diff --git a/services/AiBot.php b/services/AiBot.php
index 51daa33..ba2da35 100644
--- a/services/AiBot.php
+++ b/services/AiBot.php
@@ -408,6 +408,9 @@ PROMPT;
             if ($isUpload   && !in_array($permType, [1, 3], true)) continue;
             if ($isDownload && !in_array($permType, [2, 3], true)) continue;
 
+            // Flujos marcados como internos — no exponer al NLU
+            if (!empty($flow['nlu_skip'])) continue;
+
             // Skip internal/navigation flows unless they have an explicit NLU description
             $hasNluDesc = isset($flow['nlu_description']) && $flow['nlu_description'] !== '';
             if (in_array($type, ['text', 'image'], true) && !$isUpload && !$isDownload && !$hasNluDesc) continue;