diff --git a/ui/litellm-dashboard/src/app/(dashboard)/hooks/accessGroups/useAccessGroups.test.ts b/ui/litellm-dashboard/src/app/(dashboard)/hooks/accessGroups/useAccessGroups.test.ts
new file mode 100644
index 00000000000..587064353ac
--- /dev/null
+++ b/ui/litellm-dashboard/src/app/(dashboard)/hooks/accessGroups/useAccessGroups.test.ts
@@ -0,0 +1,242 @@
+/* @vitest-environment jsdom */
+import React from "react";
+import { renderHook, waitFor } from "@testing-library/react";
+import { describe, it, expect, vi, beforeEach } from "vitest";
+import { QueryClient, QueryClientProvider } from "@tanstack/react-query";
+import { useAccessGroups, AccessGroupResponse } from "./useAccessGroups";
+import * as networking from "@/components/networking";
+
+vi.mock("@/components/networking", () => ({
+  getProxyBaseUrl: vi.fn(() => "http://proxy.example"),
+  getGlobalLitellmHeaderName: vi.fn(() => "Authorization"),
+  deriveErrorMessage: vi.fn((data: unknown) => (data as { detail?: string })?.detail ?? "Unknown error"),
+  handleError: vi.fn(),
+}));
+
+vi.mock("@/app/(dashboard)/hooks/useAuthorized", () => ({
+  default: vi.fn(() => ({
+    accessToken: "test-token-123",
+    userRole: "Admin",
+  })),
+}));
+
+const createQueryClient = () =>
+  new QueryClient({
+    defaultOptions: {
+      queries: {
+        retry: false,
+        gcTime: 0,
+      },
+    },
+  });
+
+const wrapper = ({ children }: { children: React.ReactNode }) => {
+  const queryClient = createQueryClient();
+  return React.createElement(QueryClientProvider, { client: queryClient }, children);
+};
+
+const mockAccessToken = "test-token-123";
+const mockAccessGroups: AccessGroupResponse[] = [
+  {
+    access_group_id: "ag-1",
+    access_group_name: "Group One",
+    description: "First group",
+    access_model_ids: [],
+    access_mcp_server_ids: [],
+    access_agent_ids: [],
+    assigned_team_ids: [],
+    assigned_key_ids: [],
+    created_at: "2025-01-01T00:00:00Z",
+    created_by: "user-1",
+    updated_at: "2025-01-01T00:00:00Z",
+    updated_by: "user-1",
+  },
+];
+
+const fetchMock = vi.fn();
+
+describe("useAccessGroups", () => {
+  beforeEach(async () => {
+    vi.clearAllMocks();
+    vi.mocked(networking.getProxyBaseUrl).mockReturnValue("http://proxy.example");
+    vi.mocked(networking.getGlobalLitellmHeaderName).mockReturnValue("Authorization");
+
+    const useAuthorizedModule = await import("@/app/(dashboard)/hooks/useAuthorized");
+    vi.mocked(useAuthorizedModule.default).mockReturnValue({
+      accessToken: mockAccessToken,
+      userRole: "Admin",
+    } as any);
+
+    global.fetch = fetchMock;
+  });
+
+  it("should return hook result without errors", () => {
+    fetchMock.mockResolvedValue({
+      ok: true,
+      json: () => Promise.resolve([]),
+    } as Response);
+
+    const { result } = renderHook(() => useAccessGroups(), { wrapper });
+
+    expect(result.current).toBeDefined();
+    expect(result.current).toHaveProperty("data");
+    expect(result.current).toHaveProperty("isSuccess");
+    expect(result.current).toHaveProperty("isError");
+    expect(result.current).toHaveProperty("status");
+  });
+
+  it("should return access groups when access token and admin role are present", async () => {
+    fetchMock.mockResolvedValue({
+      ok: true,
+      json: () => Promise.resolve(mockAccessGroups),
+    } as Response);
+
+    const { result } = renderHook(() => useAccessGroups(), { wrapper });
+
+    await waitFor(() => {
+      expect(result.current.isSuccess).toBe(true);
+    });
+
+    expect(fetchMock).toHaveBeenCalledWith(
+      "http://proxy.example/v1/access_group",
+      expect.objectContaining({
+        method: "GET",
+        headers: expect.objectContaining({
+          Authorization: `Bearer ${mockAccessToken}`,
+          "Content-Type": "application/json",
+        }),
+      }),
+    );
+    expect(result.current.data).toEqual(mockAccessGroups);
+  });
+
+  it("should not fetch when access token is null", async () => {
+    const useAuthorizedModule = await import("@/app/(dashboard)/hooks/useAuthorized");
+    vi.mocked(useAuthorizedModule.default).mockReturnValue({
+      accessToken: null,
+      userRole: "Admin",
+    } as any);
+
+    const { result } = renderHook(() => useAccessGroups(), { wrapper });
+
+    expect(result.current.isFetching).toBe(false);
