This API is the magic behind Sight, the amazing iOS app. (https://itunes.apple.com/us/app/id886107929). Uploading a screenshot of any web pages, blogs, even news apps like Yahoo Digest, Sight will try to find the ORIGINAL web link. Here is a good sample to show what Sight can do. Given the screenshot http://mac-us-1.s3.amazonaws.com/sight-api/usercontent/5c5686b8-3662-49f1-aa39-157b2a3172df.jpg , and Sight API returns http://eatingonadime.com/mexican-white-cheese-dip/ as the original web link.