Any company that makes an API knows that just having the API is not enough. A bare endpoint is probably worse than not having an API at all. To make your API and platform useful you need documentation, tools, examples and forums. If you are a successful API company you start developing a community of people that work with your service. The community shares ideas and helps each other out.
Voice-over-IP (VoIP) makes it possible to embed telephony services within an application. But the quality of many of those VoIP calls can be highly inconsistent. To address that issue, Twilio today announced a public beta of its Global Low Latency (GLL) capability.