diff --git a/litellm/fine_tuning/main.py b/litellm/fine_tuning/main.py
index 98d9e89484..b726a394c2 100644
--- a/litellm/fine_tuning/main.py
+++ b/litellm/fine_tuning/main.py
@@ -183,7 +183,9 @@ def create_fine_tuning_job(
                 timeout=timeout,
                 max_retries=optional_params.max_retries,
                 _is_async=_is_async,
-                client=optional_params.client,
+                client=kwargs.get(
+                    "client", None
+                ),  # note, when we add this to `GenericLiteLLMParams` it impacts a lot of other tests + linting
             )
         # Azure OpenAI
         elif custom_llm_provider == "azure":
@@ -389,7 +391,7 @@ def cancel_fine_tuning_job(
                 timeout=timeout,
                 max_retries=optional_params.max_retries,
                 _is_async=_is_async,
-                client=optional_params.client,
+                client=kwargs.get("client", None),
             )
         # Azure OpenAI
         elif custom_llm_provider == "azure":
@@ -552,7 +554,7 @@ def list_fine_tuning_jobs(
                 timeout=timeout,
                 max_retries=optional_params.max_retries,
                 _is_async=_is_async,
-                client=optional_params.client,
+                client=kwargs.get("client", None),
             )
         # Azure OpenAI
         elif custom_llm_provider == "azure":
@@ -704,7 +706,7 @@ def retrieve_fine_tuning_job(
                 timeout=timeout,
                 max_retries=optional_params.max_retries,
                 _is_async=_is_async,
-                client=optional_params.client,
+                client=kwargs.get("client", None),
             )
         # Azure OpenAI
         elif custom_llm_provider == "azure":
diff --git a/litellm/types/router.py b/litellm/types/router.py
index b6049657bf..895cb6ee06 100644
--- a/litellm/types/router.py
+++ b/litellm/types/router.py
@@ -156,19 +156,6 @@ class GenericLiteLLMParams(BaseModel):
     organization: Optional[str] = None  # for openai orgs
     configurable_clientside_auth_params: CONFIGURABLE_CLIENTSIDE_AUTH_PARAMS = None
 
-    # for passing in custom OpenAI / Azure OpenAI clients
-    client: Optional[
-        Union[
-            OpenAI,
-            AsyncOpenAI,
-            AzureOpenAI,
-            AsyncAzureOpenAI,
-            AsyncClient,
-            Client,
-            AsyncHTTPHandler,
-            HTTPHandler,
-        ]
-    ] = None
     ## LOGGING PARAMS ##
     litellm_trace_id: Optional[str] = None
     ## UNIFIED PROJECT/REGION ##