diff --git a/agentuniverse/agent/default/executing_agent/executing_agent.py b/agentuniverse/agent/default/executing_agent/executing_agent.py
index 63ac6a44..4e4a5aa5 100644
--- a/agentuniverse/agent/default/executing_agent/executing_agent.py
+++ b/agentuniverse/agent/default/executing_agent/executing_agent.py
@@ -76,7 +76,8 @@ def execute(self, input_object: InputObject, agent_input: dict) -> dict:
         framework = agent_input.get('framework', [])
         futures = []
         for task in framework:
-            agent_input_copy: dict = copy.deepcopy(agent_input)
+            # note: agent input shallow copy.
+            agent_input_copy: dict = dict(agent_input)
             agent_input_copy['input'] = task
             planner: Planner = PlannerManager().get_instance_obj(self.agent_model.plan.get('planner').get('name'))
             futures.append(
@@ -99,7 +100,8 @@ def process_intput_object(self, input_object: InputObject, subtask: str, planner
         # get agent toolsets.
         action: dict = self.agent_model.action or dict()
         tools: list = action.get('tool') or list()
-        input_object_copy: InputObject = copy.deepcopy(input_object)
+        # note: input object shallow copy.
+        input_object_copy: InputObject = InputObject(input_object.to_dict())
         # wrap input_object for agent knowledge.
         input_object_copy.add_data(planner_input_key, subtask)
         # wrap input_object for agent toolsets.
diff --git a/agentuniverse/agent/memory/chat_memory.py b/agentuniverse/agent/memory/chat_memory.py
index 4e29d158..8eb297ff 100644
--- a/agentuniverse/agent/memory/chat_memory.py
+++ b/agentuniverse/agent/memory/chat_memory.py
@@ -50,17 +50,18 @@ def as_langchain(self) -> BaseChatMemory:
                                                      max_token_limit=self.max_tokens, messages=self.messages,
                                                      prompt_version=self.prompt_version)
 
-    def set_by_agent_model(self, **kwargs) -> None:
+    def set_by_agent_model(self, **kwargs):
         """ Assign values of parameters to the ChatMemory model in the agent configuration."""
-        super().set_by_agent_model(**kwargs)
+        copied_obj = super().set_by_agent_model(**kwargs)
         if 'messages' in kwargs and kwargs['messages']:
-            self.messages = kwargs['messages']
+            copied_obj.messages = kwargs['messages']
         if 'llm' in kwargs and kwargs['llm']:
-            self.llm = kwargs['llm']
+            copied_obj.llm = kwargs['llm']
         if 'input_key' in kwargs and kwargs['input_key']:
-            self.input_key = kwargs['input_key']
+            copied_obj.input_key = kwargs['input_key']
         if 'output_key' in kwargs and kwargs['output_key']:
-            self.output_key = kwargs['output_key']
+            copied_obj.output_key = kwargs['output_key']
+        return copied_obj
 
     def initialize_by_component_configer(self, component_configer: MemoryConfiger) -> 'ChatMemory':
         """Initialize the chat memory by the ComponentConfiger object.
diff --git a/agentuniverse/agent/memory/memory.py b/agentuniverse/agent/memory/memory.py
index a76389d5..edee9235 100644
--- a/agentuniverse/agent/memory/memory.py
+++ b/agentuniverse/agent/memory/memory.py
@@ -40,12 +40,15 @@ def as_langchain(self) -> BaseMemory:
         """Convert the agentUniverse(aU) memory class to the langchain memory class."""
         pass
 
-    def set_by_agent_model(self, **kwargs) -> None:
+    def set_by_agent_model(self, **kwargs):
         """ Assign values of parameters to the Memory model in the agent configuration."""
+        # note: default shallow copy
+        copied_obj = self.model_copy()
         if 'memory_key' in kwargs and kwargs['memory_key']:
-            self.memory_key = kwargs['memory_key']
+            copied_obj.memory_key = kwargs['memory_key']
         if 'max_tokens' in kwargs and kwargs['max_tokens']:
-            self.max_tokens = kwargs['max_tokens']
+            copied_obj.max_tokens = kwargs['max_tokens']
+        return copied_obj
 
     def get_instance_code(self) -> str:
         """Return the full name of the memory."""
diff --git a/agentuniverse/agent/plan/planner/peer_planner/peer_planner.py b/agentuniverse/agent/plan/planner/peer_planner/peer_planner.py
index a8125ba6..5352bcb6 100644
--- a/agentuniverse/agent/plan/planner/peer_planner/peer_planner.py
+++ b/agentuniverse/agent/plan/planner/peer_planner/peer_planner.py
@@ -175,6 +175,7 @@ def agents_run(self, agents: dict, planner_config: dict, agent_input: dict, inpu
                 else:
                     LOGGER.info(f"Starting reviewing agent.")
                     reviewing_result = reviewingAgent.run(**input_object.to_dict())
+
                     input_object.add_data('reviewing_result', reviewing_result)
 
