diff --git a/proxy.proto b/proxy.proto
new file mode 100644
index 0000000..f34b905
--- /dev/null
+++ b/proxy.proto
@@ -0,0 +1,15 @@
+syntax = "proto3";
+
+package proto;
+
+message GetKVMDataRequest {
+    int64 blade_num = 1;
+}
+
+message GetKVMDataResponse {
+    repeated string arguments = 1;
+}
+
+service CMCProxy {
+    rpc GetKVMData(GetKVMDataRequest) returns (GetKVMDataResponse);
+}