+    expect(result.current.isLoading).toBe(false);
+    expect(result.current.data).toBeUndefined();
+    expect(fetchMock).not.toHaveBeenCalled();
+  });
+
+  it("should not fetch when access token is empty string", async () => {
+    const useAuthorizedModule = await import("@/app/(dashboard)/hooks/useAuthorized");
+    vi.mocked(useAuthorizedModule.default).mockReturnValue({
+      accessToken: "",
+      userRole: "Admin",
+    } as any);
+
+    const { result } = renderHook(() => useAccessGroups(), { wrapper });
+
+    expect(result.current.isFetching).toBe(false);
+    expect(result.current.isLoading).toBe(false);
+    expect(result.current.data).toBeUndefined();
+    expect(fetchMock).not.toHaveBeenCalled();
+  });
+
+  it("should not fetch when user role is not an admin role", async () => {
+    const useAuthorizedModule = await import("@/app/(dashboard)/hooks/useAuthorized");
+    vi.mocked(useAuthorizedModule.default).mockReturnValue({
+      accessToken: mockAccessToken,
+      userRole: "Viewer",
+    } as any);
+
+    const { result } = renderHook(() => useAccessGroups(), { wrapper });
+
+    expect(result.current.isFetching).toBe(false);
+    expect(result.current.isLoading).toBe(false);
+    expect(result.current.data).toBeUndefined();
+    expect(fetchMock).not.toHaveBeenCalled();
+  });
+
+  it("should not fetch when user role is null", async () => {
+    const useAuthorizedModule = await import("@/app/(dashboard)/hooks/useAuthorized");
+    vi.mocked(useAuthorizedModule.default).mockReturnValue({
+      accessToken: mockAccessToken,
+      userRole: null,
+    } as any);
+
+    const { result } = renderHook(() => useAccessGroups(), { wrapper });
+
+    expect(result.current.isFetching).toBe(false);
+    expect(result.current.isLoading).toBe(false);
+    expect(result.current.data).toBeUndefined();
+    expect(fetchMock).not.toHaveBeenCalled();
+  });
+
+  it("should fetch when user role is proxy_admin", async () => {
+    const useAuthorizedModule = await import("@/app/(dashboard)/hooks/useAuthorized");
+    vi.mocked(useAuthorizedModule.default).mockReturnValue({
+      accessToken: mockAccessToken,
+      userRole: "proxy_admin",
+    } as any);
+
+    fetchMock.mockResolvedValue({
+      ok: true,
+      json: () => Promise.resolve(mockAccessGroups),
+    } as Response);
+
+    const { result } = renderHook(() => useAccessGroups(), { wrapper });
+
+    await waitFor(() => {
+      expect(result.current.isSuccess).toBe(true);
+    });
+
+    expect(fetchMock).toHaveBeenCalled();
+    expect(result.current.data).toEqual(mockAccessGroups);
+  });
+
+  it("should expose error state when fetch fails", async () => {
+    fetchMock.mockResolvedValue({
+      ok: false,
+      json: () => Promise.resolve({ detail: "Forbidden" }),
+    } as Response);
+    vi.mocked(networking.deriveErrorMessage).mockReturnValue("Forbidden");
+
+    const { result } = renderHook(() => useAccessGroups(), { wrapper });
+
+    await waitFor(() => {
+      expect(result.current.isError).toBe(true);
+    });
+
+    expect(result.current.error).toBeInstanceOf(Error);
+    expect((result.current.error as Error).message).toBe("Forbidden");
+    expect(result.current.data).toBeUndefined();
+    expect(networking.handleError).toHaveBeenCalledWith("Forbidden");
+  });
+
+  it("should return empty array when API returns empty list", async () => {
+    fetchMock.mockResolvedValue({
+      ok: true,
+      json: () => Promise.resolve([]),
+    } as Response);
+
+    const { result } = renderHook(() => useAccessGroups(), { wrapper });
+
+    await waitFor(() => {
+      expect(result.current.isSuccess).toBe(true);
+    });
+
+    expect(result.current.data).toEqual([]);
+  });
+
+  it("should propagate network errors", async () => {
+    const networkError = new Error("Network failure");
+    fetchMock.mockRejectedValue(networkError);
+
+    const { result } = renderHook(() => useAccessGroups(), { wrapper });
+
+    await waitFor(() => {
+      expect(result.current.isError).toBe(true);
+    });
+
+    expect(result.current.error).toEqual(networkError);
+    expect(result.current.data).toBeUndefined();
+  });
+});
diff --git a/ui/litellm-dashboard/src/components/AccessGroups/AccessGroupsDetailsPage.test.tsx b/ui/litellm-dashboard/src/components/AccessGroups/AccessGroupsDetailsPage.test.tsx
new file mode 100644
