The KISSmetrics Smooch Ruby SDK by Brian Leonard allows to access analytics content based on A/B experimentation. By interacting with the API, developers can implement metrics into marketing applications. In sum, Smooch enables to define a user identifier, define A/B tests, and record events in Ruby.
A year ago we asked who belongs to the API billionaires club and listed several APIs that can count their API requests in the billions. Now there are many more API billionaires serving billions of requests every month. There is also a class of eight companies that are serving in the billions every single day, as shown in ProgrammableWeb Founder John Musser's talk today at Glue.
Planspot, event marketing service provider, provides access to its marketing tools through the Planspot API. The Planspot platform offers an all-in-one marketing tool that can manage, promote, and sell tickets to events. From promotion via email and social media, to dashboards that track sales and monitor progress, Planspot embodies its founder's dream: "to create a single solution for event promotion, publishing, discovering and planning."