More than an API
Lightning Web Platform offers not just an API, but comprehensive API security and OAuth integration for applications.
OAuth
Named the Lightning Web OAuth, this allows developer to integrate a simple way for users to login through the web.
API Security
Lightning Web offers a way to integrate security into your API, acting as a middle man of some sort. You are given full control on how your API and API keys are managed
API Logging
Logging is avaliable for free for you to use to see which routes are getting what error.