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Elastic Compute Service:DeleteKeyPairs

Last Updated:Apr 11, 2024

Deletes one or more SSH key pairs.

Operation description

When you call this operation, take note of the following items:

  • After an SSH key pair is deleted, you cannot query the SSH key pair by calling the DescribeKeyPairs operation.
  • If an SSH key pair is bound to one or more Elastic Compute Service (ECS) instances, the SSH key pair cannot be deleted.


OpenAPI Explorer automatically calculates the signature value. For your convenience, we recommend that you call this operation in OpenAPI Explorer.

Authorization information

There is currently no authorization information disclosed in the API.

Request parameters


The ID of the region. You can call the DescribeRegions operation to query the most recent list of regions.


The names of SSH key pairs. The value can be a JSON array that consists of up to 100 SSH key pair names. Separate the names with commas (,).

Note Before you delete an SSH key pair, you can call the DescribeKeyPairs operation to query existing key pairs.
["skp-bp67acfmxazb41****", "skp-bp67acfmxazb42****", … "skp-bp67acfmxazb4p3***"]

Response parameters


The ID of the request.



Sample success responses


  "RequestId": "473469C7-AA6F-4DC5-B3DB-A3DC0DE3C83E"

Error codes

HTTP status codeError codeError messageDescription
400MissingParameterThe input parameter "KeyPairNames" that is mandatory for processing this request is not supplied.-
400InvalidKeyPairNames.ValueNotSupportedThe specified parameter "KeyPairNames" is not valid.-
400InvalidParameter.KeypairAlreadyAttachedInstanceThe specified parameter "KeyPairNames" attached to instances can not be deleted.-
403InstanceKeyPairLimitExceededExceeding the allowed amount of instance which will be deleted.The number of specified key pairs exceeds the upper limit.

For a list of error codes, visit the Service error codes.