                     # add reviewing agent log info
diff --git a/agentuniverse/agent/plan/planner/planner.py b/agentuniverse/agent/plan/planner/planner.py
index 2f965da4..51f6c2b3 100644
--- a/agentuniverse/agent/plan/planner/planner.py
+++ b/agentuniverse/agent/plan/planner/planner.py
@@ -85,11 +85,10 @@ def handle_memory(self, agent_model: AgentModel, planner_input: dict) -> ChatMem
         params['input_key'] = self.input_key
         params['output_key'] = self.output_key
 
-        memory: ChatMemory = MemoryManager().get_instance_obj(component_instance_name=memory_name, new_instance=True)
+        memory: ChatMemory = MemoryManager().get_instance_obj(component_instance_name=memory_name)
         if memory is None:
             return None
-        memory.set_by_agent_model(**params)
-        return memory
+        return memory.set_by_agent_model(**params)
 
     def run_all_actions(self, agent_model: AgentModel, planner_input: dict, input_object: InputObject):
         """Tool and knowledge processing.
@@ -143,9 +142,8 @@ def handle_llm(self, agent_model: AgentModel) -> LLM:
             LLM: The language model.
         """
         llm_name = agent_model.profile.get('llm_model').get('name')
-        llm: LLM = LLMManager().get_instance_obj(component_instance_name=llm_name, new_instance=True)
-        llm.set_by_agent_model(**agent_model.profile.get('llm_model'))
-        return llm
+        llm: LLM = LLMManager().get_instance_obj(component_instance_name=llm_name)
+        return llm.set_by_agent_model(**agent_model.profile.get('llm_model'))
 
     def initialize_by_component_configer(self, component_configer: PlannerConfiger) -> 'Planner':
         """Initialize the planner by the PlannerConfiger object.
diff --git a/agentuniverse/base/annotation/trace.py b/agentuniverse/base/annotation/trace.py
index 428856f1..7c7c2078 100644
--- a/agentuniverse/base/annotation/trace.py
+++ b/agentuniverse/base/annotation/trace.py
@@ -128,11 +128,8 @@ def wrapper_sync(*args, **kwargs):
 
         # invoke function
         result = func(*args, **kwargs)
-        # serialize agent input and output dict
-        agent_input = serialize_agent_invocation(agent_input)
-        agent_output = serialize_agent_invocation(result)
         # add agent invocation info to monitor
-        Monitor().trace_agent_invocation(source=source, agent_input=agent_input, agent_output=agent_output)
+        Monitor().trace_agent_invocation(source=source, agent_input=agent_input, agent_output=result)
         return result
 
     # sync function
@@ -145,16 +142,3 @@ def _get_agent_input(func, *args, **kwargs) -> dict:
     bound_args = sig.bind(*args, **kwargs)
     bound_args.apply_defaults()
     return {k: v for k, v in bound_args.arguments.items()}
-
-
-def default_serializer(obj):
-    if isinstance(obj, InputObject):
-        return obj.to_dict()
-    elif isinstance(obj, OutputObject):
-        return obj.to_dict()
-    raise TypeError(f"Object of type {type(obj).__name__} is not JSON serializable")
-
-
-def serialize_agent_invocation(agent_invocation):
-    agent_invocation_serialized = json.loads(json.dumps(agent_invocation, default=default_serializer))
-    return agent_invocation_serialized
diff --git a/agentuniverse/base/component/component_manager_base.py b/agentuniverse/base/component/component_manager_base.py
index 465e492d..f3ba0efb 100644
--- a/agentuniverse/base/component/component_manager_base.py
+++ b/agentuniverse/base/component/component_manager_base.py
@@ -38,7 +38,7 @@ def unregister(self, component_instance_name: str):
         self._instance_obj_map.pop(component_instance_name)
 
     def get_instance_obj(self, component_instance_name: str,
-                         appname: str = None, new_instance: bool = None) -> ComponentTypeVar:
+                         appname: str = None, new_instance: bool = False) -> ComponentTypeVar:
         """Return the component instance object."""
         appname = appname or ApplicationConfigManager().app_configer.base_info_appname
         instance_code = f'{appname}.{self._component_type.value.lower()}.{component_instance_name}'
diff --git a/agentuniverse/base/util/monitor/monitor.py b/agentuniverse/base/util/monitor/monitor.py
index e69388af..3980583b 100644
--- a/agentuniverse/base/util/monitor/monitor.py
+++ b/agentuniverse/base/util/monitor/monitor.py
@@ -12,6 +12,8 @@
 
 from pydantic import BaseModel
 
+from agentuniverse.agent.input_object import InputObject
+from agentuniverse.agent.output_object import OutputObject
 from agentuniverse.base.annotation.singleton import singleton
 from agentuniverse.base.config.configer import Configer
 
