diff --git a/nix-builder/overlay.nix b/nix-builder/overlay.nix
index 4c451919..3a54d39c 100644
--- a/nix-builder/overlay.nix
+++ b/nix-builder/overlay.nix
@@ -77,18 +77,20 @@ in
           else
             python-self.callPackage ./pkgs/python-modules/cuda-python { };
 
-        huggingface-hub = python-super.huggingface-hub.overridePythonAttrs (old: rec {
-          version = "1.3.0";
+        huggingface-hub = python-super.huggingface-hub.overridePythonAttrs (prevAttrs: rec {
+          version = "1.8.0";
           src = python-super.fetchPypi {
             pname = "huggingface_hub";
             inherit version;
-            hash = "sha256-KJ4qNYb98B41iClE6qBvvVdDbeJLbmU9H6skhYSs1ms=";
+            hash = "sha256-xWJ7L9Uh4Ayvjv9KyWW6mI6nUWf61+5y4X+bcYPsY/M=";
           };
-          dependencies = (old.dependencies or [ ]) ++ [
-            python-self.httpx
-            python-self.shellingham
-            python-self.typer-slim
-          ];
+          dependencies =
+            (prevAttrs.dependencies or [ ])
+            ++ (with python-self; [
+              httpx
+              shellingham
+              typer
+            ]);
           # Skip tests since they require network access.
           doCheck = false;
         });
@@ -100,6 +102,27 @@ in
           }
         );
 
+        hf-xet = python-super.hf-xet.overridePythonAttrs (prevAttrs: rec {
+          version = "1.4.2";
+          src = final.fetchFromGitHub {
+            owner = "huggingface";
+            repo = "xet-core";
+            tag = "v${version}";
+            hash = "sha256-UdHEpJztlVI8LPs8Ne9sKe1Nv3kVVk4YLxQ3W8sUPbQ=";
+          };
+          cargoDeps = final.rustPlatform.fetchCargoVendor {
+            inherit (prevAttrs)
+              pname
+              sourceRoot
+              ;
+            inherit
+              version
+              src
+              ;
+            hash = "sha256-GV+XY5uV57yQWVGdRLpGU3eD8Gz2gy6p7OHlF+mlJI4=";
+          };
+        });
+
         nvidia-cutlass-dsl = python-self.callPackage ./pkgs/python-modules/nvidia-cutlass-dsl { };
 
         nvidia-cutlass-dsl-libs = python-self.callPackage ./pkgs/python-modules/nvidia-cutlass-dsl-libs { };
@@ -135,6 +158,19 @@ in
           xpuPackages = final.xpuPackages_2025_3;
         };
 
+        transformers = python-super.transformers.overridePythonAttrs (prevAttrs: rec {
+          version = "5.3.0";
+          src = python-super.fetchPypi {
+            pname = "transformers";
+            inherit version;
+            hash = "sha256-AJVVs2QCnanilG1B8cXenxXmsd9GsYm3KT8zoWG5xVc=";
+          };
+
+          dependencies = (prevAttrs.dependencies or [ ]) ++ [
+            python-self.typer
+          ];
+        });
+
         triton-xpu_2_9 = callPackage ./pkgs/python-modules/triton-xpu {
           torchVersion = "2.9";
           xpuPackages = final.xpuPackages_2025_2;