diff --git a/pkgs/development/python-modules/fluss-api/default.nix b/pkgs/development/python-modules/fluss-api/default.nix
new file mode 100644
index 000000000000..4187db636445
--- /dev/null
+++ b/pkgs/development/python-modules/fluss-api/default.nix
@@ -0,0 +1,37 @@
+{
+  lib,
+  aiohttp,
+  buildPythonPackage,
+  fetchFromGitHub,
+  setuptools,
+}:
+
+buildPythonPackage (finalAttrs: {
+  pname = "fluss-api";
+  version = "0.1.9.20";
+  pyproject = true;
+
+  src = fetchFromGitHub {
+    owner = "fluss";
+    repo = "Fluss_Python_Library";
+    tag = "v${finalAttrs.version}";
+    hash = "sha256-g5LZWlz8QZWUb6UFyY1wQIHqC2lCTpCsaWgrkPCoDOw=";
+  };
+
+  build-system = [ setuptools ];
+
+  dependencies = [ aiohttp ];
+
+  # upstream has no tests
+  doCheck = false;
+
+  pythonImportsCheck = [ "fluss_api" ];
+
+  meta = {
+    description = "Fluss+ API Client";
+    homepage = "https://github.com/fluss/Fluss_Python_Library";
+    changelog = "https://github.com/fluss/Fluss_Python_Library/releases/tag/${finalAttrs.src.tag}";
+    license = lib.licenses.mit;
+    maintainers = [ lib.maintainers.jamiemagee ];
+  };
+})
diff --git a/pkgs/servers/home-assistant/component-packages.nix b/pkgs/servers/home-assistant/component-packages.nix
index 8a429fd7ec84..ca9608aaedda 100644
--- a/pkgs/servers/home-assistant/component-packages.nix
+++ b/pkgs/servers/home-assistant/component-packages.nix
@@ -1875,7 +1875,8 @@
       ];
     "fluss" =
       ps: with ps; [
-      ]; # missing inputs: fluss-api
+        fluss-api
+      ];
     "flux" =
       ps: with ps; [
       ];
@@ -7426,6 +7427,7 @@
     "flipr"
     "flo"
     "flume"
+    "fluss"
     "flux"
     "flux_led"
     "folder"
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index ef836fc55e0b..effb2c6b14e9 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -5767,6 +5767,8 @@ self: super: with self; {
 
   flufl-lock = callPackage ../development/python-modules/flufl/lock.nix { };
 
+  fluss-api = callPackage ../development/python-modules/fluss-api { };
+
   flux-led = callPackage ../development/python-modules/flux-led { };
 
   flyingsquid = callPackage ../development/python-modules/flyingsquid { };