From their site: You can use the API to integrate TokBox into your site and auto-register/auto-authenticate your users. This way, you can seamlessly offer your users an option to chat with each other live or send each other video messages. There are two ways to integrate TokBox on websites: embedding the widget and using the API. While embedding the widget is a simple way of using a TokBox account on any webpage (like a personal webpage or your favorite social network profile page), the API is designed for developers of other websites, so their users can register and use TokBox on that website.
The following is a list of SDKs from our SDK directory that matched your search term. Though your definition of an SDK may differ, in our world, we define SDKs as platform- specific tools for consuming existing APIs of the sort we list in our API directory. For example, the Ruby SDK for consuming the Twitter Ads API. If you think an SDK, API, or other asset is missing from our directory, be sure to check our guidelines for making contributions to ProgrammableWeb.
The OpenTok .NET SDK allows to generate sessions and tokens for apps that run on the .NET platform. It includes support for OpenTok archives. Available API reference, download, samples, and sample code.
The OpenTok Android SDK provides an interface for Android applications to the OpenTok API, enabling the integration of a cloud platform that aims to integrate live chat, video and voice messaging for applications using WebRTC.