diff --git a/nix/checks/check.nix b/nix/checks/check.nix
index ed1d831..08a9cd9 100644
--- a/nix/checks/check.nix
+++ b/nix/checks/check.nix
@@ -1,20 +1,20 @@
-{ pkgs
-, lib
-, ...
-}:
-let
+{
+  pkgs,
+  lib,
+  ...
+}: let
   ruff = lib.getExe pkgs.ruff;
   src = ./../..;
 in
-pkgs.runCommand "bingus-lint"
-{
-  PYTHONPATH = "${pkgs.bingus-env}/lib/python3.12/site-packages";
-  RUFF_NO_CACHE = "true";
-} ''
-  cd ${src};
+  pkgs.runCommand "bingus-lint"
+  {
+    PYTHONPATH = "${pkgs.bingus}/lib/python3.12/site-packages";
+    RUFF_NO_CACHE = "true";
+  } ''
+    cd ${src};
 
-  ${ruff} format --check
-  ${ruff} check
+    ${ruff} format --check
+    ${ruff} check
 
-  mkdir $out
-''
+    mkdir $out
+  ''
diff --git a/nix/nixosModule.nix b/nix/nixosModule.nix
new file mode 100644
index 0000000..9d210e3
--- /dev/null
+++ b/nix/nixosModule.nix
@@ -0,0 +1,56 @@
+{
+  pkgs,
+  lib,
+  config,
+  ...
+}: let
+  cfg = config.services.bingus-bot;
+in {
+  options.services.bingus-bot = {
+    enable = lib.mkOption {
+      type = lib.types.bool;
+      default = false;
+      example = true;
+      description = "Whether to enable Bingus, a Discord bot that uses Markov Chains";
+    };
+
+    tokenFile = lib.mkOption {
+      default = "/etc/bingus/token";
+      type = lib.types.path;
+      description = "Path to a file containing the bot token that the service will authenticate to Discord with";
+    };
+
+    replyChannels = lib.mkOption {
+      default = [];
+      type = lib.types.listOf lib.types.number;
+      description = "List of Discord channel IDs that the bot should have a chance to reply in";
+    };
+  };
+
+  config = lib.mkIf cfg.enable {
+    systemd.services.bingus = let
+      replyChannelsStr = lib.strings.concatStrings (lib.strings.intersperse "," (builtins.map builtins.toString cfg.replyChannels));
+    in {
+      wantedBy = ["multi-user.target"];
+      after = ["network.target"];
+
+      environment.REPLY_CHANNELS = replyChannelsStr;
+
+      script = ''
+        export TOKEN=$(cat "$CREDENTIALS_DIRECTORY/BINGUS_BOT_TOKEN")
+        export BRAIN_FILE=$XDG_STATE_HOME/brain.msgpackz
+        ${pkgs.bingus}/bin/bingus
+      '';
+
+      serviceConfig = {
+        Restart = "always";
+        RestartSec = "5s";
+        User = "bingus-bot";
+        Group = "bingus-bot";
+        StateDirectory = "bingus";
+        DynamicUser = true;
+        LoadCredential = "BINGUS_BOT_TOKEN:${cfg.tokenFile}";
+      };
+    };
+  };
+}