This article is published by AllBusiness.com, a partner of TIME. What are "APIs?" An API (Application Programming Interface) is a set of protocol routines, and tools for building software. APIs allow ...

A set of instructions by which an application program (a complete program that performs a specific function directly for the user) can access the computer's operating system. This term was viewed ...

With Cadl, you can write a 500-line OpenAPI definition in 50 lines of code. It’s a logical way for architects and developers to construct and constrain APIs. There’s an advantage to Microsoft’s work ...