diff --git a/src/__init__.py b/src/__init__.py
new file mode 100644
index 0000000..aff72e4
--- /dev/null
+++ b/src/__init__.py
@@ -0,0 +1,3 @@
+"""Codebase Knowledge Graph CLI - Analyze codebases and generate knowledge graphs."""
+
+__version__ = "0.1.0"