diff --git a/api/routes.py b/api/routes.py
index cd5a24b..37de0fe 100644
--- a/api/routes.py
+++ b/api/routes.py
@@ -97,7 +97,8 @@ def register(app):
         dynamic_samples = data.get("dynamic_samples")
         has_dynamic = bool(dynamic_samples)
         if has_dynamic:
-            # Прикрепляем все сэмплы к responses для парсинга
+            if len(dynamic_samples) > 1000:
+                return jsonify({"error": "too many dynamic samples (max 1000)"}), 400
             all_samples = []
             for sample in dynamic_samples:
                 all_samples.extend(sample)