diff --git a/.gitignore b/.gitignore
index 8f5e27f..31a993e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -40,3 +40,7 @@ test-results/
 *.njsproj
 *.sln
 *.sw?
+
+# Local tooling output: Claude Code workspace, graphify knowledge graph
+.claude/
+graphify-out/