feat(cli): show Flash Lite Preview model regardless of user tier (#23904)

Author: sehoon38

packages/cli/src/ui/components/ModelDialog.test.tsx

@@ -21,7 +21,6 @@ import {
   PREVIEW_GEMINI_FLASH_MODEL,
   PREVIEW_GEMINI_3_1_FLASH_LITE_MODEL,
   AuthType,
-  UserTierId,
 } from '@google/gemini-cli-core';
 import type { Config, ModelSlashCommandEvent } from '@google/gemini-cli-core';
 
@@ -56,7 +55,6 @@ describe('<ModelDialog />', () => {
   const mockGetGemini31FlashLiteLaunchedSync = vi.fn();
   const mockGetProModelNoAccess = vi.fn();
   const mockGetProModelNoAccessSync = vi.fn();
-  const mockGetUserTier = vi.fn();
 
   interface MockConfig extends Partial<Config> {
     setModel: (model: string, isTemporary?: boolean) => void;
@@ -67,7 +65,6 @@ describe('<ModelDialog />', () => {
     getGemini31FlashLiteLaunchedSync: () => boolean;
     getProModelNoAccess: () => Promise<boolean>;
     getProModelNoAccessSync: () => boolean;
-    getUserTier: () => UserTierId | undefined;
   }
 
   const mockConfig: MockConfig = {
@@ -79,7 +76,6 @@ describe('<ModelDialog />', () => {
     getGemini31FlashLiteLaunchedSync: mockGetGemini31FlashLiteLaunchedSync,
     getProModelNoAccess: mockGetProModelNoAccess,
     getProModelNoAccessSync: mockGetProModelNoAccessSync,
-    getUserTier: mockGetUserTier,
   };
 
   beforeEach(() => {
@@ -90,7 +86,6 @@ describe('<ModelDialog />', () => {
     mockGetGemini31FlashLiteLaunchedSync.mockReturnValue(false);
     mockGetProModelNoAccess.mockResolvedValue(false);
     mockGetProModelNoAccessSync.mockReturnValue(false);
-    mockGetUserTier.mockReturnValue(UserTierId.STANDARD);
 
     // Default implementation for getDisplayString
     mockGetDisplayString.mockImplementation((val: string) => {
@@ -136,7 +131,6 @@ describe('<ModelDialog />', () => {
     mockGetProModelNoAccess.mockResolvedValue(true);
     mockGetHasAccessToPreviewModel.mockReturnValue(true);
     mockGetGemini31FlashLiteLaunchedSync.mockReturnValue(true);
-    mockGetUserTier.mockReturnValue(UserTierId.FREE);
     mockGetDisplayString.mockImplementation((val: string) => val);
 
     const { lastFrame, unmount } = await renderComponent();
@@ -442,34 +436,11 @@ describe('<ModelDialog />', () => {
       unmount();
     });
 
-    it('hides Flash Lite Preview model for users with pro access', async () => {
-      mockGetProModelNoAccessSync.mockReturnValue(false);
-      mockGetProModelNoAccess.mockResolvedValue(false);
-      mockGetHasAccessToPreviewModel.mockReturnValue(true);
-      const { lastFrame, stdin, waitUntilReady, unmount } =
-        await renderComponent();
-
-      // Go to manual view
-      await act(async () => {
-        stdin.write('\u001B[B'); // Manual
-      });
-      await waitUntilReady();
-      await act(async () => {
-        stdin.write('\r');
-      });
-      await waitUntilReady();
-
-      const output = lastFrame();
-      expect(output).not.toContain(PREVIEW_GEMINI_3_1_FLASH_LITE_MODEL);
-      unmount();
-    });
-
-    it('shows Flash Lite Preview model for free tier users', async () => {
+    it('shows Flash Lite Preview model regardless of tier when flag is enabled', async () => {
       mockGetProModelNoAccessSync.mockReturnValue(false);
       mockGetProModelNoAccess.mockResolvedValue(false);
       mockGetHasAccessToPreviewModel.mockReturnValue(true);
       mockGetGemini31FlashLiteLaunchedSync.mockReturnValue(true);
-      mockGetUserTier.mockReturnValue(UserTierId.FREE);
       const { lastFrame, stdin, waitUntilReady, unmount } =
         await renderComponent();
 

packages/cli/src/ui/components/ModelDialog.tsx

@@ -23,7 +23,6 @@ import {
   AuthType,
   PREVIEW_GEMINI_3_1_CUSTOM_TOOLS_MODEL,
   isProModel,
-  UserTierId,
 } from '@google/gemini-cli-core';
 import { useKeypress } from '../hooks/useKeypress.js';
 import { theme } from '../semantic-colors.js';
@@ -190,7 +189,6 @@ export function ModelDialog({ onClose }: ModelDialogProps): React.JSX.Element {
   }, [config, shouldShowPreviewModels, manualModelSelected, useGemini31]);
 
   const manualOptions = useMemo(() => {
-    const isFreeTier = config?.getUserTier() === UserTierId.FREE;
     // --- DYNAMIC PATH ---
     if (
       config?.getExperimentalDynamicModelConfiguration?.() === true &&
@@ -207,9 +205,6 @@ export function ModelDialog({ onClose }: ModelDialogProps): React.JSX.Element {
           if (m.tier === 'auto') return false;
           // Pro models are shown for users with pro access
           if (!hasAccessToProModel && m.tier === 'pro') return false;
-          // 3.1 Preview Flash-lite is only available on free tier
-          if (m.tier === 'flash-lite' && m.isPreview && !isFreeTier)
-            return false;
 
           // Flag Guard: Versioned models only show if their flag is active.
           if (id === PREVIEW_GEMINI_3_1_MODEL && !useGemini31) return false;
@@ -292,7 +287,7 @@ export function ModelDialog({ onClose }: ModelDialogProps): React.JSX.Element {
         },
       ];
 
-      if (isFreeTier && useGemini31FlashLite) {
+      if (useGemini31FlashLite) {
         previewOptions.push({
           value: PREVIEW_GEMINI_3_1_FLASH_LITE_MODEL,
           title: getDisplayString(PREVIEW_GEMINI_3_1_FLASH_LITE_MODEL),