init LangGraphConfig

litellm/utils.py

@@ -97,6 +97,10 @@
 )
 from litellm.litellm_core_utils.credential_accessor import CredentialAccessor
 from litellm.litellm_core_utils.default_encoding import encoding
+from litellm.litellm_core_utils.dot_notation_indexing import (
+    delete_nested_value,
+    is_nested_path,
+)
 from litellm.litellm_core_utils.exception_mapping_utils import (
     _get_response_headers,
     exception_type,
@@ -138,10 +142,6 @@
     LiteLLMLoggingObject,
     redact_message_input_output_from_logging,
 )
-from litellm.litellm_core_utils.dot_notation_indexing import (
-    delete_nested_value,
-    is_nested_path,
-)
 from litellm.litellm_core_utils.rules import Rules
 from litellm.litellm_core_utils.streaming_handler import CustomStreamWrapper
 from litellm.litellm_core_utils.token_counter import get_modified_max_tokens
@@ -7288,6 +7288,10 @@ def get_provider_chat_config(  # noqa: PLR0915
             return litellm.OVHCloudChatConfig()
         elif litellm.LlmProviders.AMAZON_NOVA == provider:
             return litellm.AmazonNovaChatConfig()
+        elif litellm.LlmProviders.LANGGRAPH == provider:
+            from litellm.llms.langgraph.chat.transformation import LangGraphConfig
+
+            return LangGraphConfig()
         return None
 
     @staticmethod