diff --git a/nixos/configuration.nix b/nixos/configuration.nix
index 82f3d515..ed32537a 100644
--- a/nixos/configuration.nix
+++ b/nixos/configuration.nix
@@ -154,6 +154,9 @@
     enable32Bit = true;
   };
 
+  # Noise cancellation
+  programs.noisetorch.enable = true;
+
   # UPS (Green Cell 2000VA)
   power.ups = {
     enable = true;
diff --git a/nixos/flake.lock b/nixos/flake.lock
index 3f744ee3..a14e100e 100644
--- a/nixos/flake.lock
+++ b/nixos/flake.lock
@@ -7,11 +7,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1772060133,
-        "narHash": "sha256-VuyRptb8v1lVGMlLp4/1vRX3Efwec0CN0S6mKmDPzLg=",
+        "lastModified": 1772380461,
+        "narHash": "sha256-O3ukj3Bb3V0Tiy/4LUfLlBpWypJ9P0JeUgsKl2nmZZY=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "ce9b6e52500a0ea0ec48f0bbf6d7a3e431d9dfa4",
+        "rev": "f140aa04d7d14f8a50ab27f3691b5766b17ae961",
         "type": "github"
       },
       "original": {
@@ -22,11 +22,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1771848320,
-        "narHash": "sha256-0MAd+0mun3K/Ns8JATeHT1sX28faLII5hVLq0L3BdZU=",
+        "lastModified": 1772198003,
+        "narHash": "sha256-I45esRSssFtJ8p/gLHUZ1OUaaTaVLluNkABkk6arQwE=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "2fc6539b481e1d2569f25f8799236694180c0993",
+        "rev": "dd9b079222d43e1943b6ebd802f04fd959dc8e61",
         "type": "github"
       },
       "original": {
diff --git a/nixos/home.nix b/nixos/home.nix
index 0b15af43..a16279fd 100644
--- a/nixos/home.nix
+++ b/nixos/home.nix
@@ -25,7 +25,7 @@
 
     # Dev tools / AI
     vscode
-    antigravity
+    codex
     opencode-desktop
     nodejs
     python3
@@ -205,6 +205,7 @@
       raid = "sudo mdadm --detail /dev/md0";
       unp = "unp -U";
       cat = "bat";
+      lmcodex = "codex --oss -m qwen3-coder-30b-a3b-instruct";
     };
     historySize = 10000;
     historyFileSize = 100000;
@@ -445,6 +446,29 @@
     };
   };
 
+  systemd.user.services.noisetorch = {
+    Unit = {
+      Description = "NoiseTorch Noise Cancelling";
+      After = [
+        "graphical-session.target"
+        "pipewire.service"
+        "wireplumber.service"
+      ];
+      Wants = [ "graphical-session.target" ];
+      PartOf = [ "graphical-session.target" ];
+    };
+    Install = {
+      WantedBy = [ "graphical-session.target" ];
+    };
+    Service = {
+      Type = "oneshot";
+      ExecStart = "${pkgs.noisetorch}/bin/noisetorch -i";
+      ExecStop = "${pkgs.noisetorch}/bin/noisetorch -u";
+      RemainAfterExit = true;
+      TimeoutStartSec = "30s";
+    };
+  };
+
   # Let Home Manager install and manage itself.
   programs.home-manager.enable = true;