diff --git a/.gitignore b/.gitignore
index 42f20c5..ae78d93 100644
--- a/.gitignore
+++ b/.gitignore
@@ -214,3 +214,6 @@ __marimo__/
 
 # Streamlit
 .streamlit/secrets.toml
+
+# codegraph (local code index)
+.codegraph/