@@ -57,12 +59,6 @@ def trace_llm_invocation(self, source: str, llm_input: Union[str, dict], llm_out
             with jsonlines.open(path_save, 'a') as writer:
                 writer.write(llm_invocation)
 
-    def _get_or_create_subdir(self, subdir: str) -> str:
-        """Get or create a subdirectory if it doesn't exist in the monitor directory."""
-        path = os.path.join(self.dir, subdir)
-        os.makedirs(path, exist_ok=True)
-        return path
-
     def trace_agent_invocation(self, source: str, agent_input: Union[str, dict],
                                agent_output: Union[str, dict]) -> None:
         """Trace the agent invocation and save it to the monitor jsonl file."""
@@ -78,8 +74,8 @@ def trace_agent_invocation(self, source: str, agent_input: Union[str, dict],
             agent_invocation = {
                 "source": source,
                 "date": date.strftime("%Y-%m-%d %H:%M:%S"),
-                "agent_input": agent_input,
-                "agent_output": agent_output,
+                "agent_input": self.serialize_obj(agent_input),
+                "agent_output": self.serialize_obj(agent_output),
             }
             # files are stored in hours
             filename = f"agent_{source}_{date.strftime('%Y-%m-%d-%H')}.jsonl"
@@ -90,3 +86,52 @@ def trace_agent_invocation(self, source: str, agent_input: Union[str, dict],
             with jsonlines.open(path_save, 'a') as writer:
                 writer.write(agent_invocation)
 
+    def _get_or_create_subdir(self, subdir: str) -> str:
+        """Get or create a subdirectory if it doesn't exist in the monitor directory."""
+        path = os.path.join(self.dir, subdir)
+        os.makedirs(path, exist_ok=True)
+        return path
+
+    @staticmethod
+    def default_serializer(obj):
+        """Default serializer for objects."""
+        if isinstance(obj, InputObject):
+            return obj.to_dict()
+        elif isinstance(obj, OutputObject):
+            return obj.to_dict()
+        elif isinstance(obj, BaseModel):
+            try:
+                return obj.dict()
+            except TypeError:
+                raise TypeError(f"Object of type {type(obj).__name__} is not JSON serializable")
+        else:
+            raise TypeError(f"Object of type {type(obj).__name__} is not JSON serializable")
+
+    def serialize_obj(self, obj):
+        """Serialize an object and filter out non-serializable values."""
+        filtered_obj = self.filter_and_serialize(obj)
+        return json.loads(json.dumps(filtered_obj, default=self.default_serializer))
+
+    def filter_and_serialize(self, obj):
+        """Recursively filter out non-serializable values from an object."""
+
+        def is_json_serializable(value):
+            """Check if value is a JSON serializable object."""
+            try:
+                json.dumps(value, default=self.default_serializer)
+                return True
+            except (TypeError, OverflowError):
+                return False
+
+        def filter_dict(d):
+            return {k: v for k, v in d.items() if is_json_serializable(v)}
+
+        def recursive_filter(o):
+            if isinstance(o, dict):
+                return filter_dict({k: recursive_filter(v) for k, v in o.items()})
+            elif isinstance(o, list):
+                return [recursive_filter(i) for i in o if is_json_serializable(i)]
+            else:
+                return o
+
+        return recursive_filter(obj)
diff --git a/agentuniverse/llm/llm.py b/agentuniverse/llm/llm.py
index 4d33c629..b295132d 100644
--- a/agentuniverse/llm/llm.py
+++ b/agentuniverse/llm/llm.py
@@ -107,22 +107,25 @@ def initialize_by_component_configer(self, component_configer: LLMConfiger) -> '
             self._max_context_length = component_configer.configer.value['max_context_length']
         return self
 
