diff --git a/web/.env.example b/web/.env.example
index b93653f..4bc1330 100644
--- a/web/.env.example
+++ b/web/.env.example
@@ -4,3 +4,6 @@
 # Platform Service (backend API for sync, auth, telemetry)
 NEXT_PUBLIC_PLATFORM_SERVICE_URL=http://localhost:4003/api
 NEXT_PUBLIC_PRODUCT_ID=chronomind
+
+# ChronoMind Backend (product-specific API for timers, routines, context messages)
+NEXT_PUBLIC_CHRONOMIND_BACKEND_URL=http://localhost:4011