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Libraries/Python

FastAPI

Modern, fast (high-performance) web framework for building APIs with Python.

Python
Backend Frameworks
MIT
v0.115.5
Open source
Trending
GitHub Docs Website
Stars
78.0K
Forks
6.7K
Downloads
800.0M
Maintainer
Sebastián Ramírez

Installation

Install on any operating system — Windows, macOS, or Linux.

Pick your OS tab below and copy the command for your preferred package manager. We cover language tools (pip, npm, cargo, gem, Maven, NuGet, …) and OS-level managers like winget / choco on Windows, brew on macOS, and apt / dnf / pacman / apk on Linux.

  1. Open a terminal (PowerShell on Windows, Terminal on macOS/Linux).
  2. Make sure the relevant runtime is installed (e.g. Node.js, Python, Rust).
  3. Click the copy icon on a command below, paste, and run.
pip
pip install fastapi
pip3
pip3 install fastapi
conda
conda install -c conda-forge fastapi

Tags

#api
#async
#python

Quick start

After installing, head to the official documentation for a guided quick start. Most projects include a getting-started orexamples section with copy-pasteable code.

Browse the source on GitHub for issues, releases, and contribution guidelines.