diff --git a/.helix/languages.toml b/.helix/languages.toml
new file mode 100644
index 0000000000000000000000000000000000000000..86368c1e783d13f02046d3a0fb82c17991bb846e
--- /dev/null
+++ b/.helix/languages.toml
@@ -0,0 +1,3 @@
+[[language]]
+name = "nix"
+language-servers = ["nil", "gpt"]
diff --git a/config.nix b/config.nix
index 289f56c77fcfcc0b582693f8d1584ec1602f1c45..9590f3fec01cfed435950843ca4e2ff5d653571c 100644
--- a/config.nix
+++ b/config.nix
@@ -256,6 +256,17 @@           ];
         };
       }
       {
+        name = "python";
+        auto-format = true;
+        formatter = with python311Packages; {
+          command = "${black}/bin/black";
+          args = [
+            "--quiet"
+            "-"
+          ];
+        };
+      }
+      {
         name = "nix";
         auto-format = true;
         formatter = {
@@ -264,6 +275,27 @@           args = [ "-q" ];
         };
       }
       {
+        name = "templ";
+        auto-format = true;
+        formatter = {
+          command = "${templ}/bin/templ";
+          args = [ "fmt" ];
+        };
+      }
+      {
+        name = "typst";
+        auto-format = true;
+        formatter.command = "${typst-fmt}/bin/typstfmt";
+      }
+      {
+        name = "dhall";
+        auto-format = true;
+        formatter = {
+          command = "${dhall}/bin/dhall";
+          args = [ "format" ];
+        };
+      }
+      {
         name = "jsonnet";
         auto-format = true;
         formatter = {
@@ -271,9 +303,19 @@           command = "${jsonnet}/bin/jsonnetfmt";
           args = [ "-" ];
         };
       }
+      {
+        name = "cooklang";
+        scope = "source.cook";
+        injection-regex = "cook";
+        file-types = [ "cook" ];
+      }
     ];
     language-server = {
       nil.config.nil.nix.flake.autoEvalInputs = true;
+      gpt = {
+        command = "${helix-gpt}";
+        args = [ "--handler=codeium" ];
+      };
     };
   };
   themes = {
@@ -294,5 +336,13 @@       inherits = "catppuccin_mocha";
       "ui.background" = { };
     };
   };
-  grammars = [ ];
+  grammars = [
+    {
+      name = "cooklang";
+      url = "https://github.com/jolheiser/tree-sitter-cooklang";
+      rev = "a87b94729c0e4276a3e7b9fdccf497c268a2e1b8";
+      sha256 = "sha256-j6WD1+WVTLlq0x0WkFWWR8JHYk2jObSRDNEz6SUWovw=";
+      queries = "queries";
+    }
+  ];
 }
diff --git a/flake.lock b/flake.lock
index 02f6b9781170ad6638cc4e5ed3e40add8bf906ea..ec3f22a143e3f24bfbf03ef3db5e51c152335e89 100644
--- a/flake.lock
+++ b/flake.lock
@@ -5,10 +5,10 @@       "inputs": {
         "nixpkgs": "nixpkgs"
       },
       "locked": {
-        "lastModified": 1739904102,
-        "narHash": "sha256-Oh+ckGaUrnH5mMCsPvU9XViSAIfbigW7H0Rq/ZbbhlI=",
+        "lastModified": 1730336659,
+        "narHash": "sha256-DYQUprBce8sXdBj7Ub1h/52GnGvxiXelvucVTcTXE8I=",
         "ref": "refs/heads/main",
-        "rev": "0abadd849d3d36ca87fda7ea9ed637f25a0e9dae",
+        "rev": "69856a465c69e5b456ef652f0f5f17a12b9d8c02",
         "revCount": 3,
         "type": "git",
         "url": "https://git.jolheiser.com/nixpkgs.git"
@@ -20,11 +20,11 @@       }
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1739736696,
-        "narHash": "sha256-zON2GNBkzsIyALlOCFiEBcIjI4w38GYOb+P+R4S8Jsw=",
+        "lastModified": 1729880355,
+        "narHash": "sha256-RP+OQ6koQQLX5nw0NmcDrzvGL8HDLnyXt/jHhL1jwjM=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "d74a2335ac9c133d6bbec9fc98d91a77f1604c1f",
+        "rev": "18536bf04cd71abd345f9579158841376fdd0c5a",
         "type": "github"
       },
       "original": {
diff --git a/justfile b/justfile
new file mode 100644
index 0000000000000000000000000000000000000000..8f92f5e25be5a0e549e6a31bd4b4f4b603d7f473
--- /dev/null
+++ b/justfile
@@ -0,0 +1,3 @@
+build:
+	@git add .
+	@nix build