index 00000000000..db9d25d886f
--- /dev/null
+++ b/ui/litellm-dashboard/src/components/AccessGroups/AccessGroupsDetailsPage.test.tsx
@@ -0,0 +1,384 @@
+import { useAccessGroupDetails } from "@/app/(dashboard)/hooks/accessGroups/useAccessGroupDetails";
+import { AccessGroupResponse } from "@/app/(dashboard)/hooks/accessGroups/useAccessGroups";
+import { screen } from "@testing-library/react";
+import userEvent from "@testing-library/user-event";
+import { beforeEach, describe, expect, it, vi } from "vitest";
+import { renderWithProviders } from "../../../tests/test-utils";
+import { AccessGroupDetail } from "./AccessGroupsDetailsPage";
+
+vi.mock("@/app/(dashboard)/hooks/accessGroups/useAccessGroupDetails");
+vi.mock("./AccessGroupsModal/AccessGroupEditModal", () => ({
+  AccessGroupEditModal: ({
+    visible,
+    onCancel,
+  }: {
+    visible: boolean;
+    onCancel: () => void;
+  }) =>
+    visible ? (
+      <div role="dialog" aria-label="Edit Access Group">
+        <button onClick={onCancel}>Close Modal</button>
+      </div>
+    ) : null,
+}));
+
+const mockUseAccessGroupDetails = vi.mocked(useAccessGroupDetails);
+
+const baseMockReturnValue = {
+  data: undefined,
+  isLoading: false,
+  isError: false,
+  error: null,
+  isFetching: false,
+  isPending: false,
+  isSuccess: true,
+  status: "success" as const,
+  dataUpdatedAt: 0,
+  errorUpdatedAt: 0,
+  failureCount: 0,
+  failureReason: null,
+  errorUpdateCount: 0,
+  isFetched: true,
+  isFetchedAfterMount: true,
+  isRefetching: false,
+  isLoadingError: false,
+  isPaused: false,
+  isPlaceholderData: false,
+  isRefetchError: false,
+  isStale: false,
+  fetchStatus: "idle" as const,
+  refetch: vi.fn(),
+} as unknown as ReturnType<typeof useAccessGroupDetails>;
+
+const createMockAccessGroup = (
+  overrides: Partial<AccessGroupResponse> = {}
+): AccessGroupResponse => ({
+  access_group_id: "ag-1",
+  access_group_name: "Test Group",
+  description: "A test access group",
+  access_model_ids: ["model-1", "model-2"],
+  access_mcp_server_ids: ["mcp-1"],
+  access_agent_ids: ["agent-1"],
+  assigned_team_ids: ["team-1"],
+  assigned_key_ids: ["key-1", "key-2"],
+  created_at: "2025-01-01T00:00:00Z",
+  created_by: null,
+  updated_at: "2025-01-02T00:00:00Z",
+  updated_by: null,
+  ...overrides,
+});
+
+describe("AccessGroupDetail", () => {
+  const mockOnBack = vi.fn();
+  const accessGroupId = "ag-1";
+
+  beforeEach(() => {
+    vi.clearAllMocks();
+    mockUseAccessGroupDetails.mockReturnValue({
+      ...baseMockReturnValue,
+      data: createMockAccessGroup(),
+    } as ReturnType<typeof useAccessGroupDetails>);
+  });
+
+  it("should render the component", () => {
+    renderWithProviders(
+      <AccessGroupDetail accessGroupId={accessGroupId} onBack={mockOnBack} />
+    );
+    expect(screen.getByRole("heading", { name: "Test Group" })).toBeInTheDocument();
+  });
+
+  it("should not show access group content when loading", () => {
+    mockUseAccessGroupDetails.mockReturnValue({
+      ...baseMockReturnValue,
+      data: undefined,
+      isLoading: true,
+    } as ReturnType<typeof useAccessGroupDetails>);
+
+    renderWithProviders(
+      <AccessGroupDetail accessGroupId={accessGroupId} onBack={mockOnBack} />
+    );
+
+    expect(screen.queryByRole("heading", { name: "Test Group" })).not.toBeInTheDocument();
+  });
+
+  it("should show empty state when access group is not found", () => {
+    mockUseAccessGroupDetails.mockReturnValue({
+      ...baseMockReturnValue,
+      data: undefined,
+      isLoading: false,
+    } as ReturnType<typeof useAccessGroupDetails>);
+
+    renderWithProviders(
+      <AccessGroupDetail accessGroupId={accessGroupId} onBack={mockOnBack} />
+    );
+
+    expect(screen.getByText("Access group not found")).toBeInTheDocument();
+    expect(screen.getByRole("button")).toBeInTheDocument();
+  });
+
+  it("should call onBack when back button is clicked", async () => {
+    const user = userEvent.setup();
+    renderWithProviders(
+      <AccessGroupDetail accessGroupId={accessGroupId} onBack={mockOnBack} />
+    );
+
+    const buttons = screen.getAllByRole("button");
+    const backButton = buttons.find((btn) => !btn.textContent?.includes("Edit"));
+    await user.click(backButton!);
+
+    expect(mockOnBack).toHaveBeenCalledTimes(1);
+  });
+
