# CreateThingGroup
<a name="API_CreateThingGroup"></a>

Create a thing group.

**Note**  
This is a control plane operation. See [Authorization](https://docs.aws.amazon.com/iot/latest/developerguide/iot-authorization.html) for information about authorizing control plane actions.  
If the `ThingGroup` that you create has the exact same attributes as an existing `ThingGroup`, you will get a 200 success response. 

Requires permission to access the [CreateThingGroup](https://docs.aws.amazon.com/service-authorization/latest/reference/list_awsiot.html#awsiot-actions-as-permissions) action.

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

```
POST /thing-groups/thingGroupName HTTP/1.1
Content-type: application/json

{
   "parentGroupName": "string",
   "tags": [ 
      { 
         "Key": "string",
         "Value": "string"
      }
   ],
   "thingGroupProperties": { 
      "attributePayload": { 
         "attributes": { 
            "string" : "string" 
         },
         "merge": boolean
      },
      "thingGroupDescription": "string"
   }
}
```

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

The request uses the following URI parameters.

 ** [thingGroupName](#API_CreateThingGroup_RequestSyntax) **   <a name="iot-CreateThingGroup-request-uri-thingGroupName"></a>
The thing group name to create.  
Length Constraints: Minimum length of 1. Maximum length of 128.  
Pattern: `[a-zA-Z0-9:_-]+`   
Required: Yes

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

The request accepts the following data in JSON format.

 ** [parentGroupName](#API_CreateThingGroup_RequestSyntax) **   <a name="iot-CreateThingGroup-request-parentGroupName"></a>
The name of the parent thing group.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 128.  
Pattern: `[a-zA-Z0-9:_-]+`   
Required: No

 ** [tags](#API_CreateThingGroup_RequestSyntax) **   <a name="iot-CreateThingGroup-request-tags"></a>
Metadata which can be used to manage the thing group.  
Type: Array of [Tag](API_Tag.md) objects  
Required: No

 ** [thingGroupProperties](#API_CreateThingGroup_RequestSyntax) **   <a name="iot-CreateThingGroup-request-thingGroupProperties"></a>
The thing group properties.  
Type: [ThingGroupProperties](API_ThingGroupProperties.md) object  
Required: No

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

```
HTTP/1.1 200
Content-type: application/json

{
   "thingGroupArn": "string",
   "thingGroupId": "string",
   "thingGroupName": "string"
}
```

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

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

The following data is returned in JSON format by the service.

 ** [thingGroupArn](#API_CreateThingGroup_ResponseSyntax) **   <a name="iot-CreateThingGroup-response-thingGroupArn"></a>
The thing group ARN.  
Type: String

 ** [thingGroupId](#API_CreateThingGroup_ResponseSyntax) **   <a name="iot-CreateThingGroup-response-thingGroupId"></a>
The thing group ID.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 128.  
Pattern: `[a-zA-Z0-9\-]+` 

 ** [thingGroupName](#API_CreateThingGroup_ResponseSyntax) **   <a name="iot-CreateThingGroup-response-thingGroupName"></a>
The thing group name.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 128.  
Pattern: `[a-zA-Z0-9:_-]+` 

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

 ** InternalFailureException **   
An unexpected error has occurred.    
 ** message **   
The message for the exception.
HTTP Status Code: 500

 ** InvalidRequestException **   
The request is not valid.    
 ** message **   
The message for the exception.
HTTP Status Code: 400

 ** ResourceAlreadyExistsException **   
The resource already exists.    
 ** message **   
The message for the exception.  
 ** resourceArn **   
The ARN of the resource that caused the exception.  
 ** resourceId **   
The ID of the resource that caused the exception.
HTTP Status Code: 409

 ** ThrottlingException **   
The rate exceeds the limit.    
 ** message **   
The message for the exception.
HTTP Status Code: 400

## See Also
<a name="API_CreateThingGroup_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/iot-2015-05-28/CreateThingGroup) 
+  [AWS SDK for .NET V4](https://docs.aws.amazon.com/goto/DotNetSDKV4/iot-2015-05-28/CreateThingGroup) 
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/iot-2015-05-28/CreateThingGroup) 
+  [AWS SDK for Go v2](https://docs.aws.amazon.com/goto/SdkForGoV2/iot-2015-05-28/CreateThingGroup) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/iot-2015-05-28/CreateThingGroup) 
+  [AWS SDK for JavaScript V3](https://docs.aws.amazon.com/goto/SdkForJavaScriptV3/iot-2015-05-28/CreateThingGroup) 
+  [AWS SDK for Kotlin](https://docs.aws.amazon.com/goto/SdkForKotlin/iot-2015-05-28/CreateThingGroup) 
+  [AWS SDK for PHP V3](https://docs.aws.amazon.com/goto/SdkForPHPV3/iot-2015-05-28/CreateThingGroup) 
+  [AWS SDK for Python](https://docs.aws.amazon.com/goto/boto3/iot-2015-05-28/CreateThingGroup) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/iot-2015-05-28/CreateThingGroup)