Request Parameters Response Elements Errors Examples See Also

DescribeSpotPriceHistory

Describes the Spot price history. For more information, see Spot Instance pricing history in the Amazon EC2 User Guide for Linux Instances.

When you specify a start and end time, the operation returns the prices of the instance types within that time range. It also returns the last price change before the start time, which is the effective price as of the start time.

Request Parameters

The following parameters are for this specific action. For more information about required and optional parameters that are common to all actions, see Common Query Parameters.

AvailabilityZone

Filters the results by the specified Availability Zone.

Type: String

Required: No

DryRun

Checks whether you have the required permissions for the action, without actually making the request, and provides an error response. If you have the required permissions, the error response is DryRunOperation. Otherwise, it is UnauthorizedOperation.

Type: Boolean

Required: No

EndTime

The date and time, up to the current date, from which to stop retrieving the price history data, in UTC format (for example, YYYY-MM-DDTHH:MM:SSZ).

Type: Timestamp

Required: No

Filter.N

The filters.

availability-zone - The Availability Zone for which prices should be returned.
instance-type - The type of instance (for example, m3.medium).
product-description - The product description for the Spot price (Linux/UNIX | Red Hat Enterprise Linux | SUSE Linux | Windows | Linux/UNIX (Amazon VPC) | Red Hat Enterprise Linux (Amazon VPC) | SUSE Linux (Amazon VPC) | Windows (Amazon VPC)).
spot-price - The Spot price. The value must match exactly (or use wildcards; greater than or less than comparison is not supported).
timestamp - The time stamp of the Spot price history, in UTC format (for example, YYYY-MM-DDTHH:MM:SSZ). You can use wildcards (* and ?). Greater than or less than comparison is not supported.

Type: Array of Filter objects

Required: No

InstanceType.N

Filters the results by the specified instance types.

Type: Array of strings

Required: No

MaxResults

The maximum number of items to return for this request. To get the next page of items, make another request with the token returned in the output. For more information, see Pagination.

Type: Integer

Required: No

NextToken

The token returned from a previous paginated request. Pagination continues from the end of the items returned by the previous request.

Type: String

Required: No

ProductDescription.N

Filters the results by the specified basic product descriptions.

Type: Array of strings

Required: No

StartTime

The date and time, up to the past 90 days, from which to start retrieving the price history data, in UTC format (for example, YYYY-MM-DDTHH:MM:SSZ).

Type: Timestamp

Required: No

Response Elements

The following elements are returned by the service.

nextToken

The token to include in another request to get the next page of items. This value is null when there are no more items to return.

Type: String

requestId

The ID of the request.

Type: String

spotPriceHistorySet

The historical Spot prices.

Type: Array of SpotPrice objects

Errors

For information about the errors that are common to all actions, see Common client error codes.

Examples

Example

This example gets Spot price history for the first day in November 2016 for the specified Availability Zone.

Sample Request


https://ec2.amazonaws.com/?Action=DescribeSpotPriceHistory
&StartTime=2016-11-01T00:00:00.000Z
&EndTime=2016-11-01T23:59:59.000Z
&AvailabilityZone=us-west-2a
&AUTHPARAMS

Sample Response


<DescribeSpotPriceHistoryResponse xmlns="http://ec2.amazonaws.com/doc/2016-11-15/">
  <requestId>59dbff89-35bd-4eac-99ed-be587EXAMPLE</requestId> 
  <spotPriceHistorySet>
    <item>
      <instanceType>m3.medium</instanceType>
      <productDescription>Linux/UNIX</productDescription>
      <spotPrice>0.287</spotPrice>
      <timestamp>2016-11-01T20:56:05.000Z</timestamp>
      <availabilityZone>us-west-2a</availabilityZone>
    </item>
    <item>
      <instanceType>m3.medium</instanceType>
      <productDescription>Windows</productDescription>
      <spotPrice>0.033</spotPrice>
      <timestamp>2016-11-01T22:33:47.000Z</timestamp>
      <availabilityZone>us-west-2a</availabilityZone>
    </item>
  </spotPriceHistorySet>
  <nextToken/>
</DescribeSpotPriceHistoryResponse>

Example with Filters

This example uses filters to get the same results as the previous example.

Sample Request


https://ec2.amazonaws.com/?Action=DescribeSpotPriceHistory
&Filter.1.Name=timestamp
&Filter.1.Value.1=2016-11-01*
&Filter.2.Name=availability-zone
&Filter.2.Value.1=us-west-2a
&AUTHPARAMS