What is a REST API? | IBM
An API, or application programming interface, is a set of rules that define how applications or devices can connect to and communicate with each other. A REST API is an API that conforms to the design principles of the REST, or representational state transfer architectural style. For this reason, REST APIs are sometimes referred to RESTful APIs.
REST API Introduction
REST API Introduction. Representational State Transfer (REST) is an architectural style that defines a set of constraints to be used for creating web services. REST API is a way of accessing web services in a simple and flexible way without having any processing. REST technology is generally preferred to the more robust Simple …
How to use an API: Guide + tutorial for beginners | Zapier
API call. Process of a client (your computer) making an API request to a server. Status code. A number code that appears in the body of an API response that tells you if your request was successful or not. API keys. Like a password, an API key is a string of letters and numbers that serves as a unique access code or authentication token. …