diff --git a/pkgs/by-name/tt/tt-smi/package.nix b/pkgs/by-name/tt/tt-smi/package.nix
index 9fced72b8bfdf..ca48a04b9c165 100644
--- a/pkgs/by-name/tt/tt-smi/package.nix
+++ b/pkgs/by-name/tt/tt-smi/package.nix
@@ -7,14 +7,15 @@
 }:
 python3Packages.buildPythonApplication (finalAttrs: {
   pname = "tt-smi";
-  version = "3.0.30";
+  version = "5.0.1";
   pyproject = true;
+  __structuredAttrs = true;
 
   src = fetchFromGitHub {
     owner = "tenstorrent";
     repo = "tt-smi";
     tag = "v${finalAttrs.version}";
-    hash = "sha256-C6CfcS0H3rFew/Y1uhmzICdFp1UYU7H9h3YPeAKlcbE=";
+    hash = "sha256-hm3MCq4Mh6BQ9QJLG2csSmojVnEaxhy6f7wIvfn0EPI=";
   };
 
   build-system = with python3Packages; [
@@ -46,6 +47,7 @@ python3Packages.buildPythonApplication (finalAttrs: {
     mainProgram = "tt-smi";
     description = "Tenstorrent console based hardware information program";
     homepage = "https://github.com/tenstorrent/tt-smi";
+    changelog = "https://github.com/tenstorrent/tt-smi/blob/${finalAttrs.src.tag}/CHANGELOG.md";
     maintainers = with lib.maintainers; [ RossComputerGuy ];
     license = with lib.licenses; [ asl20 ];
   };
diff --git a/pkgs/development/python-modules/pyluwen/default.nix b/pkgs/development/python-modules/pyluwen/default.nix
index dad420df0e768..da3620d49289b 100644
--- a/pkgs/development/python-modules/pyluwen/default.nix
+++ b/pkgs/development/python-modules/pyluwen/default.nix
@@ -1,30 +1,31 @@
 {
   lib,
   buildPythonPackage,
-  runCommand,
   fetchFromGitHub,
   rustPlatform,
+
   maturin,
   protobuf_30,
 }:
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "pyluwen";
-  version = "0.7.11";
+  version = "0.8.5";
   pyproject = true;
+  __structuredAttrs = true;
 
   src = fetchFromGitHub {
     owner = "tenstorrent";
     repo = "luwen";
-    tag = "v${version}";
-    hash = "sha256-eQpKEeuy0mVrmu8ssAOWBcXi7zutStu+RbZOEF/IJ98=";
+    tag = "v${finalAttrs.version}";
+    hash = "sha256-lY7cZ+8C0UEGGYxufl4Vi8g0L4AJFXaGqn7XE2ivTcQ=";
   };
 
   cargoDeps = rustPlatform.fetchCargoVendor {
-    inherit src;
-    hash = "sha256-INzF8ORkrmPQMJbGSNm5QkfMOgE+HJ3taU1EZ9i+HJg=";
+    inherit (finalAttrs) pname version src;
+    hash = "sha256-QBGXbRiBk4WIQFopq1OccmUHgx5GzR/PKhMH4Ie+fyg=";
   };
 
-  sourceRoot = "${src.name}/crates/${pname}";
+  sourceRoot = "${finalAttrs.src.name}/bind/pyluwen";
 
   prePatch = ''
     chmod -R u+w ../../
@@ -34,7 +35,7 @@ buildPythonPackage rec {
   postPatch = ''
     cd ../$sourceRoot
     cp --no-preserve=ownership,mode ../../Cargo.lock .
-    sed -i '0,/version = /{s/version = "*.*.*"/version = "${version}"/g}' Cargo.toml
+    sed -i '0,/version = /{s/version = "*.*.*"/version = "${finalAttrs.version}"/g}' Cargo.toml
   '';
 
   nativeBuildInputs = with rustPlatform; [
@@ -48,7 +49,8 @@ buildPythonPackage rec {
   meta = {
     description = "Tenstorrent system interface library";
     homepage = "https://github.com/tenstorrent/luwen";
+    changelog = "https://github.com/tenstorrent/luwen/releases/tag/${finalAttrs.src.tag}";
     maintainers = with lib.maintainers; [ RossComputerGuy ];
     license = with lib.licenses; [ asl20 ];
   };
-}
+})
diff --git a/pkgs/development/python-modules/tt-flash/default.nix b/pkgs/development/python-modules/tt-flash/default.nix
index 3d3503f5f5dad..01d57bb7d043a 100644
--- a/pkgs/development/python-modules/tt-flash/default.nix
+++ b/pkgs/development/python-modules/tt-flash/default.nix
@@ -2,29 +2,37 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
-  fetchpatch,
+
+  # build-system
   setuptools,
+
+  # dependencies
   pyyaml,
   tabulate,
   pyluwen,
   tt-tools-common,
+
+  # tests
+  pytestCheckHook,
 }:
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "tt-flash";
-  version = "3.6.0";
+  version = "3.6.5";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "tenstorrent";
     repo = "tt-flash";
-    tag = "v${version}";
-    hash = "sha256-io3+fNQWS1Gxb0L0HcQQocOT+ROjQUk4mw7xG3om7oU=";
+    tag = "v${finalAttrs.version}";
+    hash = "sha256-WGcSjo+wc6aCJwzlXNieRTFSSKubEu/zqDULBEv2Krc=";
   };
 
   build-system = [
     setuptools
   ];
 
+  # upstream pins ~all dependencies to an exact version
+  pythonRelaxDeps = true;
   dependencies = [
     tabulate
     pyyaml
@@ -33,12 +41,17 @@ buildPythonPackage rec {
   ];
 
   pythonImportsCheck = [ "tt_flash" ];
-  pythonRelaxDeps = [ "pyyaml" ];
+
+  nativeCheckInputs = [
+    pytestCheckHook
+  ];
 
   meta = {
     description = "Tenstorrent Firmware Update Utility";
     homepage = "https://tenstorrent.com";
+    downloadPage = "https://github.com/tenstorrent/tt-flash";
+    changelog = "https://github.com/tenstorrent/tt-flash/blob/${finalAttrs.src.tag}/CHANGELOG.md";
     maintainers = with lib.maintainers; [ RossComputerGuy ];
     license = with lib.licenses; [ asl20 ];
   };
-}
+})
diff --git a/pkgs/development/python-modules/tt-umd/default.nix b/pkgs/development/python-modules/tt-umd/default.nix
new file mode 100644
index 0000000000000..33a1f9ea558ee
--- /dev/null
+++ b/pkgs/development/python-modules/tt-umd/default.nix
@@ -0,0 +1,45 @@
+{
+  lib,
+  buildPythonPackage,
+  fetchFromGitHub,
+
+  # build-system
+  cmake,
+  nanobind,
+  ninja,
+  scikit-build-core,
+  setuptools,
+}:
+
+buildPythonPackage (finalAttrs: {
+  pname = "tt-umd";
+  version = "0.9.4";
+  pyproject = true;
+  __structuredAttrs = true;
+
+  src = fetchFromGitHub {
+    owner = "tenstorrent";
+    repo = "tt-umd";
+    tag = "v${finalAttrs.version}";
+    hash = "sha256-B/Hj5m75pVvJLOWw26A3QZn848ym/63AxxWiWqfzUTU=";
+  };
+
+  build-system = [
+    cmake
+    nanobind
+    ninja
+    scikit-build-core
+    setuptools
+  ];
+  dontUseCmakeConfigure = true;
+
+  pythonImportsCheck = [ "tt_umd" ];
+
+  meta = {
+    description = "User-Mode Driver for Tenstorrent hardware";
+    homepage = "https://github.com/tenstorrent/tt-umd";
+    changelog = "https://github.com/tenstorrent/tt-umd/blob/${finalAttrs.src.tag}/CHANGELOG";
+    license = lib.licenses.asl20;
+    maintainers = with lib.maintainers; [ GaetanLepage ];
+  };
+})
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index e8558e3a9521c..e178b42c96d9f 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -19907,6 +19907,8 @@ self: super: with self; {
 
   tt-tools-common = callPackage ../development/python-modules/tt-tools-common { };
 
+  tt-umd = callPackage ../development/python-modules/tt-umd { };
+
   ttach = callPackage ../development/python-modules/ttach { };
 
   ttfautohint-py = callPackage ../development/python-modules/ttfautohint-py { };