refactor: decouple auto model description and configuration from releaseChannel (#27227)

Co-authored-by: David Pierce <davidapierce@google.com>

packages/cli/src/acp/acpUtils.ts

@@ -22,7 +22,6 @@ import {
   getDisplayString,
   AuthType,
   ToolConfirmationOutcome,
-  getChannelFromVersion,
   getAutoModelDescription,
 } from '@google/gemini-cli-core';
 import type * as acp from '@agentclientprotocol/sdk';
@@ -272,8 +271,6 @@ export function buildAvailableModels(
   const useCustomToolModel =
     useGemini31 && selectedAuthType === AuthType.USE_GEMINI;
 
-  const releaseChannel = getChannelFromVersion(config.clientVersion);
-
   // --- DYNAMIC PATH ---
   if (
     config.getExperimentalDynamicModelConfiguration?.() === true &&
@@ -284,7 +281,6 @@ export function buildAvailableModels(
       useGemini3_1FlashLite: useGemini31FlashLite,
       useCustomTools: useCustomToolModel,
       hasAccessToPreview: shouldShowPreviewModels,
-      releaseChannel,
     });
 
     return {
@@ -298,7 +294,10 @@ export function buildAvailableModels(
     {
       value: GEMINI_MODEL_ALIAS_AUTO,
       title: getDisplayString(GEMINI_MODEL_ALIAS_AUTO),
-      description: getAutoModelDescription(releaseChannel, useGemini31),
+      description: getAutoModelDescription(
+        shouldShowPreviewModels,
+        useGemini31,
+      ),
     },
   ];
 

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

@@ -34,6 +34,11 @@ vi.mock('@google/gemini-cli-core', async (importOriginal) => {
     await importOriginal<typeof import('@google/gemini-cli-core')>();
   return {
     ...actual,
+    getAutoModelDescription: (
+      hasAccessToPreview: boolean,
+      useGemini3_1?: boolean,
+    ) =>
+      `Auto Model Description (preview: ${hasAccessToPreview}, 3.1: ${useGemini3_1})`,
     getDisplayString: (val: string) => mockGetDisplayString(val),
     logModelSlashCommand: (config: Config, event: ModelSlashCommandEvent) =>
       mockLogModelSlashCommand(config, event),

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

@@ -26,7 +26,6 @@ import {
   AuthType,
   PREVIEW_GEMINI_3_1_CUSTOM_TOOLS_MODEL,
   isProModel,
-  getChannelFromVersion,
   getAutoModelDescription,
 } from '@google/gemini-cli-core';
 import { useKeypress } from '../hooks/useKeypress.js';
@@ -66,7 +65,7 @@ export function ModelDialog({ onClose }: ModelDialogProps): React.JSX.Element {
   // Determine the Preferred Model (read once when the dialog opens).
   const preferredModel = config?.getModel() || GEMINI_MODEL_ALIAS_AUTO;
 
-  const shouldShowPreviewModels = config?.getHasAccessToPreviewModel();
+  const shouldShowPreviewModels = config?.getHasAccessToPreviewModel() ?? false;
   const useGemini31 = config?.getGemini31LaunchedSync?.() ?? false;
   const useGemini31FlashLite =
     config?.getGemini31FlashLiteLaunchedSync?.() ?? false;
@@ -122,12 +121,6 @@ export function ModelDialog({ onClose }: ModelDialogProps): React.JSX.Element {
     },
     { isActive: true },
   );
-
-  const releaseChannel = useMemo(
-    () => getChannelFromVersion(config?.clientVersion ?? ''),
-    [config?.clientVersion],
-  );
-
   const mainOptions = useMemo(() => {
     // --- DYNAMIC PATH ---
     if (
@@ -142,7 +135,6 @@ export function ModelDialog({ onClose }: ModelDialogProps): React.JSX.Element {
           useCustomTools: useCustomToolModel,
           hasAccessToPreview: shouldShowPreviewModels,
           hasAccessToProModel,
-          releaseChannel,
         });
 
       const list = allOptions
@@ -170,7 +162,10 @@ export function ModelDialog({ onClose }: ModelDialogProps): React.JSX.Element {
       {
         value: GEMINI_MODEL_ALIAS_AUTO,
         title: getDisplayString(GEMINI_MODEL_ALIAS_AUTO),
-        description: getAutoModelDescription(releaseChannel, useGemini31),
+        description: getAutoModelDescription(
+          shouldShowPreviewModels,
+          useGemini31,
+        ),
         key: GEMINI_MODEL_ALIAS_AUTO,
       },
       {
@@ -192,7 +187,6 @@ export function ModelDialog({ onClose }: ModelDialogProps): React.JSX.Element {
     useGemini31FlashLite,
     useCustomToolModel,
     hasAccessToProModel,
-    releaseChannel,
   ]);
 
   const manualOptions = useMemo(() => {
@@ -209,7 +203,6 @@ export function ModelDialog({ onClose }: ModelDialogProps): React.JSX.Element {
           useCustomTools: useCustomToolModel,
           hasAccessToPreview: shouldShowPreviewModels,
           hasAccessToProModel,
-          releaseChannel,
         });
 
       return allOptions
@@ -302,7 +295,6 @@ export function ModelDialog({ onClose }: ModelDialogProps): React.JSX.Element {
     useGemini31FlashLite,
     useCustomToolModel,
     hasAccessToProModel,
-    releaseChannel,
     config,
   ]);