+  it("should display access group name and ID", () => {
+    renderWithProviders(
+      <AccessGroupDetail accessGroupId={accessGroupId} onBack={mockOnBack} />
+    );
+
+    expect(screen.getByRole("heading", { name: "Test Group" })).toBeInTheDocument();
+    expect(screen.getByText(/ID:/)).toBeInTheDocument();
+  });
+
+  it("should display description in Group Details", () => {
+    renderWithProviders(
+      <AccessGroupDetail accessGroupId={accessGroupId} onBack={mockOnBack} />
+    );
+
+    expect(screen.getByText("Group Details")).toBeInTheDocument();
+    expect(screen.getByText("A test access group")).toBeInTheDocument();
+  });
+
+  it("should display em dash when description is empty", () => {
+    mockUseAccessGroupDetails.mockReturnValue({
+      ...baseMockReturnValue,
+      data: createMockAccessGroup({ description: null }),
+    } as ReturnType<typeof useAccessGroupDetails>);
+
+    renderWithProviders(
+      <AccessGroupDetail accessGroupId={accessGroupId} onBack={mockOnBack} />
+    );
+
+    expect(screen.getByText("—")).toBeInTheDocument();
+  });
+
+  it("should open edit modal when Edit Access Group button is clicked", async () => {
+    const user = userEvent.setup();
+    renderWithProviders(
+      <AccessGroupDetail accessGroupId={accessGroupId} onBack={mockOnBack} />
+    );
+
+    expect(screen.queryByRole("dialog", { name: "Edit Access Group" })).not.toBeInTheDocument();
+
+    const editButton = screen.getByRole("button", { name: /Edit Access Group/i });
+    await user.click(editButton);
+
+    expect(screen.getByRole("dialog", { name: "Edit Access Group" })).toBeInTheDocument();
+  });
+
+  it("should close edit modal when Close Modal is clicked", async () => {
+    const user = userEvent.setup();
+    renderWithProviders(
+      <AccessGroupDetail accessGroupId={accessGroupId} onBack={mockOnBack} />
+    );
+
+    await user.click(screen.getByRole("button", { name: /Edit Access Group/i }));
+    expect(screen.getByRole("dialog", { name: "Edit Access Group" })).toBeInTheDocument();
+
+    await user.click(screen.getByRole("button", { name: "Close Modal" }));
+    expect(screen.queryByRole("dialog", { name: "Edit Access Group" })).not.toBeInTheDocument();
+  });
+
+  it("should display attached keys", () => {
+    renderWithProviders(
+      <AccessGroupDetail accessGroupId={accessGroupId} onBack={mockOnBack} />
+    );
+
+    expect(screen.getByText("Attached Keys")).toBeInTheDocument();
+    expect(screen.getByText("key-1")).toBeInTheDocument();
+    expect(screen.getByText("key-2")).toBeInTheDocument();
+  });
+
+  it("should display attached teams", () => {
+    renderWithProviders(
+      <AccessGroupDetail accessGroupId={accessGroupId} onBack={mockOnBack} />
+    );
+
+    expect(screen.getByText("Attached Teams")).toBeInTheDocument();
+    expect(screen.getByText("team-1")).toBeInTheDocument();
+  });
+
+  it("should show View All button for keys when more than 5", () => {
+    mockUseAccessGroupDetails.mockReturnValue({
+      ...baseMockReturnValue,
+      data: createMockAccessGroup({
+        assigned_key_ids: ["k1", "k2", "k3", "k4", "k5", "k6"],
+      }),
+    } as ReturnType<typeof useAccessGroupDetails>);
+
+    renderWithProviders(
+      <AccessGroupDetail accessGroupId={accessGroupId} onBack={mockOnBack} />
+    );
+
+    expect(screen.getByRole("button", { name: "View All (6)" })).toBeInTheDocument();
+  });
+
+  it("should toggle between View All and Show Less for keys", async () => {
+    const user = userEvent.setup();
+    mockUseAccessGroupDetails.mockReturnValue({
+      ...baseMockReturnValue,
+      data: createMockAccessGroup({
+        assigned_key_ids: ["k1", "k2", "k3", "k4", "k5", "k6"],
+      }),
+    } as ReturnType<typeof useAccessGroupDetails>);
+
+    renderWithProviders(
+      <AccessGroupDetail accessGroupId={accessGroupId} onBack={mockOnBack} />
+    );
+
+    await user.click(screen.getByRole("button", { name: "View All (6)" }));
+    expect(screen.getByRole("button", { name: "Show Less" })).toBeInTheDocument();
+
+    await user.click(screen.getByRole("button", { name: "Show Less" }));
+    expect(screen.getByRole("button", { name: "View All (6)" })).toBeInTheDocument();
+  });
+
+  it("should show View All button for teams when more than 5", () => {
+    mockUseAccessGroupDetails.mockReturnValue({
+      ...baseMockReturnValue,
