBody"></a>

The request accepts the following data in JSON format.

 ** [tags](#API_TagResource_RequestSyntax) **   <a name="lex-TagResource-request-tags"></a>
A list of tag keys to add to the resource. If a tag key already exists, the existing value is replaced with the new value.  
Type: Array of [Tag](API_Tag.md) objects  
Array Members: Minimum number of 0 items. Maximum number of 200 items.  
Required: Yes

## Response Syntax
<a name="API_TagResource_ResponseSyntax"></a>

```
HTTP/1.1 204
```

## Response Elements
<a name="API_TagResource_ResponseElements"></a>

If the action is successful, the service sends back an HTTP 204 response with an empty HTTP body.

## Errors
<a name="API_TagResource_Errors"></a>

 ** BadRequestException **   
The request is not well formed. For example, a value is invalid or a required field is missing. Check the field values, and try again.  
HTTP Status Code: 400

 ** ConflictException **   
 There was a conflict processing the request. Try your request again.   
HTTP Status Code: 409

 ** InternalFailureException **   
An internal Amazon Lex error occurred. Try your request again.  
HTTP Status Code: 500

 ** LimitExceededException **   
The request exceeded a limit. Try your request again.  
HTTP Status Code: 429

 ** NotFoundException **   
The resource specified in the request was not found. Check the resource and try again.  
HTTP Status Code: 404

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

For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS Command Line Interface V2](https://docs.aws.amazon.com/goto/cli2/lex-models-2017-04-19/TagResource) 
+  [AWS SDK for .NET V4](https://docs.aws.amazon.com/goto/DotNetSDKV4/lex-models-2017-04-19/TagResource) 
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/lex-models-2017-04-19/TagResource) 
+  [AWS SDK for Go v2](https://docs.aws.amazon.com/goto/SdkForGoV2/lex-models-2017-04-19/TagResource) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/lex-models-2017-04-19/TagResource) 
+  [AWS SDK for JavaScript V3](https://docs.aws.amazon.com/goto/SdkForJavaScriptV3/lex-models-2017-04-19/TagResource) 
+  [AWS SDK for Kotlin](https://docs.aws.amazon.com/goto/SdkForKotlin/lex-models-2017-04-19/TagResource) 
+  [AWS SDK for PHP V3](https://docs.aws.amazon.com/goto/SdkForPHPV3/lex-models-2017-04-19/TagResource) 
+  [AWS SDK for Python](https://docs.aws.amazon.com/goto/boto3/lex-models-2017-04-19/TagResource) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/lex-models-2017-04-19/TagResource)