Are you a developer wishing you could insert Siri-like capabilities into your app? Wit is in the alpha phase but worth a close look. In the graphic below, and if you go to their website, y0u see how it translates language into meaning. Every example parses an intent. Examples are weather forecast (from the graphic), restaurant booking, get (something), heating control. There are an infinite number of intentions--because you can define them. Then it figures out subsequent pieces (the when and place in the example below. The Wit API returns Json and authenticates with OAuth2.
AT&T has announced the launch of a new Speech API which is powered by the AT&T Watson℠ speech engine. The new Speech API allows developers to integrate speech-to-text functionality in mobile applications. The service works with almost any mobile phone and "across all other U.S. wireless carrier services."