diff --git a/.gitignore b/.gitignore
index 0a33787..272a817 100644
--- a/.gitignore
+++ b/.gitignore
@@ -31,3 +31,7 @@ logs/
 *.pid
 
 # Local hygiene notes (not for commit)
+CLAUDE.md
+
+# graphify knowledge-graph output (local tool cache, not for commit)
+graphify-out/