diff --git a/ui/litellm-dashboard/src/app/(dashboard)/models-and-endpoints/page.test.tsx b/ui/litellm-dashboard/src/app/(dashboard)/models-and-endpoints/page.test.tsx
index 521f89a39f2..d2bd1094548 100644
--- a/ui/litellm-dashboard/src/app/(dashboard)/models-and-endpoints/page.test.tsx
+++ b/ui/litellm-dashboard/src/app/(dashboard)/models-and-endpoints/page.test.tsx
@@ -40,6 +40,15 @@ vi.mock("./useModelDashboardData", () => ({
 
 const ADMIN = { accessToken: "at", token: "t", userRole: "Admin", userId: "u1", premiumUser: false };
 const NON_ADMIN = { accessToken: "at", token: "t", userRole: "Internal User", userId: "u1", premiumUser: false };
+// effectiveSessionRole reports a proxy_admin_viewer session as "Admin"; only isViewOnly tells them apart.
+const ADMIN_VIEWER = {
+  accessToken: "at",
+  token: "t",
+  userRole: "Admin",
+  userId: "u1",
+  premiumUser: false,
+  isViewOnly: true,
+};
 
 const renderPage = () => {
   const queryClient = new QueryClient({ defaultOptions: { queries: { retry: false, gcTime: 0 } } });
@@ -68,9 +77,17 @@ describe("ModelsAndEndpointsPage", () => {
     expect(getByRole("tab", { name: "All Models" })).toBeInTheDocument();
     expect(getByRole("tab", { name: "LLM Credentials" })).toBeInTheDocument();
     expect(getByRole("tab", { name: "Health Status" })).toBeInTheDocument();
+    expect(getByRole("tab", { name: "Add Provider" })).toBeInTheDocument();
     expect(getByTestId("panel-all-models")).toBeInTheDocument();
   });
 
+  it("hides the write-only Add Provider tab from a view-only admin", () => {
+    mockUseAuthorized.mockReturnValue(ADMIN_VIEWER);
+    const { getByRole, queryByRole } = renderPage();
+    expect(getByRole("tab", { name: "All Models" })).toBeInTheDocument();
+    expect(queryByRole("tab", { name: "Add Provider" })).not.toBeInTheDocument();
+  });
+
   it("switches tabs in-memory, mounting only the active panel", async () => {
     const user = userEvent.setup();
     const { getByRole, getByTestId, queryByTestId } = renderPage();
@@ -97,6 +114,7 @@ describe("ModelsAndEndpointsPage", () => {
     const { queryByRole } = renderPage();
     expect(queryByRole("tab", { name: "LLM Credentials" })).not.toBeInTheDocument();
     expect(queryByRole("tab", { name: "Health Status" })).not.toBeInTheDocument();
+    expect(queryByRole("tab", { name: "Add Provider" })).not.toBeInTheDocument();
   });
 
   // Auto-routers are excluded from the All Models table, so this tab is their home: the only
diff --git a/ui/litellm-dashboard/src/app/(dashboard)/models-and-endpoints/page.tsx b/ui/litellm-dashboard/src/app/(dashboard)/models-and-endpoints/page.tsx
index 327770d8a75..498fee6fc0f 100644
--- a/ui/litellm-dashboard/src/app/(dashboard)/models-and-endpoints/page.tsx
+++ b/ui/litellm-dashboard/src/app/(dashboard)/models-and-endpoints/page.tsx
@@ -80,7 +80,7 @@ const renderPanel = (key: string) => {
 };
 
 export default function ModelsAndEndpointsPage() {
-  const { accessToken, userRole, userId: userID, premiumUser } = useAuthorized();
+  const { accessToken, userRole, userId: userID, premiumUser, isViewOnly } = useAuthorized();
   const { data: teams } = useTeams();
   const { data: uiSettings } = useUISettings();
   const queryClient = useQueryClient();
@@ -106,12 +106,14 @@ export default function ModelsAndEndpointsPage() {
       "",
       ...(canCreate ? (["add"] as const) : []),
       ...(isAdmin || canCreate ? (["auto-routers"] as const) : []),
-      ...(isAdmin ? (["add-provider"] as const) : []),
+      // effectiveSessionRole reports proxy_admin_viewer as "Admin", so isAdmin alone would show
+      // a viewer this write-only wizard; only the raw-role isViewOnly separates them.
+      ...(isAdmin && !isViewOnly ? (["add-provider"] as const) : []),
       ...(isAdmin
         ? (["llm-credentials", "pass-through", "health", "retry-settings", "model-group-alias", "price-data"] as const)
         : []),
     ],
-    [canCreate, isAdmin],
+    [canCreate, isAdmin, isViewOnly],
   );
 
   const allModelsLabel = isAdmin ? "All Models" : "Your Models";