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  1. API - Wikipedia

    An API is often made up of different parts which act as tools or services that are available to the programmer. A program or a programmer that uses one of these parts is said to call that portion of the API. The calls that make up the API are also known …

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

    Developers use APIs to bridge the gaps between small, discrete chunks of code in order to create applications that are powerful, resilient, secure, and able to meet user needs. Even though you can't see them, APIs are everywhere—working continuously in the background to power the digital experiences that are essential to our modern lives.

  3. What is an API (Application Programming Interface)

    5 days ago · An API is a set of rules that allow different software applications to communicate with each other .Think of it as a bridge that connects two systems—such as a client and a server—and enables them to work together seamlessly.

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

    Apr 9, 2024 · APIs simplify and accelerate application and software development by allowing developers to integrate data, services and capabilities from other applications, instead of developing them from scratch.

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

    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 applications. This contract defines how the two communicate with each other using requests and responses.

  6. What is an API and How Does it Work? APIs for Beginners

    Dec 5, 2022 · APIs available on the web use the HTTP protocol for a number of reasons - it's easy to use and it's popular, for example. Communications that take place over the HTTP protocol are also known as the request-response cycle because this is exactly how the protocol works.

  7. What is an API (Application Programming Interface)? - MuleSoft

    API stands for Application Programming Interface. You can think of it as a common language that lets different software systems communicate smoothly, without needing to know how the other is built. More technically, an API is a set of rules and protocols that determine how one application can request data from another.

  8. What is an API? How APIs work, simply explained - Contentful

    Jan 15, 2025 · In this guide, you'll find everything you need to understand the fundamentals of APIs, how they enable seamless integration between systems, and why they are essential for modern digital experiences.

  9. What Is an API (Application Programming Interface)? - Oracle

    Feb 24, 2025 · APIs work by specifying how software components should interact, making it possible for developers to integrate different systems and share data and functionality without needing to build everything from scratch, saving time and resources.

  10. What Is an API? A Developer's Guide to Application Integration in …

    Jul 15, 2025 · What Is an API? A Developer's Guide to Application Integration in 2025 What is an API? Learn the real meaning of Application Programming Interfaces in 2025, how APIs work, why they're essential to software development, and how to integrate them. This developer-focused guide breaks down API types, use cases, benefits, and best practices for business success.