diff --git a/.gitignore b/.gitignore
index ac652a7..85673a2 100644
--- a/.gitignore
+++ b/.gitignore
@@ -28,5 +28,9 @@ plugins/install-counts-cache.json
 plugins/known_marketplaces.json
 plugins/installed_plugins.json
 plugins/blocklist.json
+
+# Session and runtime data
 backups/
 tasks/
+sessions/
+mcp-needs-auth-cache.json