From 3a8b101063be41f4d9666d7b6f592354adc64989 Mon Sep 17 00:00:00 2001
From: Sehoon Shon <sshon@google.com>
Date: Wed, 1 Apr 2026 00:52:02 -0400
Subject: [PATCH] fix(core): revert PREVIEW_GEMINI_FLASH_MODEL back to 3.0
 preview

---
 packages/core/src/config/models.ts | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/packages/core/src/config/models.ts b/packages/core/src/config/models.ts
index 91b4b90b3b..8a8c254541 100644
--- a/packages/core/src/config/models.ts
+++ b/packages/core/src/config/models.ts
@@ -56,7 +56,8 @@ export const PREVIEW_GEMINI_3_1_CUSTOM_TOOLS_MODEL =
   'gemini-3.1-pro-preview-customtools';
 export const PREVIEW_GEMINI_3_1_FLASH_LITE_MODEL =
   'gemini-3.1-flash-lite-preview';
-export const PREVIEW_GEMINI_FLASH_MODEL = PREVIEW_GEMINI_3_1_FLASH_LITE_MODEL;
+export const PREVIEW_GEMINI_3_0_FLASH_MODEL = 'gemini-3-flash-preview';
+export const PREVIEW_GEMINI_FLASH_MODEL = PREVIEW_GEMINI_3_0_FLASH_MODEL;
 export const DEFAULT_GEMINI_MODEL = 'gemini-2.5-pro';
 export const DEFAULT_GEMINI_FLASH_MODEL = 'gemini-2.5-flash';
 export const DEFAULT_GEMINI_FLASH_LITE_MODEL = 'gemini-2.5-flash-lite';
@@ -65,6 +66,7 @@ export const VALID_GEMINI_MODELS = new Set([
   PREVIEW_GEMINI_MODEL,
   PREVIEW_GEMINI_3_1_MODEL,
   PREVIEW_GEMINI_3_1_CUSTOM_TOOLS_MODEL,
+  PREVIEW_GEMINI_3_0_FLASH_MODEL,
   PREVIEW_GEMINI_FLASH_MODEL,
   PREVIEW_GEMINI_3_1_FLASH_LITE_MODEL,
   DEFAULT_GEMINI_MODEL,
@@ -291,6 +293,7 @@ export function isPreviewModel(
     model === PREVIEW_GEMINI_MODEL ||
     model === PREVIEW_GEMINI_3_1_MODEL ||
     model === PREVIEW_GEMINI_3_1_CUSTOM_TOOLS_MODEL ||
+    model === PREVIEW_GEMINI_3_0_FLASH_MODEL ||
     model === PREVIEW_GEMINI_FLASH_MODEL ||
     model === PREVIEW_GEMINI_MODEL_AUTO ||
     model === GEMINI_MODEL_ALIAS_AUTO ||
@@ -445,6 +448,9 @@ export function isActiveModel(
   if (model === PREVIEW_GEMINI_3_1_FLASH_LITE_MODEL) {
     return useGemini3_1FlashLite;
   }
+  if (model === PREVIEW_GEMINI_3_0_FLASH_MODEL) {
+    return true;
+  }
   if (useGemini3_1) {
     if (model === PREVIEW_GEMINI_MODEL) {
       return false;