Nevertheless, we can declare the expected schema for the request body.

### Custom OpenAPI content type

And then the Gunicorn-compatible **Uvicorn worker** class would be in charge of converting the data sent by Gunicorn to the ASGI standard for FastAPI to use it.

## Install Gunicorn and Uvicorn

<div class="termy">

```console
$ pip install "uvicorn[standard]" gunicorn

---> 100%