diff --git a/helpers.py b/helpers.py
index 77107d32..4818bc5c 100644
--- a/helpers.py
+++ b/helpers.py
@@ -172,7 +172,7 @@ def token_count(text, model=None):
     logger = logging.getLogger(__name__)
     if not text or not isinstance(text, str): return 0
 
-    current_model = model if model else getattr(Config, 'TOKEN_MODEL', 'gpt-3.5-turbo')
+    current_model = model if model else getattr(Config, 'TOKEN_MODEL', 'gpt-4o-mini')
     if tiktoken:
         try:
             if not hasattr(token_count, 'enc_cache'): token_count.enc_cache = {}