Single Command Installation

These one-liners will install Aider along with Python 3.12 if needed:

Windows:

powershell -ExecutionPolicy ByPass -c "irm https://aider.chat/install.ps1 | iex"

Mac & Linux:

curl -LsSf https://aider.chat/install.sh | sh

or

wget -qO- https://aider.chat/install.sh | sh

These installers are based on the uv package manager and provide the most reliable setup experience across platforms.