A common mistake when discussing API business models is to think of the API first. But everyone should consider how an API will interact with a business model. We will answer to the following questions: What is an API? Which business model can you include in an API? How to use the canvas model to build a badass API? Nicolas Grenié is a Hacker in Residence at 3scale living between Barcelona and San Francisco. He built his first website in 2000 using Microsoft Word, and since them did not stop learning about programming. Nicolas likes to try new languages all the time, so he has experience in PHP, Ruby and Node. When not working you have a good chance to find him hacking on side projects or enjoying a good craft beer. And of course, as he is French, frog and snails are part of his daily diet!