# API

## Categories:

1. Internal - Only to be used within the application by signed in users.
2. External - Only to be used outside of the application.
   - Public - Can be used by anyone.
   - Private - Can only be used by a user who uses a valid API Key from Unkey
3. Webhooks - Only to be used by external services to send data to the application. Sub-routes are for different handlers.