diff --git a/litellm/llms/cohere.py b/litellm/llms/cohere.py
index 4f97ef0c08..001c6ba269 100644
--- a/litellm/llms/cohere.py
+++ b/litellm/llms/cohere.py
@@ -188,7 +188,7 @@ def completion(
 def embedding(
     model: str,
     input: list,
-    api_key: str,
+    api_key: Optional[str] = None,
     logging_obj=None,
     model_response=None,
     encoding=None,
diff --git a/litellm/llms/huggingface_restapi.py b/litellm/llms/huggingface_restapi.py
index 6aba450c35..93c6a9a089 100644
--- a/litellm/llms/huggingface_restapi.py
+++ b/litellm/llms/huggingface_restapi.py
@@ -324,8 +324,8 @@ def completion(
 def embedding(
     model: str,
     input: list,
-    api_key: str,
-    api_base: str,
+    api_key: Optional[str] = None,
+    api_base: Optional[str] = None,
     logging_obj=None,
     model_response=None,
     encoding=None,