diff --git a/simplemind/integrations/base.py b/simplemind/integrations/base.py
index c98f459..0f533f7 100644
--- a/simplemind/integrations/base.py
+++ b/simplemind/integrations/base.py
@@ -1,6 +1,6 @@
 import os
 
-class AIProviderClient:
+class BaseClientProvider:
 
     def __init__(self, *, api_key=None, environ_name=None):
         self._environ_name = environ_name
@@ -22,6 +22,8 @@ class AIProviderClient:
     def health_check(self):
         raise NotImplementedError("This method must be implemented by the AI provider client.")
 
+    def available_models(self):
+        raise NotImplementedError("This method must be implemented by the AI provider client.")
 
     # TODO: logging provider.
     #
diff --git a/simplemind/integrations/claude.py b/simplemind/integrations/claude.py
index e69de29..8e0c3e2 100644
--- a/simplemind/integrations/claude.py
+++ b/simplemind/integrations/claude.py
@@ -0,0 +1,4 @@
+from .base import BaseClientProvider
+
+class OpenAI(BaseClientProvider):
+    pass
diff --git a/simplemind/integrations/openai.py b/simplemind/integrations/openai.py
index e69de29..5f6892d 100644
--- a/simplemind/integrations/openai.py
+++ b/simplemind/integrations/openai.py
@@ -0,0 +1,5 @@
+from .base import BaseClientProvider
+
+
+class OpenAI(BaseClientProvider):
+    pass