From 27a39b04b0a600c45687c7e02340f9dae704c198 Mon Sep 17 00:00:00 2001
From: kevinjwang1 <kevinjwang@google.com>
Date: Tue, 12 May 2026 11:06:21 -0700
Subject: [PATCH] Enable NumericalRouter when using dynamic model configs
 (#26929)

---
 packages/core/src/config/models.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/core/src/config/models.ts b/packages/core/src/config/models.ts
index 69541d1aca..684ded959e 100644
--- a/packages/core/src/config/models.ts
+++ b/packages/core/src/config/models.ts
@@ -345,7 +345,7 @@ export function isGemini3Model(
 ): boolean {
   if (config?.getExperimentalDynamicModelConfiguration?.() === true) {
     // Legacy behavior resolves the model first.
-    const resolved = resolveModel(model);
+    const resolved = resolveModel(model, false, false, false, true, config);
     return (
       config.modelConfigService.getModelDefinition(resolved)?.family ===
       'gemini-3'