Office 365 API Tools预览版已提供下载

Office 365 API Tools预览版地址：http://visualstudiogallery.msdn.microsoft.com/7e947621-ef93-4de7-93d3-d796c43ba34f

使用文档

How to: Add Office 365 APIs to a Visual Studio project

http://msdn.microsoft.com/en-us/library/office/dn605899(v=office.15).aspx