diff --git a/src/writer/ai.py b/src/writer/ai.py
index 6ce94e142..ce54ec368 100644
--- a/src/writer/ai.py
+++ b/src/writer/ai.py
@@ -155,7 +155,7 @@ def use_chat_model(cls) -> str:
 
         :returns: Name for the chat model.
         """
-        return "palmyra-x-002-32k"
+        return "palmyra-x-004"
 
     @classmethod
     def use_completion_model(cls) -> str:
@@ -164,7 +164,7 @@ def use_completion_model(cls) -> str:
 
         :returns: Name for the completion model.
         """
-        return "palmyra-x-002-instruct"
+        return "palmyra-x-003-instruct"
 
     @classmethod
     def acquire_client(cls) -> Writer:
@@ -1040,4 +1040,4 @@ def init(token: Optional[str] = None):
     """
     return WriterAIManager(token=token)
 
-apps = Apps()
\ No newline at end of file
+apps = Apps()