The CartSimilarities response group returns the title and ASINs of items that:
Are similar to the item specified in the request. These results, tagged in the XML response with <SimilarProducts> and <SimilarProduct>, are displayed on the retail website under the heading, "Customers who bought this [item] also bought."
Have been viewed by customers who also viewed the the item specified in the request. These results, tagged in the XML response with <SimilarViewedProducts> and <SimilarViewedProduct>, are displayed on the retail website under the heading, "Customers who viewed this [item] also viewed"
Can be found in other categories that are similar to the item specified in the request. These results, tagged in the XML response with <OtherCategoriesSimilarProducts> and <OtherCategoriesSimilarProduct>, are displayed on the retail website under the heading, "Explore Similar Items," which falls under the heading, "Customers who bought this [item] also bought."
This response group returns a number of items similar to the one the customer added to the shopping cart. The response group is used typically to spur the customer's interest in purchasing additional items.
Operations that can use this response group include:
The following table describes the elements returned by CartSimilarities. The elements on the left side of a slash mark are the parents of the elements on the right side of the slash mark.
| Response Element | Ancestry | Definition |
|---|---|---|
ASIN
| OtherCategoriesSimilarProduct/ASIN | ASIN of similar products in other product groups |
ASIN
| SimilarProduct/ASIN | ASIN of similar products in the same product group |
ASIN
| SimilarViewedProduct/ASIN | ASIN of similar products in the same product group that have been viewed |
OtherCategoriesSimilarProducts
| Cart/OtherCategoriesSimilarProducts | Parent element for Title and ASIN of similar products in other product groups |
SimilarProducts
| Cart/SimilarProducts | Parent element for Title and ASIN of similar products in the same product group |
SimilarViewedProducts
| Cart/SimilarViewedProducts | Parent element for Title and ASIN of similar products in the same product group that have been viewed |
Title
| OtherCategoriesSimilarProduct/Title | Title of similar products in other product groups |
Title
| SimilarProduct/Title | Title of similar products in the same product group |
Title
| SimilarViewedProduct/Title | Title of similar products in the same product group that have been viewed |
CartSimilarities also returns the elements that all response groups return, which is described in Elements Common to All Response Groups.
The following response groups are parent response groups of CartSimilarities.
None
The following response groups are child response groups of CartSimilarities.
None
All locales.
http://ecs.amazonaws.com/onca/xml? Service=AWSECommerceService& AWSAccessKeyId=[Access Key ID]& AssociateId=ws& Operation=CartCreate& Item.1.ASIN=B000062TU1& MergeCart=True& Item.1.Quantity=2& ResponseGroup=CartSimilarities
The following response snippet shows the elements returned by CartSimilarities.
<SimilarProducts>
<SimilarProduct>
<ASIN>B00008DDXC</ASIN>
<Title>Harry Potter and the Chamber of Secrets (Widescreen Edition) (Harry Potter 2)</Title>
</SimilarProduct>
</SimilarProducts>
<SimilarViewedProducts>
<SimilarViewedProduct>
<ASIN>B000E6UZZK</ASIN>
<Title>Harry Potter Years 1-4 (Harry Potter and the Sorcerer's Stone / Chamber of Secrets / Prisoner of Azkaban / Goblet of Fire) (Widescreen Edition)</Title>
</SimilarViewedProduct>
</SimilarViewedProducts>
<OtherCategoriesSimilarProducts>
<OtherCategoriesSimilarProduct>
<ASIN>0590353403</ASIN>
<Title>Harry Potter and the Sorcerer's Stone (Book 1)</Title>
</OtherCategoriesSimilarProduct>
</OtherCategoriesSimilarProducts>