diff --git a/.gitignore b/.gitignore
index 86bff9b8c..010f945d7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -64,3 +64,6 @@ __pycache__/
 
 tmp/
 /.env
+
+# oh-my-claudecode runtime state (operational artifacts, never committed)
+.omc/