The Google Analytics Management PHP library by Google in beta stage is available to facilitate the interaction with the API. To get started, developers install the library. Next, they authenticate and authorize choosing from API Keys, OAuth 2.0 for web server, and OAuth 2.0 for server-to-server. In the same site, learn how to send batch requests, upload media, use pagination, and migrate from 0.6.x
Google has made several announcements about APIs recently, including the launch of the Content Experiments API, the launch of the new Cloud SQL API, and the availability of the CalDAV and CardDAV APIs to the public.