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  1. American Petroleum Institute | API

    The American Petroleum Institute (API) is the only national trade association that represents all aspects of America’s oil and natural gas industry. Our more than 600 corporate members, from the largest …

  2. API - Wikipedia

    A document or standard that describes how to build such a connection or interface is called an API specification. A computer system that meets this standard is said to implement or expose an API. …

  3. What is the API lifecycle? - IBM

    1 day ago · The API lifecycle comprises a series of stages that guides an API as it moves from inception to retirement, helping teams create high-quality, valuable, secure, discoverable APIs.

  4. REST API Introduction - GeeksforGeeks

    Sep 3, 2025 · REST API stands for Representational State Transfer API. It is a type of API (Application Programming Interface) that allows communication between different systems over the internet. …

  5. API Documentation & Design Tools for Teams | Swagger

    Swagger enables design, governance, and testing across the full AI-enabled API lifecycle, ensuring quality at every step. Build APIs ready for humans, LLMs, agents, and continuous innovation.

  6. What is an API? - Postman

    APIs are the building blocks of modern software, allowing different systems and applications to communicate with each other. In this beginner-friendly course, you’ll learn what an API is, how it …

  7. API Reference - OpenAI API

    Complete reference documentation for the OpenAI API, including examples and code snippets for our endpoints in Python, cURL, and Node.js.

  8. What is an API? - GitHub

    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 …

  9. Use the Microsoft Graph API - Microsoft Graph | Microsoft Learn

    Nov 7, 2024 · Learn how to register your app and get authentication tokens for a user or service before you make requests to the Microsoft Graph API.

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

    2 days ago · 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 …