The API is built on the Microsoft Silverlight platform which is integrated with Visual Studio 2010 and Expression Blend 4. The ArcGIS API for Silverlight enables you to create rich internet and desktop applications that utilize the powerful mapping, geocoding, and geoprocessing capabilities provided by ArcGIS Server and Bing™ services.
To use the API, simply download and install the ArcGIS API for Silverlight and start creating your Silverlight applications using Visual Studio 2010 or Expression Blend 4.
