FastAPI for AI Engineers - Part 6: JWT Authentication in FastAPI (opens in new tab)

In the previous article, we explored the concepts of Authentication and Authorization. We learned that: Authentication answers "Who are you?" Authorization answers "What are you allowed to do?" Understanding the concepts is important, but real-world applications require actual implementation. If you've ever used Gmail, LinkedIn, GitHub, or ChatGPT, you've already used authentication systems countless times. You enter your username and password, the application verifies your identity, and you ...