diff --git a/llm_command_r.py b/llm_command_r.py
index c935729..28bf4f4 100644
--- a/llm_command_r.py
+++ b/llm_command_r.py
@@ -84,6 +84,10 @@ class Options(llm.Options):
             description="Use web search connector",
             default=False,
         )
+        base_url: Optional[str] = Field(
+            description="API base URL (if not the default Cohere endpoint)",
+            default=None,
+        )
 
     def __init__(self, model_id):
         self.model_id = model_id
@@ -101,7 +105,7 @@ def build_chat_history(self, conversation) -> List[dict]:
         return chat_history
 
     def execute(self, prompt, stream, response, conversation):
-        client = cohere.Client(self.get_key())
+        client = cohere.Client(self.get_key(), base_url=prompt.options.base_url)
         kwargs = {
             "message": prompt.prompt,
             "model": self.model_id,