diff --git a/projects/core/src/features-config/feature-toggles/config/feature-toggles.ts b/projects/core/src/features-config/feature-toggles/config/feature-toggles.ts
index 2e200668478..11b9ee7b3d8 100644
--- a/projects/core/src/features-config/feature-toggles/config/feature-toggles.ts
+++ b/projects/core/src/features-config/feature-toggles/config/feature-toggles.ts
@@ -612,6 +612,15 @@ export interface FeatureTogglesInterface {
    * Affects: `ReturnOrderComponent`
    */
   enableReturnOrderReturnableQuantityConsigmentFallback?: boolean;
+  /**
+   * Enables the `withCredentials` flag for OCC requests.
+   *
+   * When enabled, each request will include authentication cookies (such as the `ROUTE` cookie), ensuring session stickiness between the client and the same backend node.
+   * This is critical for maintaining performance and consistency under load-balanced environments.
+   *
+   * Affects: `WithCredentialsInterceptor`
+   */
+  occWithCredentialsByDefault?: boolean;
 }
 
 export const defaultFeatureToggles: Required<FeatureTogglesInterface> = {
@@ -692,4 +701,5 @@ export const defaultFeatureToggles: Required<FeatureTogglesInterface> = {
   navigationMenuCloseOnSameLinkClick: false,
   enableQuotePurchaseOrderNumber: false,
   enableReturnOrderReturnableQuantityConsigmentFallback: false,
+  occWithCredentialsByDefault: false,
 };
diff --git a/projects/core/src/occ/base-occ.module.ts b/projects/core/src/occ/base-occ.module.ts
index 5d416793cd0..aab9e23d33f 100644
--- a/projects/core/src/occ/base-occ.module.ts
+++ b/projects/core/src/occ/base-occ.module.ts
@@ -6,13 +6,13 @@
 
 import { HTTP_INTERCEPTORS } from '@angular/common/http';
 import { ModuleWithProviders, NgModule } from '@angular/core';
+import { provideDefaultConfigFactory } from '../config/config-providers';
 import { provideConfigValidator } from '../config/config-validator/config-validator';
-import { defaultOccConfig } from './config/default-occ-config';
-import { occConfigValidator } from './config/occ-config-validator';
-import { WithCredentialsInterceptor } from './interceptors/with-credentials.interceptor';
 import { CmsOccModule } from './adapters/cms/cms-occ.module';
 import { SiteContextOccModule } from './adapters/site-context/site-context-occ.module';
-import { provideDefaultConfig } from '../config/config-providers';
+import { defaultOccConfigFactory } from './config/default-occ-config-factory';
+import { occConfigValidator } from './config/occ-config-validator';
+import { WithCredentialsInterceptor } from './interceptors/with-credentials.interceptor';
 
 @NgModule({
   imports: [CmsOccModule, SiteContextOccModule],
@@ -27,8 +27,8 @@ export class BaseOccModule {
           useExisting: WithCredentialsInterceptor,
           multi: true,
         },
-        provideDefaultConfig(defaultOccConfig),
         provideConfigValidator(occConfigValidator),
+        provideDefaultConfigFactory(defaultOccConfigFactory),
       ],
     };
   }
diff --git a/projects/core/src/occ/config/default-occ-config-factory.spec.ts b/projects/core/src/occ/config/default-occ-config-factory.spec.ts
new file mode 100644
index 00000000000..e7cd6cb535a
--- /dev/null
+++ b/projects/core/src/occ/config/default-occ-config-factory.spec.ts
@@ -0,0 +1,54 @@
+import { TestBed } from '@angular/core/testing';
+import { provideFeatureToggles } from '@spartacus/core';
+import { defaultOccConfig } from './default-occ-config';
+import { defaultOccConfigFactory } from './default-occ-config-factory';
+
+describe('defaultOccConfigFactory', () => {
+  it('should not modify useWithCredentials when no feature toggle is provided', () => {
+    TestBed.configureTestingModule({
+      providers: [],
+    });
+
+    const result = TestBed.runInInjectionContext(defaultOccConfigFactory);
+
+    expect(result).toEqual(defaultOccConfig);
+    expect(result.backend?.occ?.useWithCredentials).toBeUndefined();
+  });
+
+  it('should not modify useWithCredentials when feature toggle is disabled', () => {
+    TestBed.configureTestingModule({
+      providers: [
+        provideFeatureToggles({ enableWithCredentialsByDefault: false }),
+      ],
+    });
+
+    const result = TestBed.runInInjectionContext(defaultOccConfigFactory);
+
+    expect(result).toEqual(defaultOccConfig);
+    expect(result.backend?.occ?.useWithCredentials).toBeUndefined();
+  });
+
+  it('should set useWithCredentials to true when feature toggle is enabled', () => {
+    TestBed.configureTestingModule({
+      providers: [
+        provideFeatureToggles({ enableWithCredentialsByDefault: true }),
+      ],
+    });
+
+    const result = TestBed.runInInjectionContext(defaultOccConfigFactory);
+
+    const expectedConfig = {
+      ...defaultOccConfig,
+      backend: {
+        ...defaultOccConfig.backend,
+        occ: {
+          ...defaultOccConfig.backend?.occ,
+          useWithCredentials: true,
+        },
+      },
+    };
+
+    expect(result).toEqual(expectedConfig);
+    expect(result.backend?.occ?.useWithCredentials).toBe(true);
+  });
+});
diff --git a/projects/core/src/occ/config/default-occ-config-factory.ts b/projects/core/src/occ/config/default-occ-config-factory.ts
new file mode 100644
index 00000000000..9e960a2b8b4
--- /dev/null
+++ b/projects/core/src/occ/config/default-occ-config-factory.ts
@@ -0,0 +1,22 @@
+/*
+ * SPDX-FileCopyrightText: 2025 SAP Spartacus team <spartacus-team@sap.com>
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+import { inject } from '@angular/core';
+import { FeatureToggles } from '@spartacus/core';
+import { defaultOccConfig } from './default-occ-config';
+import { OccConfig } from './occ-config';
+
+export function defaultOccConfigFactory(): OccConfig {
+  const { occWithCredentialsByDefault } = inject(FeatureToggles);
+  const config = { ...defaultOccConfig };
+
+  if (occWithCredentialsByDefault) {
+    if (config.backend?.occ) {
+      config.backend.occ.useWithCredentials = true;
+    }
+  }
+  return config;
+}
diff --git a/projects/storefrontapp/src/app/spartacus/spartacus-features.module.ts b/projects/storefrontapp/src/app/spartacus/spartacus-features.module.ts
index ee75e2de1ef..b4d4f594b60 100644
--- a/projects/storefrontapp/src/app/spartacus/spartacus-features.module.ts
+++ b/projects/storefrontapp/src/app/spartacus/spartacus-features.module.ts
@@ -377,6 +377,7 @@ if (environment.cpq) {
         navigationMenuCloseOnSameLinkClick: true,
         enableQuotePurchaseOrderNumber: false,
         enableReturnOrderReturnableQuantityConsigmentFallback: true,
+        occWithCredentialsByDefault: false,
       };
       return appFeatureToggles;
     }),