diff --git a/bot/openai_helper.py b/bot/openai_helper.py
index 38b630c..e2b5e92 100644
--- a/bot/openai_helper.py
+++ b/bot/openai_helper.py
@@ -22,7 +22,8 @@ GPT_3_MODELS = ("gpt-3.5-turbo", "gpt-3.5-turbo-0301", "gpt-3.5-turbo-0613")
 GPT_3_16K_MODELS = ("gpt-3.5-turbo-16k", "gpt-3.5-turbo-16k-0613")
 GPT_4_MODELS = ("gpt-4", "gpt-4-0314", "gpt-4-0613")
 GPT_4_32K_MODELS = ("gpt-4-32k", "gpt-4-32k-0314", "gpt-4-32k-0613")
-GPT_ALL_MODELS = GPT_3_MODELS + GPT_3_16K_MODELS + GPT_4_MODELS + GPT_4_32K_MODELS
+GPT_4_128K_MODELS = ("gpt-4-1106-preview", "gpt-4-vision-preview")
+GPT_ALL_MODELS = GPT_3_MODELS + GPT_3_16K_MODELS + GPT_4_MODELS + GPT_4_32K_MODELS + GPT_4_128K_MODELS
 
 
 def default_max_tokens(model: str) -> int:
@@ -40,6 +41,8 @@ def default_max_tokens(model: str) -> int:
         return base * 4
     elif model in GPT_4_32K_MODELS:
         return base * 8
+    elif model in GPT_4_128K_MODELS:
+        return base * 100
 
 
 def are_functions_available(model: str) -> bool:
@@ -50,7 +53,7 @@ def are_functions_available(model: str) -> bool:
     if model in ("gpt-3.5-turbo-0301", "gpt-4-0314", "gpt-4-32k-0314"):
         return False
     # Stable models will be updated to support functions on June 27, 2023
-    if model in ("gpt-3.5-turbo", "gpt-4", "gpt-4-32k"):
+    if model in ("gpt-3.5-turbo", "gpt-4", "gpt-4-32k","gpt-4-1106-preview", "gpt-4-vision-preview"):
         return datetime.date.today() > datetime.date(2023, 6, 27)
     return True
 
@@ -411,6 +414,8 @@ class OpenAIHelper:
             return base * 2
         if self.config['model'] in GPT_4_32K_MODELS:
             return base * 8
+        if self.config['model'] in GPT_4_128K_MODELS:
+            return base * 100
         raise NotImplementedError(
             f"Max tokens for model {self.config['model']} is not implemented yet."
         )