Shopping Open APIs
| Provider | Description | Commercial Use | Limits | Terms | Fees |
| Amazon | Manipulate an Amazon Shopping Cart | 1 call/sec, no files > 40K | Yes | ||
| ebay | Search the world's largest marketplace | Yes | Based on type - 30K free calls in individual tier. | ||
| StrikeIron | Search the StrikeIron Web Services Marketplace | Yes | None | Yes | |
| StrikeIron | Add live sales and use tax rates to your ecommerce Web sites. | Yes | Yes | ||
| Yahoo | Search and compare products from thousands of stores | Yes | 5000 calls per client IP address per day | Yes |
Examples of sites using APIs
| Example | Description | APIs Used |
| xfy Auction XVCD | Auction XVCD searches the item information by specifying keywords through the eBay Web Services, and save the search results in the Atom Syndication Format. On the chart, the X axis represents the end time of the items in the auction, and the Y axis represents the price of the items. By clicking a picture of an item on the chart, or an item in the list on the right panel, it displays the information of the item. | eBay |
| Used Cars | A site that plots the locations of cars that are currently being sold on eBay motors UK. Allows visitors to search for cars using a wide range of options or even a tag cloud. | eBay, Google maps |
None so far
Definitions:
Provider - Who is providing the API?
Description - What does the API let you do?
Commercial Use - Can you use this API for commercial use without asking?
Limits - Are there any limitations to amount of usage?
Terms - Link to Terms of Service