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FastAPI · Command

uvicorn

Run a FastAPI application with an ASGI server such as Uvicorn. Pass an import string like main:app, where main is the module and app is the FastAPI object.

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Syntax

uv run uvicorn main:app --host 0.0.0.0 --port 8000

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  • fastapi run
  • Hypercorn
  • Daphne
  • Granian
  • ASGI
  • --reload

Source: Run a Server Manually - FastAPI. Checked 2026-11-03.