diff --git a/src/gateway/gateway-models.profiles.live.test.ts b/src/gateway/gateway-models.profiles.live.test.ts
index 059914a01d4..a76ff5ec31f 100644
--- a/src/gateway/gateway-models.profiles.live.test.ts
+++ b/src/gateway/gateway-models.profiles.live.test.ts
@@ -21,6 +21,7 @@ import { isModelNotFoundErrorMessage } from "../agents/live-model-errors.js";
 import { isModernModelRef } from "../agents/live-model-filter.js";
 import { isLiveTestEnabled } from "../agents/live-test-helpers.js";
 import { getApiKeyForModel } from "../agents/model-auth.js";
+import { normalizeGoogleModelId } from "../agents/model-id-normalization.js";
 import { shouldSuppressBuiltInModel } from "../agents/model-suppression.js";
 import { ensureOpenClawModelsJson } from "../agents/models-config.js";
 import { isRateLimitErrorMessage } from "../agents/pi-embedded-helpers/errors.js";
@@ -60,7 +61,10 @@ const GATEWAY_LIVE_HEARTBEAT_MS = Math.max(
   1_000,
   toInt(process.env.OPENCLAW_LIVE_GATEWAY_HEARTBEAT_MS, 30_000),
 );
-const GATEWAY_LIVE_STRIP_SCAFFOLDING_MODEL_KEYS = new Set(["google/gemini-3-flash-preview"]);
+const GATEWAY_LIVE_STRIP_SCAFFOLDING_MODEL_KEYS = new Set([
+  "google/gemini-3-flash-preview",
+  "google/gemini-3-pro-preview",
+]);
 const GATEWAY_LIVE_MAX_MODELS = resolveGatewayLiveMaxModels();
 const GATEWAY_LIVE_SUITE_TIMEOUT_MS = resolveGatewayLiveSuiteTimeoutMs(GATEWAY_LIVE_MAX_MODELS);
 
@@ -271,7 +275,18 @@ function isMeaningful(text: string): boolean {
 }
 
 function shouldStripAssistantScaffoldingForLiveModel(modelKey?: string): boolean {
-  return !!modelKey && GATEWAY_LIVE_STRIP_SCAFFOLDING_MODEL_KEYS.has(modelKey);
+  if (!modelKey) {
+    return false;
+  }
+  if (GATEWAY_LIVE_STRIP_SCAFFOLDING_MODEL_KEYS.has(modelKey)) {
+    return true;
+  }
+  const [provider, ...rest] = modelKey.split("/");
+  if (provider !== "google" || rest.length === 0) {
+    return false;
+  }
+  const normalizedKey = `${provider}/${normalizeGoogleModelId(rest.join("/"))}`;
+  return GATEWAY_LIVE_STRIP_SCAFFOLDING_MODEL_KEYS.has(normalizedKey);
 }
 
 function maybeStripAssistantScaffoldingForLiveModel(text: string, modelKey?: string): string {
@@ -282,11 +297,11 @@ function maybeStripAssistantScaffoldingForLiveModel(text: string, modelKey?: str
 }
 
 describe("maybeStripAssistantScaffoldingForLiveModel", () => {
-  it("strips scaffolding only for the targeted live model", () => {
+  it("strips scaffolding for the gemini 3.1 flash alias and targeted live models", () => {
     expect(
       maybeStripAssistantScaffoldingForLiveModel(
         "<think>hidden</think>Visible",
-        "google/gemini-3-flash-preview",
+        "google/gemini-3.1-flash-preview",
       ),
     ).toBe("Visible");
     expect(
@@ -294,6 +309,12 @@ describe("maybeStripAssistantScaffoldingForLiveModel", () => {
         "<think>hidden</think>Visible",
         "google/gemini-3-pro-preview",
       ),
+    ).toBe("Visible");
+    expect(
+      maybeStripAssistantScaffoldingForLiveModel(
+        "<think>hidden</think>Visible",
+        "google/gemini-2.5-flash",
+      ),
     ).toBe("<think>hidden</think>Visible");
   });
 });