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  1. API - Wikipedia

    An application programming interface (API) is a connection between computers or between computer programs. It is a type of software interface, offering a service to other pieces of …

  2. What is an API (application programming interface)? - IBM

    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 …

  3. What is an API? A Beginner's Guide to APIs | Postman

    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.

  4. What is an API? - Application Programming Interface

    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 …

  5. What is an API? | API definition | Cloudflare

    An API is an "interface," meaning a way for one thing to interact with another. As a real-world example, an ATM has an interface — a screen and several buttons — allowing customers to …

  6. What Is an API? (+ How Do They Work?) - Coursera

    Dec 16, 2025 · What is an API? 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 …

  7. API | Definition, Meaning, Examples, & Facts | Britannica

    Dec 22, 2025 · APIs can take the form of a commercial software package component, a specially licensed software element, or an interface explicitly designed for a specific program, which is …

  8. What is an API (Application Programming Interface)

    Dec 15, 2025 · APIs, or Application Programming Interfaces, are the invisible backbone of modern software development. They enable applications and systems to communicate and …

  9. Introduction to web APIs - Learn web development | MDN

    Nov 30, 2025 · Application Programming Interfaces (APIs) are constructs made available in programming languages to allow developers to create complex functionality more easily. They …

  10. Application programming interface: How APIs work and how to …

    Dec 10, 2025 · An API, short for Application Programming Interface, is a software-to-software interface. APIs provide a secure and standardized way for applications to work together. They …