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 …

Our Clinical Proficiency Testing Programs. We offer comprehensive programs that cover the clinical laboratory. You need a provider that fully supports you with technical expertise and prompt, personal …

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 …

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 …

Dec 15, 2025 · API architectures define how systems communicate and exchange data, each offering different levels of flexibility, performance, and structure based on application needs.

Become API certified in 510, 570, 653, 1169, and more. Learn how these trusted credentials help professionals succeed—start your certification journey today.

2 days ago · At American Proficiency Institute every aspect of your proficiency testing is controlled by you -- how you choose to receive your test kits, how you report results, and whether to review test …

Aug 31, 2025 · Our API platform offers our latest models and guides for safety best practices.

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 …

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 functionality.