API, an abbreviation of application program interface, is a set of routines, protocols, and tools for building software applications. A good API makes it easier to develop a program by providing all the building blocks. A programmer then puts the blocks together. The API allows programmers to use predefined functions to interact with a service or an application. (Source: WebOpedia)
Definition of "Application Program Interface" by Chat GPT: An Application Programming Interface (API) is a set of rules and protocols that allows one software application to interact with another. APIs define the methods and data formats that applications can use to request and exchange information. They are commonly used to enable different software systems, components, or services to communicate with each other.
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