Update g4f/models.py

g4f/models.py

@@ -12,8 +12,14 @@ class Model:
         base_provider: str = 'Achyuth'
         best_provider: Provider.Provider = Provider.Wewordle
 
+    class gpt_4:
+        name: str = 'gpt-4'
+        base_provider: str = 'openai'
+        best_provider: Provider.Provider = Provider.gpt4
+
 
 class ModelUtils:
     convert: dict = {
         'gpt-3.5-turbo': Model.gpt_35_turbo,
+        'gpt-4': Model.gpt_4,
     }