Is Flask a Web server?

Although Flask has a built-in web server , as we all know, it’s not suitable for production and needs to be put behind a real web server able to communicate with Flask through a WSGI protocol. A common choice for that is Gunicorn—a Python WSGI HTTP server.

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Is Flask app an API?

Flask is a web framework for Python , meaning that it provides functionality for building web applications, including managing HTTP requests and rendering templates. In this section, we will create a basic Flask application. In later sections, we’ll add to this application to create our API.2 Nis 2018

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