+      data: createMockAccessGroup({
+        assigned_team_ids: ["t1", "t2", "t3", "t4", "t5", "t6"],
+      }),
+    } as ReturnType<typeof useAccessGroupDetails>);
+
+    renderWithProviders(
+      <AccessGroupDetail accessGroupId={accessGroupId} onBack={mockOnBack} />
+    );
+
+    expect(screen.getByRole("button", { name: "View All (6)" })).toBeInTheDocument();
+  });
+
+  it("should show empty state when no keys attached", () => {
+    mockUseAccessGroupDetails.mockReturnValue({
+      ...baseMockReturnValue,
+      data: createMockAccessGroup({ assigned_key_ids: [] }),
+    } as ReturnType<typeof useAccessGroupDetails>);
+
+    renderWithProviders(
+      <AccessGroupDetail accessGroupId={accessGroupId} onBack={mockOnBack} />
+    );
+
+    expect(screen.getByText("No keys attached")).toBeInTheDocument();
+  });
+
+  it("should show empty state when no teams attached", () => {
+    mockUseAccessGroupDetails.mockReturnValue({
+      ...baseMockReturnValue,
+      data: createMockAccessGroup({ assigned_team_ids: [] }),
+    } as ReturnType<typeof useAccessGroupDetails>);
+
+    renderWithProviders(
+      <AccessGroupDetail accessGroupId={accessGroupId} onBack={mockOnBack} />
+    );
+
+    expect(screen.getByText("No teams attached")).toBeInTheDocument();
+  });
+
+  it("should display Models tab with model IDs", () => {
+    renderWithProviders(
+      <AccessGroupDetail accessGroupId={accessGroupId} onBack={mockOnBack} />
+    );
+
+    expect(screen.getByRole("tab", { name: /Models/i })).toBeInTheDocument();
+    expect(screen.getByText("model-1")).toBeInTheDocument();
+    expect(screen.getByText("model-2")).toBeInTheDocument();
+  });
+
+  it("should display MCP Servers tab with server IDs", async () => {
+    const user = userEvent.setup();
+    renderWithProviders(
+      <AccessGroupDetail accessGroupId={accessGroupId} onBack={mockOnBack} />
+    );
+
+    const mcpTab = screen.getByRole("tab", { name: /MCP Servers/i });
+    expect(mcpTab).toBeInTheDocument();
+    await user.click(mcpTab);
+    expect(screen.getByText("mcp-1")).toBeInTheDocument();
+  });
+
+  it("should display Agents tab with agent IDs", async () => {
+    const user = userEvent.setup();
+    renderWithProviders(
+      <AccessGroupDetail accessGroupId={accessGroupId} onBack={mockOnBack} />
+    );
+
+    const agentsTab = screen.getByRole("tab", { name: /Agents/i });
+    expect(agentsTab).toBeInTheDocument();
+    await user.click(agentsTab);
+    expect(screen.getByText("agent-1")).toBeInTheDocument();
+  });
+
+  it("should show empty state in Models tab when no models assigned", () => {
+    mockUseAccessGroupDetails.mockReturnValue({
+      ...baseMockReturnValue,
+      data: createMockAccessGroup({ access_model_ids: [] }),
+    } as ReturnType<typeof useAccessGroupDetails>);
+
+    renderWithProviders(
+      <AccessGroupDetail accessGroupId={accessGroupId} onBack={mockOnBack} />
+    );
+
+    expect(screen.getByText("No models assigned to this group")).toBeInTheDocument();
+  });
+
+  it("should show empty state in MCP Servers tab when none assigned", async () => {
+    const user = userEvent.setup();
+    mockUseAccessGroupDetails.mockReturnValue({
+      ...baseMockReturnValue,
+      data: createMockAccessGroup({ access_mcp_server_ids: [] }),
+    } as ReturnType<typeof useAccessGroupDetails>);
+
+    renderWithProviders(
+      <AccessGroupDetail accessGroupId={accessGroupId} onBack={mockOnBack} />
+    );
+
+    await user.click(screen.getByRole("tab", { name: /MCP Servers/i }));
+    expect(screen.getByText("No MCP servers assigned to this group")).toBeInTheDocument();
+  });
+
+  it("should show empty state in Agents tab when none assigned", async () => {
+    const user = userEvent.setup();
+    mockUseAccessGroupDetails.mockReturnValue({
+      ...baseMockReturnValue,
+      data: createMockAccessGroup({ access_agent_ids: [] }),
+    } as ReturnType<typeof useAccessGroupDetails>);
+
+    renderWithProviders(
+      <AccessGroupDetail accessGroupId={accessGroupId} onBack={mockOnBack} />
+    );
+
+    await user.click(screen.getByRole("tab", { name: /Agents/i }));
+    expect(screen.getByText("No agents assigned to this group")).toBeInTheDocument();
+  });
+
+  it("should truncate long key IDs with ellipsis", () => {
+    const longKeyId = "a".repeat(25);
