This SDK is an open source Go client for MessageBird's REST API. The API uses HTTP verbs and a RESTful endpoint structure with an access key that is used as the API Authorization. Request and response payloads are formatted as JSON using UTF-8 encoding and URL encoded values. MessageBird is a software telecom service for SMS, Chat and Voice API's that connect you to 7 billion phones globally.
Earlier this year Sendbird announced the Sendbird Calls API to add platform support for voice and video capabilities over IP. Since that time the company had been updating the API and has now announced a new self-service option for the Sendbird Calls APIs.
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.