diff --git a/xos/vepc.xproto b/xos/vepc.xproto
new file mode 100644
index 0000000..3a23d6b
--- /dev/null
+++ b/xos/vepc.xproto
@@ -0,0 +1,15 @@
+option name = "vEPC";
+option verbose_name = "Virtual Evolved Packet Core";
+option app_label = "vepc";
+
+message VEPCService (Service){
+    option name = "VEPCService";
+    option verbose_name = "Virtual Evolved Packet Core Service";
+}
+
+message VEPCServiceInstance (TenantWithContainer){
+    option name = "VEPCServiceInstance";
+    option verbose_name = "Virtual Evolved Packet Core ServiceInstance";
+    optional string description = 1 [help_text = "service chain details", max_length = 128, null = True, db_index = False, blank = True];
+    required string blueprint = 3 [help_text = "Select the service graph blueprint", db_index = False, default = 1, choices = "(('build', 'CORD Build'),)"];
+}