+    mockUseAccessGroupDetails.mockReturnValue({
+      ...baseMockReturnValue,
+      data: createMockAccessGroup({ assigned_key_ids: [longKeyId] }),
+    } as ReturnType<typeof useAccessGroupDetails>);
+
+    renderWithProviders(
+      <AccessGroupDetail accessGroupId={accessGroupId} onBack={mockOnBack} />
+    );
+
+    expect(screen.getByText(/a{10}\.\.\.a{6}/)).toBeInTheDocument();
+  });
+
+  it("should display created and last updated timestamps", () => {
+    renderWithProviders(
+      <AccessGroupDetail accessGroupId={accessGroupId} onBack={mockOnBack} />
+    );
+
+    expect(screen.getByText("Created")).toBeInTheDocument();
+    expect(screen.getByText("Last Updated")).toBeInTheDocument();
+  });
+});
diff --git a/ui/litellm-dashboard/src/components/AccessGroups/AccessGroupsPage.test.tsx b/ui/litellm-dashboard/src/components/AccessGroups/AccessGroupsPage.test.tsx
new file mode 100644
index 00000000000..dd38cd61d92
--- /dev/null
+++ b/ui/litellm-dashboard/src/components/AccessGroups/AccessGroupsPage.test.tsx
@@ -0,0 +1,321 @@
+import { renderWithProviders, screen, within } from "@/../tests/test-utils";
+import userEvent from "@testing-library/user-event";
+import { beforeEach, describe, expect, it, vi } from "vitest";
+import { AccessGroupsPage } from "./AccessGroupsPage";
+import type { AccessGroupResponse } from "@/app/(dashboard)/hooks/accessGroups/useAccessGroups";
+
+const mockAccessGroups: AccessGroupResponse[] = [
+  {
+    access_group_id: "ag-1",
+    access_group_name: "Admin Group",
+    description: "Administrators with full access",
+    access_model_ids: ["m1", "m2"],
+    access_mcp_server_ids: ["s1"],
+    access_agent_ids: ["a1"],
+    assigned_team_ids: [],
+    assigned_key_ids: [],
+    created_at: "2024-01-15T10:00:00Z",
+    created_by: "user-1",
+    updated_at: "2024-01-20T12:00:00Z",
+    updated_by: "user-1",
+  },
+  {
+    access_group_id: "ag-2",
+    access_group_name: "Read Only",
+    description: "Read-only access to models",
+    access_model_ids: ["m1"],
+    access_mcp_server_ids: [],
+    access_agent_ids: [],
+    assigned_team_ids: [],
+    assigned_key_ids: [],
+    created_at: "2024-01-10T09:00:00Z",
+    created_by: null,
+    updated_at: "2024-01-12T11:00:00Z",
+    updated_by: null,
+  },
+];
+
+const mockUseAccessGroups = vi.fn();
+const mockUseDeleteAccessGroup = vi.fn();
+const mockMutate = vi.fn();
+
+vi.mock("@/app/(dashboard)/hooks/accessGroups/useAccessGroups", () => ({
+  useAccessGroups: () => mockUseAccessGroups(),
+}));
+
+vi.mock("@/app/(dashboard)/hooks/accessGroups/useDeleteAccessGroup", () => ({
+  useDeleteAccessGroup: () => mockUseDeleteAccessGroup(),
+}));
+
+vi.mock("./AccessGroupsDetailsPage", () => ({
+  AccessGroupDetail: ({
+    accessGroupId,
+    onBack,
+  }: {
+    accessGroupId: string;
+    onBack: () => void;
+  }) => (
+    <div data-testid="access-group-detail">
+      <span>Detail for {accessGroupId}</span>
+      <button onClick={onBack}>Back</button>
+    </div>
+  ),
+}));
+
+vi.mock("./AccessGroupsModal/AccessGroupCreateModal", () => ({
+  AccessGroupCreateModal: ({
+    visible,
+    onCancel,
+  }: {
+    visible: boolean;
+    onCancel: () => void;
+  }) =>
+    visible ? (
+      <div data-testid="create-access-group-modal">
+        <button onClick={onCancel}>Cancel</button>
+      </div>
+    ) : null,
+}));
+
+vi.mock("../common_components/IconActionButton/TableIconActionButtons/TableIconActionButton", () => ({
+  default: ({
+    variant,
+    tooltipText,
+    onClick,
+  }: {
+    variant: string;
+    tooltipText: string;
+    onClick: () => void;
+  }) => (
+    <button
+      data-testid={`action-button-${variant.toLowerCase()}`}
+      aria-label={tooltipText}
+      onClick={onClick}
+    >
+      {variant}
+    </button>
+  ),
+}));
+
+describe("AccessGroupsPage", () => {
+  beforeEach(() => {
+    vi.clearAllMocks();
+    mockUseAccessGroups.mockReturnValue({
+      data: mockAccessGroups,
+      isLoading: false,
+    });
+    mockUseDeleteAccessGroup.mockReturnValue({
+      mutate: mockMutate,
+      isPending: false,
+    });
+  });
+
+  it("should render", () => {
+    renderWithProviders(<AccessGroupsPage />);
+    expect(screen.getByRole("heading", { name: "Access Groups" })).toBeInTheDocument();
+  });
+
+  it("should display page title and subtitle", () => {
