APIs are programmatic service contracts which allow developers to use a wide array of software functionalities. With the Google Maps API, for example, developers can integrate map features directly into a website, and personalise a map using the brand’s graphic identity.
API (Application Programming Interface)
An API (Application Programming Interface) is an interface through which a software publisher gives access to services or data that its software might generate. APIs are thus a way to connect different services, or to use services in a new context.