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  1. API - Wikipedia

    In contrast to a user interface, which connects a computer to a person, an application programming interface connects computers or pieces of software to each other.

  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)

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

  5. What Is an API? (+ How Do They Work?) | Coursera

    Dec 16, 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 …

  6. What Is an API (Application Programming Interface)? | Confluent

    Learn what an API (Application Programming Interface) is, and how it enables software interaction. Discover how APIs work, with examples, common types, and the best tools to use.

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

    Oct 22, 2025 · API, sets of standardized requests that allow different computer programs to communicate with each other. APIs establish the proper way for a developer to request …

  8. 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 …

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

    An application programming interface (API) is a set of rules that enable one program to transmit data to another program. Learn more about API calls, API security, and API integrations.

  10. 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 …