diff --git a/.gitignore b/.gitignore
index c269dce..b60033f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -30,6 +30,14 @@ ehthumbs.db
 Thumbs.db
 desktop.ini
 
+# ========================================
+# AI agent config (local only, per-developer)
+# ========================================
+.claude/
+.codex/
+.opencode/
+.agents/
+
 # ========================================
 # Editor / IDE
 # ========================================