diff --git a/app/Services/Meet/MeetAiService.php b/app/Services/Meet/MeetAiService.php
index b54c133..8250e5a 100644
--- a/app/Services/Meet/MeetAiService.php
+++ b/app/Services/Meet/MeetAiService.php
@@ -124,6 +124,7 @@ PROMPT;
                 'product' => 'meet',
                 'message' => $prompt,
                 'history' => [],
+                'system_prompt' => 'You summarize Ladill Meet transcripts. Return valid JSON only.',
             ]);
 
         if ($res->failed()) {