PutKey - Amazon CloudFront
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Creates a new key-value pair or replaces the value of an existing key.

Request Syntax

PUT /key-value-stores/KvsARN/keys/Key HTTP/1.1 If-Match: IfMatch Content-type: application/json { "Value": "string" }

URI Request Parameters

The request uses the following URI parameters.


The current version (ETag) of the key value store that you are putting keys into, which you can get by using the DescribeKeyValueStore API operation.

Required: Yes


The key to put.

Length Constraints: Minimum length of 1. Maximum length of 1024.

Required: Yes


The Amazon Resource Name (ARN) of the key value store.

Length Constraints: Minimum length of 1. Maximum length of 2048.

Required: Yes

Request Body

The request accepts the following data in JSON format.


The value to put.

Type: String

Required: Yes

Response Syntax

HTTP/1.1 200 ETag: ETag Content-type: application/json { "ItemCount": number, "TotalSizeInBytes": number }

Response Elements

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

The response returns the following HTTP headers.


The current version identifier of the key value store after the successful put.

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


Number of key-value pairs in the key value store after the successful put.

Type: Integer


Total size of the key value store after the successful put, in bytes.

Type: Long


For information about the errors that are common to all actions, see Common Errors.


Access denied.

HTTP Status Code: 403


Resource is not in expected state.

HTTP Status Code: 409


Internal server error.

HTTP Status Code: 500


Resource was not found.

HTTP Status Code: 404


Limit exceeded.

HTTP Status Code: 402


Validation failed.

HTTP Status Code: 400

See Also

For more information about using this API in one of the language-specific Amazon SDKs, see the following: