diff --git a/pkgs/development/python-modules/basedtyping/default.nix b/pkgs/development/python-modules/basedtyping/default.nix
new file mode 100644
index 000000000000..63f3359ada54
--- /dev/null
+++ b/pkgs/development/python-modules/basedtyping/default.nix
@@ -0,0 +1,59 @@
+{
+  lib,
+  buildPythonPackage,
+  fetchFromGitHub,
+  nix-update-script,
+  pythonOlder,
+
+  # build-system
+  poetry-core,
+
+  # propagates
+  typing-extensions,
+
+  # tests
+  pytestCheckHook,
+}:
+
+buildPythonPackage rec {
+  pname = "basedtyping";
+  version = "0.1.10";
+  pyproject = true;
+
+  disabled = pythonOlder "3.9";
+
+  src = fetchFromGitHub {
+    owner = "KotlinIsland";
+    repo = "basedtyping";
+    tag = "v${version}";
+    hash = "sha256-IpIMO75jqJDzDgRPVEi6g7AprGeBeKbVH99XPDYUzTM=";
+  };
+
+  build-system = [
+    poetry-core
+  ];
+
+  dependencies = [
+    typing-extensions
+  ];
+
+  pythonImportsCheck = [
+    "basedtyping"
+    "basedtyping.runtime_only"
+    "basedtyping.transformer"
+  ];
+
+  nativeCheckInputs = [
+    pytestCheckHook
+  ];
+
+  passthru.updateScript = nix-update-script { };
+
+  meta = {
+    description = "Utilities for basedmypy";
+    homepage = "https://github.com/KotlinIsland/basedtyping";
+    changelog = "https://github.com/KotlinIsland/basedtyping/releases/tag/${src.tag}";
+    license = lib.licenses.mit;
+    maintainers = with lib.maintainers; [ perchun ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 24b154a3183b..acf3d5f57429 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -1500,6 +1500,8 @@ self: super: with self; {
 
   base64io = callPackage ../development/python-modules/base64io { };
 
+  basedtyping = callPackage ../development/python-modules/basedtyping { };
+
   baseline = callPackage ../development/python-modules/baseline { };
 
   baselines = callPackage ../development/python-modules/baselines { };