diff --git a/apps/web/src/lib/feature-detection.test.ts b/apps/web/src/lib/feature-detection.test.ts
index 7a27acc35..dd5456cc4 100644
--- a/apps/web/src/lib/feature-detection.test.ts
+++ b/apps/web/src/lib/feature-detection.test.ts
@@ -25,6 +25,7 @@ describe('isUserRateLimitedFeature', () => {
     expect(isUserRateLimitedFeature('cloud-agent')).toBe(true);
     expect(isUserRateLimitedFeature('code-review')).toBe(true);
     expect(isUserRateLimitedFeature('app-builder')).toBe(true);
+    expect(isUserRateLimitedFeature('gastown')).toBe(true);
   });
 
   test('returns false for client-side products', () => {
diff --git a/apps/web/src/lib/feature-detection.ts b/apps/web/src/lib/feature-detection.ts
index 188ed61ec..c95f0e6bb 100644
--- a/apps/web/src/lib/feature-detection.ts
+++ b/apps/web/src/lib/feature-detection.ts
@@ -57,6 +57,7 @@ const USER_RATE_LIMITED_FEATURES: ReadonlySet<FeatureValue> = new Set([
   'cloud-agent',
   'code-review',
   'app-builder',
+  'gastown',
 ]);
 
 export function isUserRateLimitedFeature(feature: FeatureValue | null): boolean {