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

Associates tags with an OpenSearch Serverless resource. For more information, see [Tagging Amazon OpenSearch Serverless collections](https://docs.aws.amazon.com/opensearch-service/latest/developerguide/tag-collection.html).

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

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

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

For information about the parameters that are common to all actions, see [Common Parameters](CommonParameters.md).

The request accepts the following data in JSON format.

 ** [resourceArn](#API_TagResource_RequestSyntax) **   <a name="opensearchserverless-TagResource-request-resourceArn"></a>
The Amazon Resource Name (ARN) of the resource. The resource must be active (not in the `DELETING` state), and must be owned by the account ID included in the request.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 1011.  
Required: Yes

 ** [tags](#API_TagResource_RequestSyntax) **   <a name="opensearchserverless-TagResource-request-tags"></a>
A list of tags (key-value pairs) to add to the resource. All tag keys in the request must be unique.  
Type: Array of [Tag](API_Tag.md) objects  
Array Members: Minimum number of 0 items. Maximum number of 50 items.  
Required: Yes

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

If the action is successful, the service sends back an HTTP 200 response with an empty HTTP body.

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

For information about the errors that are common to all actions, see [Common Error Types](CommonErrors.md).

 ** ConflictException **   
When creating a resource, thrown when a resource with the same name already exists or is being created.  
HTTP Status Code: 400

 ** InternalServerException **   
Thrown when an error internal to the service occurs while processing a request.  
HTTP Status Code: 500

 ** ResourceNotFoundException **   
Thrown when accessing or deleting a resource that does not exist.  
HTTP Status Code: 400

 ** ServiceQuotaExceededException **   
Thrown when you attempt to create more resources than the service allows based on service quotas.  
HTTP Status Code: 400

 ** ValidationException **   
Thrown when the HTTP request contains invalid input or is missing required input.  
HTTP Status Code: 400

## 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/opensearchserverless-2021-11-01/TagResource) 
+  [AWS SDK for .NET V4](https://docs.aws.amazon.com/goto/DotNetSDKV4/opensearchserverless-2021-11-01/TagResource) 
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/opensearchserverless-2021-11-01/TagResource) 
+  [AWS SDK for Go v2](https://docs.aws.amazon.com/goto/SdkForGoV2/opensearchserverless-2021-11-01/TagResource) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/opensearchserverless-2021-11-01/TagResource) 
+  [AWS SDK for JavaScript V3](https://docs.aws.amazon.com/goto/SdkForJavaScriptV3/opensearchserverless-2021-11-01/TagResource) 
+  [AWS SDK for Kotlin](https://docs.aws.amazon.com/goto/SdkForKotlin/opensearchserverless-2021-11-01/TagResource) 
+  [AWS SDK for PHP V3](https://docs.aws.amazon.com/goto/SdkForPHPV3/opensearchserverless-2021-11-01/TagResource) 
+  [AWS SDK for Python](https://docs.aws.amazon.com/goto/boto3/opensearchserverless-2021-11-01/TagResource) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/opensearchserverless-2021-11-01/TagResource)