diff --git a/llmage/init.py b/llmage/init.py
index 7d74a80..4589d21 100644
--- a/llmage/init.py
+++ b/llmage/init.py
@@ -5,6 +5,7 @@ from llmage.llmclient import (
 	get_llms_by_catelog,
 )
 from llmage.messages import (
+	BaseMessages,
 	SessionMessages,
 	default_sysmessage,
 	default_usrmessage,
@@ -22,4 +23,5 @@ def load_llmage():
 	env.default_usrmessage = default_usrmessage
 	env.default_llmmessage = default_llmmessage
 	env.SessageMessages = SessionMessages
+	env.BaseMessages = BaseMessages
 
diff --git a/llmage/messages.py b/llmage/messages.py
index d11662a..9cd3bfc 100644
--- a/llmage/messages.py
+++ b/llmage/messages.py
@@ -44,14 +44,14 @@ class BaseMessages:
 		return await self.append_messages(self.llm_message, **kw)
 	
 	async def get_messages(self):
-		pass
+		return []
 	
 	async def set_messages(self, msgs):
 		pass
 
 class SessionMessages(BaseMessages):
 	async def get_messages(self):
-		env = self.request['run_ns']
+		env = self.request._run_ns
 		s = await env.get_session()
 		userid = await env.get_user()
 		mk = f'{self.llmid}_{userid}_msgs'
@@ -61,7 +61,7 @@ class SessionMessages(BaseMessages):
 		return msgs
 
 	async def set_messages(self, msgs):
-        env = self.request['run_ns']
+        env = self.request._run_ns
         s = await env.get_session()
         userid = await env.get_user()
         mk = f'{self.llmid}_{userid}_msgs'