.. _running-nixos-agent: NixOS ***** You'll first need to populate ``/etc/cachix-agent.token`` with the previously generated agent token with the contents:``CACHIX_AGENT_TOKEN=XXX``. Then set the following NixOS options: :: services.cachix-agent.enable = true; # agent name is inferred from the hostname networking.hostName = "myhostname"; And run ``nixos-rebuild switch`` to activate the new configuration that will start the agent. You should see an agent appear `at your workspace `_. Continue by :ref:`making your first deployment for your agent `.