diff --git a/internal/runtime/executor/aistudio_executor_test.go b/internal/runtime/executor/aistudio_executor_test.go
index 8606d7e1e..4a63297b6 100644
--- a/internal/runtime/executor/aistudio_executor_test.go
+++ b/internal/runtime/executor/aistudio_executor_test.go
@@ -42,10 +42,10 @@ func TestAIStudioTranslateRequestPreservesSummaryFromOriginalRequest(t *testing.
 func TestAIStudioTranslateRequestNormalizesThinkingLevel(t *testing.T) {
 	executor := NewAIStudioExecutor(&config.Config{}, "aistudio", nil)
 	req := cliproxyexecutor.Request{
-		Model: "gemini-3.7-flash",
+		Model: "gemini-3.8-flash",
 		Payload: []byte(`{
 			"contents":[{"role":"user","parts":[{"text":"Human: Hi"}]}],
-			"model":"gemini-3.7-flash",
+			"model":"gemini-3.8-flash",
 			"generationConfig":{"thinkingConfig":{"thinkingLevel":"high","includeThoughts":true}}
 		}`),
 	}
diff --git a/internal/runtime/executor/antigravity_executor_interactions_test.go b/internal/runtime/executor/antigravity_executor_interactions_test.go
index 061893e8d..cc492da77 100644
--- a/internal/runtime/executor/antigravity_executor_interactions_test.go
+++ b/internal/runtime/executor/antigravity_executor_interactions_test.go
@@ -48,9 +48,9 @@ func TestAntigravityExecutorExecuteStreamTranslatesInteractionsRequest(t *testin
 			"expired":      time.Now().Add(time.Hour).Format(time.RFC3339),
 		},
 	}
-	payload := []byte(`{"model":"gemini-3.1-pro-low","input":[{"type":"user_input","content":[{"type":"text","text":"hi"}]}],"tools":[{"name":"get_weather","description":"weather","type":"function","parameters":{"type":"object","properties":{"location":{"type":"string"}},"required":["location"]}}],"generation_config":{"tool_choice":"auto","thinking_level":"high","thinking_summaries":"auto"},"stream":true,"store":false}`)
+	payload := []byte(`{"model":"gemini-3.8-flash-high","input":[{"type":"user_input","content":[{"type":"text","text":"hi"}]}],"tools":[{"name":"get_weather","description":"weather","type":"function","parameters":{"type":"object","properties":{"location":{"type":"string"}},"required":["location"]}}],"generation_config":{"tool_choice":"auto","thinking_level":"high","thinking_summaries":"auto"},"stream":true,"store":false}`)
 	result, errExecute := exec.ExecuteStream(context.Background(), auth, cliproxyexecutor.Request{
-		Model:   "gemini-3.1-pro-low",
+		Model:   "gemini-3.8-flash-high",
 		Payload: payload,
 	}, cliproxyexecutor.Options{
 		SourceFormat:    sdktranslator.FormatInteractions,