The interface to a software library is one type of API. The API describes and prescribes the "expected behavior" (a specification) while the library is an "actual implementation" of this set of rules.

Nov 10, 2025 · APIs, or Application Programming Interfaces, are the invisible backbone of modern software development. They enable different applications, platforms, or systems to communicate and …

Nov 3, 2023 · An API, or application programming interface, is a set of rules or protocols that enables software applications to communicate with each other to exchange data, features and functionality.

APIs, or application programming interfaces, are sets of instructions that let applications communicate with each other. Learn more in our Beginner's Guide to APIs.

API stands for Application Programming Interface. In the context of APIs, the word Application refers to any software with a distinct function. Interface can be thought of as a contract of service between two …

API stands for application programming interface. If you’re looking for a concise API meaning, it’s this: a set of rules and definitions that let software systems communicate with each other. Think of an API …

Jun 25, 2025 · API stands for application programming interface. An API is a set of protocols and instructions written in programming languages such as C++ or JavaScript that determine how two …