Product Advertising API
Developer Guide (API Version 2011-08-01)
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Required Parameters

The parameters in the following table are required in every request.

ParameterValueDescription
Service AWSECommerceService Specifies the Product Advertising API service
AWSAccessKeyId Your Amazon-assigned Access Key ID To register for an Access Key ID from the Amazon Web site, go to http://aws.amazon.com. Every Product Advertising API 4.0 request must contain either an Access Key ID or a Subscription ID but not both.
SubscriptionId Your Amazon-assigned subscription ID Every Product Advertising API 4.0 request must contain either an Access Key ID or a Subscription ID but not both. Starting with version 2005-10-05, Product Advertising API stopped distributing Subscription IDs. If you already have one, it will continue to work.
AssociateTagAn Amazon-assigned Associate ID The AssociateTag enables product URLs returned by Product Advertising API to be tagged as originating from your Associates website. For your requesst to work and to receive a referral credit for a sale, you must include an AssociateTag value in all your requests. Be sure to specify the value correctly; no error is generated for incorrect values.
OperationOperation you wish to perform, for example, ItemLookup One of the Product Advertising API operation types.

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