- API is a messenger that lets two software systems talk to each other.
- An API is a set of rules that allows one software to request and receive data or actions from another software.
| Method | Meaning | Plain English |
|---|---|---|
| GET | Read | “Give me data” |
| POST | Create | “Save this new data” |
| PUT | Update (replace) | “Change this completely” |
| PATCH | Update (partial) | “Change only this part” |
| DELETE | Remove | “Delete this” |