Nouns, verbs and well-formed URIs At the very least, a RESTful API respects REST's uniform interface constraint in two ways: Using nouns in RESTful URIs to ensure web service operations work on ...

A REST API must not define fixed resource names or hierarchies (an obvious coupling of client and server). Servers must have the freedom to control their own namespace.

Thus, the operation is definitely not idempotent. Idempotent RESTful API design One of the challenges with the development of idempotent RESTful APIs is that there is no mechanism on the server to ...

REST stands for Representational State Transfer, is more open in how it is coded, and is the more common type of API. You’ll often see them described as RESTful APIs too.