diff --git a/.gitignore b/.gitignore
index 816e2ad..4f90dfb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -35,3 +35,6 @@ logs/
 
 # Internal design documents (not for distribution)
 aster-brief.md
+
+# graphify knowledge-graph output (local tool cache, not for commit)
+graphify-out/