# CreateProject
<a name="API_CreateProject"></a>

**Important**  
The Amazon IoT SiteWise Monitor feature will no longer be open to new customers starting November 7, 2025 . If you would like to use the Amazon IoT SiteWise Monitor feature, sign up prior to that date. Existing customers can continue to use the service as normal. For more information, see [Amazon IoT SiteWise Monitor availability change](https://docs.amazonaws.cn/iot-sitewise/latest/appguide/iotsitewise-monitor-availability-change.html).

Creates a project in the specified portal.

**Note**  
Make sure that the project name and description don't contain confidential information.

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

```
POST /projects HTTP/1.1
Content-type: application/json

{
   "clientToken": "string",
   "portalId": "string",
   "projectDescription": "string",
   "projectName": "string",
   "tags": { 
      "string" : "string" 
   }
}
```

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

The request does not use any URI parameters.

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

The request accepts the following data in JSON format.

 ** [clientToken](#API_CreateProject_RequestSyntax) **   <a name="iotsitewise-CreateProject-request-clientToken"></a>
A unique case-sensitive identifier that you can provide to ensure the idempotency of the request. Don't reuse this client token if a new idempotent request is required.  
Type: String  
Length Constraints: Minimum length of 36. Maximum length of 64.  
Pattern: `\S{36,64}`   
Required: No

 ** [portalId](#API_CreateProject_RequestSyntax) **   <a name="iotsitewise-CreateProject-request-portalId"></a>
The ID of the portal in which to create the project.  
Type: String  
Length Constraints: Fixed length of 36.  
Pattern: `^(?!00000000-0000-0000-0000-000000000000)[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$`   
Required: Yes

 ** [projectDescription](#API_CreateProject_RequestSyntax) **   <a name="iotsitewise-CreateProject-request-projectDescription"></a>
A description for the project.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 2048.  
Pattern: `[^\u0000-\u001F\u007F]+`   
Required: No

 ** [projectName](#API_CreateProject_RequestSyntax) **   <a name="iotsitewise-CreateProject-request-projectName"></a>
A friendly name for the project.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 256.  
Pattern: `[^\u0000-\u001F\u007F]+`   
Required: Yes

 ** [tags](#API_CreateProject_RequestSyntax) **   <a name="iotsitewise-CreateProject-request-tags"></a>
A list of key-value pairs that contain metadata for the project. For more information, see [Tagging your Amazon IoT SiteWise resources](https://docs.amazonaws.cn/iot-sitewise/latest/userguide/tag-resources.html) in the * Amazon IoT SiteWise User Guide*.  
Type: String to string map  
Map Entries: Maximum number of 50 items.  
Key Length Constraints: Minimum length of 1. Maximum length of 128.  
Value Length Constraints: Minimum length of 0. Maximum length of 256.  
Required: No

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

```
HTTP/1.1 201
Content-type: application/json

{
   "projectArn": "string",
   "projectId": "string"
}
```

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

If the action is successful, the service sends back an HTTP 201 response.

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

 ** [projectArn](#API_CreateProject_ResponseSyntax) **   <a name="iotsitewise-CreateProject-response-projectArn"></a>
The [ARN](https://docs.amazonaws.cn/general/latest/gr/aws-arns-and-namespaces.html) of the project, which has the following format.  
 `arn:${Partition}:iotsitewise:${Region}:${Account}:project/${ProjectId}`   
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 1600.  
Pattern: `^arn:aws(-cn|-us-gov)?:[a-zA-Z0-9-:\/_\.]+$` 

 ** [projectId](#API_CreateProject_ResponseSyntax) **   <a name="iotsitewise-CreateProject-response-projectId"></a>
The ID of the project.  
Type: String  
Length Constraints: Fixed length of 36.  
Pattern: `^(?!00000000-0000-0000-0000-000000000000)[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$` 

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

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

 ** InternalFailureException **   
 Amazon IoT SiteWise can't process your request right now. Try again later.  
HTTP Status Code: 500

 ** InvalidRequestException **   
The request isn't valid. This can occur if your request contains malformed JSON or unsupported characters. Check your request and try again.  
HTTP Status Code: 400

 ** LimitExceededException **   
You've reached the quota for a resource. For example, this can occur if you're trying to associate more than the allowed number of child assets or attempting to create more than the allowed number of properties for an asset model.  
For more information, see [Quotas](https://docs.amazonaws.cn/iot-sitewise/latest/userguide/quotas.html) in the * Amazon IoT SiteWise User Guide*.  
HTTP Status Code: 410

 ** ResourceNotFoundException **   
The requested resource can't be found.  
HTTP Status Code: 404

 ** ThrottlingException **   
Your request exceeded a rate limit. For example, you might have exceeded the number of Amazon IoT SiteWise assets that can be created per second, the allowed number of messages per second, and so on.  
For more information, see [Quotas](https://docs.amazonaws.cn/iot-sitewise/latest/userguide/quotas.html) in the * Amazon IoT SiteWise User Guide*.  
HTTP Status Code: 429

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

For more information about using this API in one of the language-specific Amazon SDKs, see the following:
+  [Amazon Command Line Interface V2](https://docs.amazonaws.cn/goto/cli2/iotsitewise-2019-12-02/CreateProject) 
+  [Amazon SDK for .NET V4](https://docs.amazonaws.cn/goto/DotNetSDKV4/iotsitewise-2019-12-02/CreateProject) 
+  [Amazon SDK for C\$1\$1](https://docs.amazonaws.cn/goto/SdkForCpp/iotsitewise-2019-12-02/CreateProject) 
+  [Amazon SDK for Go v2](https://docs.amazonaws.cn/goto/SdkForGoV2/iotsitewise-2019-12-02/CreateProject) 
+  [Amazon SDK for Java V2](https://docs.amazonaws.cn/goto/SdkForJavaV2/iotsitewise-2019-12-02/CreateProject) 
+  [Amazon SDK for JavaScript V3](https://docs.amazonaws.cn/goto/SdkForJavaScriptV3/iotsitewise-2019-12-02/CreateProject) 
+  [Amazon SDK for Kotlin](https://docs.amazonaws.cn/goto/SdkForKotlin/iotsitewise-2019-12-02/CreateProject) 
+  [Amazon SDK for PHP V3](https://docs.amazonaws.cn/goto/SdkForPHPV3/iotsitewise-2019-12-02/CreateProject) 
+  [Amazon SDK for Python](https://docs.amazonaws.cn/goto/boto3/iotsitewise-2019-12-02/CreateProject) 
+  [Amazon SDK for Ruby V3](https://docs.amazonaws.cn/goto/SdkForRubyV3/iotsitewise-2019-12-02/CreateProject)