GET /#Action=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.

Servers

https://ec2.{region}.amazonaws.com
https://ec2.amazonaws.com
https://ec2.{region}.amazonaws.com.cn

Request headers

Name	Type	Required
`X-Amz-Content-Sha256`	String	No
`X-Amz-Credential`	String	No
`X-Amz-Date`	String	No
`X-Amz-Algorithm`	String	No
`X-Amz-SignedHeaders`	String	No
`X-Amz-Security-Token`	String	No
`X-Amz-Signature`	String	No

Query parameters

Name	Type	Required	Description
`Filter[]`	Array	No	One or more 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.
`Version`	String	Yes	Possible values: `"2016-11-15"`
`EndTime`	String	No	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).
`AvailabilityZone`	String	No	Filters the results by the specified Availability Zone.
`MaxResults`	Integer	No	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.
`StartTime`	String	No	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).
`ProductDescription[]`	Array	No	Filters the results by the specified basic product descriptions.
`InstanceType[]`	Array	No	Filters the results by the specified instance types.
`NextToken`	String	No	The token returned from a previous paginated request. Pagination continues from the end of the items returned by the previous request.
`DryRun`	Boolean	No	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`.
`Action`	String	Yes	Possible values: `"DescribeSpotPriceHistory"`

How to start integrating

Add HTTP Task to your workflow definition.
Search for the API you want to integrate with and click on the name.
- This loads the API reference documentation and prepares the Http request settings.
Click Test request to test run your request to the API and see the API's response.