From b2b0702eeaa80cdc62ca114bf4edabcb67446d65 Mon Sep 17 00:00:00 2001
From: DrMelone <27028174+Classic298@users.noreply.github.com>
Date: Sun, 12 Apr 2026 23:01:17 +0200
Subject: [PATCH] fix: guard JSON parsing on upload response for non-JSON
 success bodies

---
 backend/open_webui/tools/builtin.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/backend/open_webui/tools/builtin.py b/backend/open_webui/tools/builtin.py
index fa8e02bc91..d7e1ec9c84 100644
--- a/backend/open_webui/tools/builtin.py
+++ b/backend/open_webui/tools/builtin.py
@@ -2965,7 +2965,10 @@ async def upload_file_to_terminal(
                         return json.dumps(
                             {'error': f'Upload failed (HTTP {response.status}): {detail}'}
                         )
-                    result = await response.json()
+                    try:
+                        result = await response.json()
+                    except Exception:
+                        result = {}
 
         return json.dumps(
             {