Updated on_member_join function

cogs/gpt_3_commands_and_converser.py

@@ -93,7 +93,7 @@ class GPT3ComCon(commands.Cog, name="GPT3ComCon"):
     async def on_member_join(self, member):
         if self.welcome_message_enabled():
             query = f"Please generate a welcome message for {member.name} who has just joined the server."
-            welcome_message = self.send_request(query, tokens=self.usage_service.count_tokens(query))
+            welcome_message = self.model.send_request(query, tokens=self.usage_service.count_tokens(query))
             if not welcome_message:
                 welcome_message = EnvService.get_welcome_message()
             welcome_embed = discord.Embed(title=f"Welcome, {member.name}!", description=welcome_message)