diff --git a/pkgs/development/python-modules/claude-agent-sdk/default.nix b/pkgs/development/python-modules/claude-agent-sdk/default.nix
new file mode 100644
index 000000000000..78cd42d97591
--- /dev/null
+++ b/pkgs/development/python-modules/claude-agent-sdk/default.nix
@@ -0,0 +1,56 @@
+{
+  lib,
+  anyio,
+  buildPythonPackage,
+  fetchFromGitHub,
+  hatchling,
+  mcp,
+  pytest-asyncio,
+  pytest-cov-stub,
+  pytestCheckHook,
+  typing-extensions,
+}:
+
+buildPythonPackage (finalAttrs: {
+  pname = "claude-agent-sdk";
+  version = "0.1.21";
+  pyproject = true;
+
+  src = fetchFromGitHub {
+    owner = "anthropics";
+    repo = "claude-agent-sdk-python";
+    tag = "v${finalAttrs.version}";
+    hash = "sha256-lMmE1Z7KifuoidI120plGbh7fS76tN+9ZeTi+a2vSjE=";
+  };
+
+  build-system = [ hatchling ];
+
+  dependencies = [
+    anyio
+    mcp
+    typing-extensions
+  ];
+
+  nativeCheckInputs = [
+    anyio
+    pytestCheckHook
+    pytest-asyncio
+    pytest-cov-stub
+  ]
+  ++ anyio.passthru.optional-dependencies.trio;
+
+  pythonImportsCheck = [ "claude_agent_sdk" ];
+
+  disabledTests = [
+    # Code not available
+    "test_query_with_async_iterable"
+  ];
+
+  meta = {
+    description = "Python SDK for Claude Agent";
+    homepage = "https://github.com/anthropics/claude-agent-sdk-python";
+    changelog = "https://github.com/anthropics/claude-agent-sdk-python/blob/${finalAttrs.src.tag}/CHANGELOG.md";
+    license = lib.licenses.mit;
+    maintainers = with lib.maintainers; [ fab ];
+  };
+})
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index da84d3a7976f..9fd4d06365d4 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -2723,6 +2723,8 @@ self: super: with self; {
 
   classify-imports = callPackage ../development/python-modules/classify-imports { };
 
+  claude-agent-sdk = callPackage ../development/python-modules/claude-agent-sdk { };
+
   cle = callPackage ../development/python-modules/cle { };
 
   clean-fid = callPackage ../development/python-modules/clean-fid { };