The line between what constitutes a software-as-a-service (SaaS) application and a platform-as-a-service (PaaS) environment has always been relatively thin. SaaS applications that expose an API to third-party developers can quickly transform into a development platform.
AdStage built a platform that aggregates data gathered from advertising tools. As AdStage built infrastructure to accomplish this, the company decided to move beyond ad services and into more business tools. Now, other BI system data is included and is accessible via the new Universal Data API.
This is the part two of a three-part series covering KPIs for APIs, based on John Musser's presentation at the Business of APIs Conference. This post covers developer funnels and potential KPIs, measuring the app ecosystem, and how developer experience can make or break your API.