diff --git a/metagpt/tools/libs/deployer.py b/metagpt/tools/libs/deployer.py
new file mode 100644
index 000000000..3c9c2f7e5
--- /dev/null
+++ b/metagpt/tools/libs/deployer.py
@@ -0,0 +1,11 @@
+from metagpt.logs import ToolLogItem, log_tool_output
+from metagpt.tools.tool_registry import register_tool
+
+
+# An un-implemented tool reserved for deploying a local service to public
+@register_tool()
+class Deployer:
+    """Deploy a local service to public. Used only for final deployment, you should NOT use it for development and testing."""
+
+    def deploy_to_public(self, local_url: str):
+        log_tool_output(ToolLogItem(name="local_url", value=local_url), tool_name="Deployer")