Docker Space POST endpoint 404/HTML error — routing never reaches FastAPI container

[John6666]

How do I get POST requests routed to my container/app?

It seems that Post requests do not go through unless you are using the hf.space domain. Like this:

https://<username>-<space>.hf.space/api/predict

FastAPI Routing Issue in Hugging Face Spaces

Hello everyone, I’ve deployed a FastAPI application on Hugging Face Spaces. Everything seems to be running smoothly, and there are no errors in the logs. However, when I try to access my endpoints via a browser or tools like Postman, I’m getting a “404 error” or a “Cannot POST” error. Here’s a brief overview of my setup: I have a FastAPI route defined as @app.get("/check_request") and another one as @app.post("/recommend"). My Dockerfile specifies the CMD as CMD ["uvicorn", "app:app", "--hos…