Zemanta API is state of the art in text analysis.
For any input text you get entities, related images, articles, hyperlinks, and tags to use to your liking.
It's easy. Just three steps:
Zemanta API allows application developers to query the Zemanta engine for contextual information about the text that users enter.
You will need the API key for doing requests to Zemanta API. Your daily limit is set at 1.000 calls per day. Send us an email to firstname.lastname@example.org to make it 10.000 calls per day.
The end point of the API call is:
Remember that you have to use HTTP POST request when querying Zemanta.
For an in-depth understanding of Zemanta technologies you should read the Zemanta API companion (Updated January 2011):