By Ian Swanson - 12/22/09 01:41 PM EST
2008 GOP vice presidential candidate Sarah Palin has repeatedly used the site to reach her followers, most recently over the weekend when she criticized the Copenhagen climate summit.
But even though the site has found millions of users, it had so far been unprofitable.
Bloomberg said the deals with Google and Microsoft show both companies believe they will profit through advertising. Making information from Twitter users available could provide more relevant search results to shoppers browsing on the websites, Bloomberg reported.