The Flowroute Messaging Python SDK by Flowroute offers integration with a VoIP and messaging platform designed for Python applications. This SDK supports the v2 APIs from Flowroute which provide outbound SMS with the Messaging API.
Microsoft has made a number of important announcements throughout the first two days of the Microsoft Build Conference including the launch of the Microsoft Bot Framework (preview), the launch of Microsoft Cognitive Services (preview), and the addition of Cortana and chatbots to Skype.
At TwilioCon in San Francisco today, Twilio is unveiling a new billing system for its API. This new in-app billing solution is called "Twilio Connect," and it provides a much simpler model for developers to implement customer billing when it comes to recurring charges for SMS and phone calls.