diff --git a/python/NN4K/__init__.py b/python/NN4K/__init__.py
new file mode 100644
index 00000000..e69de29b
diff --git a/python/NN4K/executor/__init__.py b/python/NN4K/executor/__init__.py
new file mode 100644
index 00000000..e69de29b
diff --git a/python/NN4K/executor/base.py b/python/NN4K/executor/base.py
new file mode 100644
index 00000000..fa897ba7
--- /dev/null
+++ b/python/NN4K/executor/base.py
@@ -0,0 +1,54 @@
+from abc import ABC, abstractmethod
+
+
+class ModelExecutor(ABC):
+    """
+    对应xflow AntLLM
+    """
+
+    @classmethod
+    def from_config(cls,
+                    args='sys',
+                    **kwargs):
+        pass
+
+    def __init__(self,
+             backend_model,
+             backend_tokenizer,
+             init_args,
+             **kwargs):
+        self.backend_model = backend_model
+        self.backend_tokenizer = backend_tokenizer
+        self.init_args = init_args
+        self.kwargs = kwargs
+
+
+class LLMExecutor(ModelExecutor):
+
+    @abstractmethod
+    def sft_train(self, args=None, callbacks=None, **kwargs):
+        raise NotImplementedError("")
+
+    @abstractmethod
+    def rl_tuning(self, args=None, callbacks=None, **kwargs):
+        raise NotImplementedError("")
+
+    @abstractmethod
+    def batch_inference(self, args, **kwargs):
+        pass
+
+    @abstractmethod
+    def inference(self, input, inference_args, **kwargs):
+        raise NotImplementedError()
+
+
+class HfLLMExecutor(ModelExecutor):
+
+    pass
+
+
+class DeepKEExecutor(ModelExecutor):
+
+    pass
+
+
diff --git a/python/NN4K/executor/deepke/__init__.py b/python/NN4K/executor/deepke/__init__.py
new file mode 100644
index 00000000..e69de29b
diff --git a/python/NN4K/executor/hugging_face/__init__.py b/python/NN4K/executor/hugging_face/__init__.py
new file mode 100644
index 00000000..e69de29b
diff --git a/python/NN4K/invoker/__init__.py b/python/NN4K/invoker/__init__.py
new file mode 100644
index 00000000..e69de29b
diff --git a/python/NN4K/invoker/base.py b/python/NN4K/invoker/base.py
new file mode 100644
index 00000000..8415fce6
--- /dev/null
+++ b/python/NN4K/invoker/base.py
@@ -0,0 +1,50 @@
+# coding: utf-8
+# Copyright (c) Antfin, Inc. All rights reserved.
+import sys
+from abc import ABC
+
+
+
+class ModelInvoker(ABC):
+    """
+    对应 xflow ModelHubEntry
+    """
+
+    def submit_sft(self, submit_mode='k8s'):
+        pass
+
+    def submit_rl_tuning(self, submit_mode='k8s'):
+        pass
+
+    def deploy(cls, args, deploy_mode='k8s'):
+        pass
+
+    def inference(self, input, **kwargs):
+        """
+        这个是从已有的服务中获取inference
+        Args:
+            args:
+            **kwargs:
+
+        Returns:
+
+        """
+        pass
+
+
+    @classmethod
+    def from_config(cls, args='sys'):
+        return cls()
+
+
+
+class OpenAI(ModelInvoker):
+
+    def __init__(self, token):
+        self.token = token
+        pass
+
+    def inference(self, input, **kwargs):
+        import requests
+        requests.post(url="https://api.openai.com", params={"input": input, "token": self.token})
+