+    renderWithProviders(<AccessGroupsPage />);
+    expect(screen.getByRole("heading", { name: "Access Groups" })).toBeInTheDocument();
+    expect(
+      screen.getByText("Manage resource permissions for your organization"),
+    ).toBeInTheDocument();
+  });
+
+  it("should display Create Access Group button", () => {
+    renderWithProviders(<AccessGroupsPage />);
+    expect(
+      screen.getByRole("button", { name: /create access group/i }),
+    ).toBeInTheDocument();
+  });
+
+  it("should display search input with placeholder", () => {
+    renderWithProviders(<AccessGroupsPage />);
+    expect(
+      screen.getByPlaceholderText("Search groups by name, ID, or description..."),
+    ).toBeInTheDocument();
+  });
+
+  it("should display access groups in table", () => {
+    renderWithProviders(<AccessGroupsPage />);
+    expect(screen.getByText("ag-1")).toBeInTheDocument();
+    expect(screen.getByText("Admin Group")).toBeInTheDocument();
+    expect(screen.getByText("ag-2")).toBeInTheDocument();
+    expect(screen.getByText("Read Only")).toBeInTheDocument();
+  });
+
+  it("should display resource counts for each group", () => {
+    renderWithProviders(<AccessGroupsPage />);
+    const table = screen.getByRole("table");
+    expect(table).toHaveTextContent("2");
+    expect(table).toHaveTextContent("1");
+  });
+
+  it("should filter groups by search text matching name", async () => {
+    const user = userEvent.setup();
+    renderWithProviders(<AccessGroupsPage />);
+    const searchInput = screen.getByPlaceholderText(
+      "Search groups by name, ID, or description...",
+    );
+    await user.type(searchInput, "Admin");
+    expect(screen.getByText("Admin Group")).toBeInTheDocument();
+    expect(screen.queryByText("Read Only")).not.toBeInTheDocument();
+  });
+
+  it("should filter groups by search text matching ID", async () => {
+    const user = userEvent.setup();
+    renderWithProviders(<AccessGroupsPage />);
+    const searchInput = screen.getByPlaceholderText(
+      "Search groups by name, ID, or description...",
+    );
+    await user.type(searchInput, "ag-2");
+    expect(screen.getByText("Read Only")).toBeInTheDocument();
+    expect(screen.queryByText("Admin Group")).not.toBeInTheDocument();
+  });
+
+  it("should filter groups by search text matching description", async () => {
+    const user = userEvent.setup();
+    renderWithProviders(<AccessGroupsPage />);
+    const searchInput = screen.getByPlaceholderText(
+      "Search groups by name, ID, or description...",
+    );
+    await user.type(searchInput, "read-only");
+    expect(screen.getByText("Read Only")).toBeInTheDocument();
+    expect(screen.queryByText("Admin Group")).not.toBeInTheDocument();
+  });
+
+  it("should reset to first page when search text changes", async () => {
+    const user = userEvent.setup();
+    renderWithProviders(<AccessGroupsPage />);
+    const searchInput = screen.getByPlaceholderText(
+      "Search groups by name, ID, or description...",
+    );
+    await user.type(searchInput, "Admin");
+    const pagination = screen.getByText(/groups/);
+    expect(pagination).toHaveTextContent("1 groups");
+  });
+
+  it("should open create modal when Create Access Group button is clicked", async () => {
+    const user = userEvent.setup();
+    renderWithProviders(<AccessGroupsPage />);
+    await user.click(screen.getByRole("button", { name: /create access group/i }));
+    expect(screen.getByTestId("create-access-group-modal")).toBeInTheDocument();
+  });
+
+  it("should close create modal when cancel is clicked", async () => {
+    const user = userEvent.setup();
+    renderWithProviders(<AccessGroupsPage />);
+    await user.click(screen.getByRole("button", { name: /create access group/i }));
+    expect(screen.getByTestId("create-access-group-modal")).toBeInTheDocument();
+    await user.click(screen.getByRole("button", { name: "Cancel" }));
+    expect(screen.queryByTestId("create-access-group-modal")).not.toBeInTheDocument();
+  });
+
+  it("should navigate to detail view when group ID is clicked", async () => {
+    const user = userEvent.setup();
+    renderWithProviders(<AccessGroupsPage />);
+    await user.click(screen.getByText("ag-1"));
+    expect(screen.getByTestId("access-group-detail")).toBeInTheDocument();
+    expect(screen.getByText("Detail for ag-1")).toBeInTheDocument();
