diff --git a/flake.lock b/flake.lock
index 7840dfd..fe25ca5 100644
--- a/flake.lock
+++ b/flake.lock
@@ -1,5 +1,25 @@
 {
   "nodes": {
+    "ai-usage": {
+      "inputs": {
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1791553507,
+        "narHash": "sha256-Zrzq6ISt8BAG5ArLJP6qJTIn5YgAPZ1jL2lLlxjpFaM=",
+        "ref": "refs/heads/master",
+        "rev": "69605d7e5414786cfe004e93e392f8a90ac1638c",
+        "revCount": 1,
+        "type": "git",
+        "url": "ssh://git@git.een.ninja:222/armel/ai-usage.git"
+      },
+      "original": {
+        "type": "git",
+        "url": "ssh://git@git.een.ninja:222/armel/ai-usage.git"
+      }
+    },
     "home-manager": {
       "inputs": {
         "nixpkgs": [
@@ -38,11 +58,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1791143449,
-        "narHash": "sha256-9+n3ReS2y9xS199LoJjKUWHwZrISGHWgkD/LUZTDZyA=",
+        "lastModified": 1791426274,
+        "narHash": "sha256-MWhktfFtFE8Jl7bf9Pkp7TR5MSdYCjCswSo0Gkb4ywc=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "0d9e9b832d03ac387417e16ce1febf73b2e631e1",
+        "rev": "7c8764b7c7b09b34f632464276218ef9090eaa11",
         "type": "github"
       },
       "original": {
@@ -54,11 +74,11 @@
     },
     "nixpkgs-unstable": {
       "locked": {
-        "lastModified": 1791161550,
-        "narHash": "sha256-hUcT0jKmSHN5XgRW3sSEIIlqsVClkVfToluYtOd56ok=",
+        "lastModified": 1791366222,
+        "narHash": "sha256-o0N4g6uSOIppU7CGToNvGlMf5vC+B6O6ukFHKY/TKOY=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "8c6b39505383e6d5dcb431f00cb3597b71f8045c",
+        "rev": "39ad350a0602fa0a58a544344e3e9187526ea45c",
         "type": "github"
       },
       "original": {
@@ -70,6 +90,7 @@
     },
     "root": {
       "inputs": {
+        "ai-usage": "ai-usage",
         "home-manager": "home-manager",
         "nix-flatpak": "nix-flatpak",
         "nixpkgs": "nixpkgs",
diff --git a/flake.nix b/flake.nix
index 4c46596..8e06411 100644
--- a/flake.nix
+++ b/flake.nix
@@ -19,6 +19,11 @@
       url = "github:gmodena/nix-flatpak";
       inputs.nixpkgs.follows = "nixpkgs";
     };
+
+    ai-usage = {
+      url = "git+ssh://git@git.een.ninja:222/armel/ai-usage.git";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
   };
 
   # This strange syntax is a workaround for the intentional limitations of `flake.nix` files.
diff --git a/hosts/work/default.nix b/hosts/work/default.nix
index 4532eea..d1601bf 100644
--- a/hosts/work/default.nix
+++ b/hosts/work/default.nix
@@ -1,4 +1,4 @@
-{ config, pkgs, ... }:
+{ config, ai-usage, home-manager, pkgs, ... }:
 
 {
   imports = [
@@ -72,5 +72,13 @@
     "149.210.174.226" = [ "kindertelefoon" ];
   };
 
+  home-manager.users.avravels = {
+    imports = [ ai-usage.homeManagerModules.default ];
+    programs.ai-usage = {
+      enable = true;
+      package = ai-usage.packages.${pkgs.stdenv.hostPlatform.system}.default;
+    };
+  };
+
   system.stateVersion = "25.11"; # Did you read the comment?
 }
diff --git a/modules/cursor-cli.nix b/modules/cursor-cli.nix
index c166fc5..fd48699 100644
--- a/modules/cursor-cli.nix
+++ b/modules/cursor-cli.nix
@@ -1,7 +1,7 @@
-{ config, pkgs, ... }:
+{ config, pkgsUnstable, ... }:
 
 {
-  environment.systemPackages = with pkgs; [
+  environment.systemPackages = with pkgsUnstable; [
     cursor-cli
   ];
 }
diff --git a/modules/home-manager.nix b/modules/home-manager.nix
index ab273b3..8399bd2 100644
--- a/modules/home-manager.nix
+++ b/modules/home-manager.nix
@@ -1,11 +1,11 @@
-{ pkgs, pkgsUnstable, ... }:
+{ pkgs, ai-usage, pkgsUnstable, ... }:
 
 {
   home-manager = {
     useGlobalPkgs = true;
     useUserPackages = true;
     extraSpecialArgs = {
-      inherit pkgsUnstable;
+      inherit pkgsUnstable ai-usage;
     };
 
     users.avravels = import home/home.nix;
diff --git a/outputs.nix b/outputs.nix
index fe399d6..d7f8f1b 100644
--- a/outputs.nix
+++ b/outputs.nix
@@ -2,6 +2,7 @@
 , nixpkgs-unstable
 , home-manager
 , nix-flatpak
+, ai-usage
 , ...
 }:
 
@@ -19,7 +20,7 @@ let
       inherit system;
 
       specialArgs = {
-        inherit pkgsUnstable;
+        inherit pkgsUnstable ai-usage;
         nixFlatpak = nix-flatpak;
       };