Ad Server Solutions offer exactly what their name implies: ad serving solutions for advertisers, publishers, agencies and networks. It's a one-stop-shop for advertising, serving and management solutions, allowing users to manage, serve, analyze and report on online ads while generating funds from their content and ultimately increasing revenue. The Ad Server Solutions API opens up this functionality to third party developers.
Adcolony, once an app developer for iOS, is now focused on creating mobile HD video ads. The Adcolony APIs are two RESTful APIs, Publisher Earnings (which retrieves in CSV format) and MATA, which gives access to the CPI campaign statistics. Fields covered in the Earnings API are Date Range, Earnings, Completed Video Views, Fill Rate, Sessions, eCPM, DAU. The MATA API is based on the open standards from the Mobile App Transparency Alliance (thus the name), and uses HTTP authentication. It uses your user email and API key for verification.
Citysearch is an easy way to find the best of anything in your city. The company, based in West Hollywood, was founded in 1995 and now covers over 75,000 locations nationwide. Using their online search tool you can search for your city and return results ranging from recommended restaurants to recommended hotels. This online aggregate of local listings content and advertisers allows developers to tap into a massive site monetization resource. The CityGrid Advertising API makes all of CitySearch’s content available to other websites, provides simple ‘pay-per-click’ monetization options to users.