AWS SDK Version 3 for .NET
API Reference

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Cancels one or more Spot Instance requests. Spot Instances are instances that Amazon EC2 starts on your behalf when the maximum price that you specify exceeds the current Spot price. For more information, see Spot Instance Requests in the Amazon Elastic Compute Cloud User Guide.

Canceling a Spot Instance request does not terminate running Spot Instances associated with the request.


For .NET Core and PCL this operation is only available in asynchronous form. Please refer to CancelSpotInstanceRequestsAsync.

Namespace: Amazon.EC2
Assembly: AWSSDK.EC2.dll
Version: 3.x.y.z


public abstract CancelSpotInstanceRequestsResponse CancelSpotInstanceRequests(
         CancelSpotInstanceRequestsRequest request
Type: Amazon.EC2.Model.CancelSpotInstanceRequestsRequest

Container for the necessary parameters to execute the CancelSpotInstanceRequests service method.

Return Value
The response from the CancelSpotInstanceRequests service method, as returned by EC2.


This example cancels a Spot Instance request.

To cancel Spot Instance requests

var response = client.CancelSpotInstanceRequests(new CancelSpotInstanceRequestsRequest 
    SpotInstanceRequestIds = new List {

List cancelledSpotInstanceRequests = response.CancelledSpotInstanceRequests;


Version Information

.NET Framework:
Supported in: 4.5, 4.0, 3.5

Portable Class Library:
Supported in: Windows Store Apps
Supported in: Windows Phone 8.1
Supported in: Xamarin Android
Supported in: Xamarin iOS (Unified)
Supported in: Xamarin.Forms

See Also