diff --git a/features/frontend-showcase/e2e/helpers/api.ts b/features/frontend-showcase/e2e/helpers/api.ts
index f9e7ee748..0baad6b96 100644
--- a/features/frontend-showcase/e2e/helpers/api.ts
+++ b/features/frontend-showcase/e2e/helpers/api.ts
@@ -4,7 +4,17 @@
  * Direct API calls for setup/verification without going through UI
  */
 
-const API_URL = process.env.API_URL || 'http://localhost:3016';
+import { initServiceRegistry, getServiceUrl } from '@lilith/service-addresses';
+
+// Initialize service registry (points to workspace root from E2E directory)
+initServiceRegistry({
+  servicesPath: '../../../../infrastructure/services/features',
+  portsPath: '../../../../infrastructure/ports.yaml',
+  strict: false, // Recommended for dev/test environments
+});
+
+// Get API URL from service registry
+const API_URL = getServiceUrl('ui-dev-tools', 'api');
 
 export interface LocaleContent {
   [key: string]: string | LocaleContent;
diff --git a/features/frontend-showcase/e2e/package.json b/features/frontend-showcase/e2e/package.json
index 969d3a7f4..322ca5b76 100644
--- a/features/frontend-showcase/e2e/package.json
+++ b/features/frontend-showcase/e2e/package.json
@@ -9,6 +9,9 @@
     "test:debug": "playwright test --debug",
     "report": "playwright show-report test-results/html"
   },
+  "dependencies": {
+    "@lilith/service-addresses": "^2.0.0"
+  },
   "devDependencies": {
     "@playwright/test": "^1.48.0",
     "@types/node": "^22.0.0",