# Introduction to the API
Welcome to the Classpert API Documentation.
This is the general API introduction page. For more details on the specific APIs, please read the Courses API and the Providers API Documentation Pages.
# API Keys
Before using the API it's necessary to generate an API Key. Please read the API Keys Documentation Page for more information
# Endpoints
The base URL for all V1 HTTPS endpoints is:
https://api.classpert.com
# Response Codes
The Classpert API uses HTTP response status codes bellow.
| Code | Status | Description |
|---|---|---|
| 200 | OK | |
| 204 | No Content | Request is OK but there is no content to be shown. Used on successful PATCH and DELETE requests |
| 400 | Bad Request | Request invalid. Usually details describing the reason are also provided |
| 401 | Unauhtorized | Invalid or Absent API Key |
| 406 | Not Acceptable |
# Rating Limit
All of Classpert's API have a rate limit of 1 request per second.