From 6c4aca7adca44e67e45f85b143a46ed3d88a7328 Mon Sep 17 00:00:00 2001
From: sprmn24 <oncuevtv@gmail.com>
Date: Mon, 4 May 2026 00:32:53 +0300
Subject: [PATCH] fix(vision): guard user_prompt type before debug_call_data
 construction

---
 tools/vision_tools.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/tools/vision_tools.py b/tools/vision_tools.py
index e7389e3ef..dd3771578 100644
--- a/tools/vision_tools.py
+++ b/tools/vision_tools.py
@@ -440,6 +440,8 @@ async def vision_analyze_tool(
         - For local file paths, the file is used directly and NOT deleted
         - Supports common image formats (JPEG, PNG, GIF, WebP, etc.)
     """
+    if not isinstance(user_prompt, str):
+        user_prompt = str(user_prompt) if user_prompt is not None else ""
     debug_call_data = {
         "parameters": {
             "image_url": image_url,