+  });
+
+  it("should return to list view when Back is clicked from detail", async () => {
+    const user = userEvent.setup();
+    renderWithProviders(<AccessGroupsPage />);
+    await user.click(screen.getByText("ag-1"));
+    expect(screen.getByTestId("access-group-detail")).toBeInTheDocument();
+    await user.click(screen.getByRole("button", { name: "Back" }));
+    expect(screen.queryByTestId("access-group-detail")).not.toBeInTheDocument();
+    expect(screen.getByText("Admin Group")).toBeInTheDocument();
+  });
+
+  it("should open delete modal when delete action is clicked", async () => {
+    const user = userEvent.setup();
+    renderWithProviders(<AccessGroupsPage />);
+    const deleteButtons = screen.getAllByRole("button", {
+      name: "Delete access group",
+    });
+    await user.click(deleteButtons[0]);
+    const dialog = screen.getByRole("dialog", { name: "Delete Access Group" });
+    expect(dialog).toBeInTheDocument();
+    expect(
+      within(dialog).getByText(
+        "Are you sure you want to delete this access group? This action cannot be undone.",
+      ),
+    ).toBeInTheDocument();
+    expect(within(dialog).getByText("Access Group Information")).toBeInTheDocument();
+    expect(within(dialog).getByText("ag-1")).toBeInTheDocument();
+    expect(within(dialog).getByText("Admin Group")).toBeInTheDocument();
+  });
+
+  it("should close delete modal when cancel is clicked", async () => {
+    const user = userEvent.setup();
+    renderWithProviders(<AccessGroupsPage />);
+    const deleteButtons = screen.getAllByRole("button", {
+      name: "Delete access group",
+    });
+    await user.click(deleteButtons[0]);
+    const dialog = screen.getByRole("dialog", { name: "Delete Access Group" });
+    await user.click(within(dialog).getByRole("button", { name: "Cancel" }));
+    expect(screen.queryByRole("dialog", { name: "Delete Access Group" })).not.toBeInTheDocument();
+  });
+
+  it("should call delete mutation when delete is confirmed", async () => {
+    const user = userEvent.setup();
+    mockMutate.mockImplementation((_id: string, opts?: { onSuccess?: () => void }) => {
+      opts?.onSuccess?.();
+    });
+    renderWithProviders(<AccessGroupsPage />);
+    const deleteButtons = screen.getAllByRole("button", {
+      name: "Delete access group",
+    });
+    await user.click(deleteButtons[0]);
+    const dialog = screen.getByRole("dialog", { name: "Delete Access Group" });
+    const deleteConfirmButton = within(dialog).getByRole("button", { name: /delete/i });
+    await user.click(deleteConfirmButton);
+    expect(mockMutate).toHaveBeenCalledWith("ag-1", expect.any(Object));
+  });
+
+  it("should display pagination with total count", () => {
+    renderWithProviders(<AccessGroupsPage />);
+    expect(screen.getByText("2 groups")).toBeInTheDocument();
+  });
+
+  it("should show table headers for ID, Name, Resources, and Actions", () => {
+    renderWithProviders(<AccessGroupsPage />);
+    expect(screen.getByRole("columnheader", { name: /ID/i })).toBeInTheDocument();
+    expect(screen.getByRole("columnheader", { name: /Name/i })).toBeInTheDocument();
+    expect(screen.getByRole("columnheader", { name: /Resources/i })).toBeInTheDocument();
+    expect(screen.getByRole("columnheader", { name: /Actions/i })).toBeInTheDocument();
+  });
+
+  it("should display loading state when data is loading", () => {
+    mockUseAccessGroups.mockReturnValue({
+      data: undefined,
+      isLoading: true,
+    });
+    renderWithProviders(<AccessGroupsPage />);
+    const table = screen.getByRole("table");
+    expect(table).toBeInTheDocument();
+  });
+
+  it("should display empty state when no groups match search", async () => {
+    const user = userEvent.setup();
+    renderWithProviders(<AccessGroupsPage />);
+    const searchInput = screen.getByPlaceholderText(
+      "Search groups by name, ID, or description...",
+    );
+    await user.type(searchInput, "nonexistent-group-xyz");
+    expect(screen.getByRole("table")).toBeInTheDocument();
+  });
+
+  it("should display empty data when useAccessGroups returns empty array", () => {
+    mockUseAccessGroups.mockReturnValue({
+      data: [],
+      isLoading: false,
+    });
+    renderWithProviders(<AccessGroupsPage />);
+    expect(screen.getByRole("table")).toBeInTheDocument();
+  });
+});