diff --git a/lang_agent/config/__init__.py b/lang_agent/config/__init__.py
new file mode 100644
index 0000000..074d430
--- /dev/null
+++ b/lang_agent/config/__init__.py
@@ -0,0 +1 @@
+from lang_agent.config.core_config import InstantiateConfig, KeyConfig, ToolConfig
\ No newline at end of file