On macOS/Linux:

Use curl to download the script and execute it with sh:

curl -LsSf https://astral.sh/uv/install.sh | sh

If your system doesn’t have curl, you can use wget:

wget -qO- https://astral.sh/uv/install.sh | sh

On Windows:

Use irm to download the script and iex to execute it:

powershell -ExecutionPolicy ByPass -c "irm https://astral.sh/uv/install.ps1 | iex"

If you run into any issues, refer to UV’s installation guide for more information.

Run the following command to install crewai CLI:

uv tool install crewai

uv tool update-shell

To verify that crewai is installed, run:

uv tool list

You should see something like:

crewai v0.102.0
- crewai

If you need to update crewai, run:

uv tool install crewai --upgrade

Run the crewai CLI command:

crewai create crew <your_project_name>

This creates a new project with the following structure:

my_project/
├── .gitignore
├── knowledge/
├── pyproject.toml
├── README.md
├── .env
└── src/
    └── my_project/
        ├── __init__.py
        ├── main.py
        ├── crew.py
        ├── tools/
        │   ├── custom_tool.py
        │   └── __init__.py
        └── config/
            ├── agents.yaml
            └── tasks.yaml

Your project will contain these essential files:

Start by editing agents.yaml and tasks.yaml to define your crew’s behavior.

Keep sensitive information like API keys in .env.