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  1. 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 share data …

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

    Apr 9, 2024 · What is an API? 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. 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.

  4. 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.

  5. What is an API? - Application Programming Interfaces ...

    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 …

  6. What Are APIs? A Beginner's Guide (with examples) - DEV Community

    Apr 15, 2025 · But what exactly is an API, and why is it so important? Whether you're a beginner, a junior developer, or just curious, this article breaks down what APIs are, explains RESTful APIs, and …

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

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