MarketChameleon.com is a "display only" service which means that the site is intended to be used by a human running a graphical web browser such as Chrome, FireFox, Safari, etc. Presently, a Web/REST API is not available.
The only exceptions to the "display only" usage are:
Automated harvesting/gathering of data from MarketChameleon.com, also known as "scraping" is against the the Terms of Use. This type of activity is closely monitored and vigorously enforced.