diff --git a/.gitignore b/.gitignore
index 76f8dc27..d9225f5f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -59,3 +59,8 @@ build/
 tmp/
 temp/
 *.tmp
+
+# Claude session state files (auto-generated, not committed)
+.claude/session-state.json
+.claude/token-checkpoints.json
+SESSION_CLOSEDOWN_*.md