diff --git a/buffet/commands/cloud_command_update_interface.h b/buffet/commands/cloud_command_update_interface.h
new file mode 100644
index 0000000..d18ec85
--- /dev/null
+++ b/buffet/commands/cloud_command_update_interface.h
@@ -0,0 +1,30 @@
+// Copyright 2015 The Chromium OS Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef BUFFET_COMMANDS_CLOUD_COMMAND_UPDATE_INTERFACE_H_
+#define BUFFET_COMMANDS_CLOUD_COMMAND_UPDATE_INTERFACE_H_
+
+#include <string>
+
+#include <base/callback_forward.h>
+#include <base/values.h>
+
+namespace buffet {
+
+// An abstract interface to allow for sending command update requests to the
+// cloud server.
+class CloudCommandUpdateInterface {
+ public:
+  virtual void UpdateCommand(const std::string& command_id,
+                             const base::DictionaryValue& command_patch,
+                             const base::Closure& on_success,
+                             const base::Closure& on_error) = 0;
+
+ protected:
+  virtual ~CloudCommandUpdateInterface() = default;
+};
+
+}  // namespace buffet
+
+#endif  // BUFFET_COMMANDS_CLOUD_COMMAND_UPDATE_INTERFACE_H_