-    def set_by_agent_model(self, **kwargs) -> None:
+    def set_by_agent_model(self, **kwargs):
         """ Assign values of parameters to the LLM model in the agent configuration."""
+        # note: default shallow copy
+        copied_obj = self.model_copy()
         if 'model_name' in kwargs and kwargs['model_name']:
-            self.model_name = kwargs['model_name']
+            copied_obj.model_name = kwargs['model_name']
         if 'temperature' in kwargs and kwargs['temperature']:
-            self.temperature = kwargs['temperature']
+            copied_obj.temperature = kwargs['temperature']
         if 'request_timeout' in kwargs and kwargs['request_timeout']:
-            self.request_timeout = kwargs['request_timeout']
+            copied_obj.request_timeout = kwargs['request_timeout']
         if 'max_tokens' in kwargs and kwargs['max_tokens']:
-            self.max_tokens = kwargs['max_tokens']
+            copied_obj.max_tokens = kwargs['max_tokens']
         if 'max_retries' in kwargs and kwargs['max_retries']:
-            self.max_retries = kwargs['max_retries']
+            copied_obj.max_retries = kwargs['max_retries']
         if 'streaming' in kwargs and kwargs['streaming']:
-            self.streaming = kwargs['streaming']
+            copied_obj.streaming = kwargs['streaming']
         if 'max_context_length' in kwargs and kwargs['max_context_length']:
-            self._max_context_length = kwargs['max_context_length']
+            copied_obj._max_context_length = kwargs['max_context_length']
+        return copied_obj
 
     def max_context_length(self) -> int:
         """Max context length.
diff --git a/agentuniverse/llm/openai_llm.py b/agentuniverse/llm/openai_llm.py
index 1839b036..77a7a851 100644
--- a/agentuniverse/llm/openai_llm.py
+++ b/agentuniverse/llm/openai_llm.py
@@ -93,8 +93,7 @@ def call(self, messages: list, **kwargs: Any) -> Union[LLMOutput, Iterator[LLMOu
             **kwargs: Arbitrary keyword arguments.
         """
         streaming = kwargs.pop("streaming") if "streaming" in kwargs else self.streaming
-        if self.client is None:
-            self.client = self._new_client()
+        self.client = self._new_client()
         chat_completion = self.client.chat.completions.create(
             messages=messages,
             model=kwargs.pop('model', self.model_name),
@@ -116,8 +115,7 @@ async def acall(self, messages: list, **kwargs: Any) -> Union[LLMOutput, AsyncIt
             **kwargs: Arbitrary keyword arguments.
         """
         streaming = kwargs.pop("streaming") if "streaming" in kwargs else self.streaming
-        if self.async_client is None:
-            self.async_client = self._new_async_client()
+        self.async_client = self._new_async_client()
         chat_completion = await self.async_client.chat.completions.create(
             messages=messages,
             model=kwargs.pop('model', self.model_name),
@@ -135,17 +133,18 @@ def as_langchain(self) -> BaseLanguageModel:
         """Convert the agentUniverse(aU) openai llm class to the langchain openai llm class."""
         return LangchainOpenAI(self)
 
-    def set_by_agent_model(self, **kwargs) -> None:
+    def set_by_agent_model(self, **kwargs):
         """ Assign values of parameters to the OpenAILLM model in the agent configuration."""
-        super().set_by_agent_model(**kwargs)
+        copied_obj = super().set_by_agent_model(**kwargs)
         if 'openai_api_key' in kwargs and kwargs['openai_api_key']:
-            self.openai_api_key = kwargs['openai_api_key']
+            copied_obj.openai_api_key = kwargs['openai_api_key']
         if 'openai_api_base' in kwargs and kwargs['openai_api_base']:
-            self.openai_api_base = kwargs['openai_api_base']
+            copied_obj.openai_api_base = kwargs['openai_api_base']
         if 'openai_proxy' in kwargs and kwargs['openai_proxy']:
-            self.openai_proxy = kwargs['openai_proxy']
+            copied_obj.openai_proxy = kwargs['openai_proxy']
         if 'openai_client_args' in kwargs and kwargs['openai_client_args']:
-            self.openai_client_args = kwargs['openai_client_args']
+            copied_obj.openai_client_args = kwargs['openai_client_args']
+        return copied_obj
 
     def max_context_length(self) -> int:
         """Max context length.
diff --git a/agentuniverse/llm/openai_style_llm.py b/agentuniverse/llm/openai_style_llm.py
index 463b8efb..4023802a 100644
--- a/agentuniverse/llm/openai_style_llm.py
+++ b/agentuniverse/llm/openai_style_llm.py
@@ -121,15 +121,17 @@ def as_langchain(self) -> BaseLanguageModel:
 
     def set_by_agent_model(self, **kwargs) -> None:
         """ Assign values of parameters to the OpenAILLM model in the agent configuration."""
-        super().set_by_agent_model(**kwargs)
+        copied_obj = super().set_by_agent_model(**kwargs)
         if 'api_key' in kwargs and kwargs['api_key']:
-            self.api_key = kwargs['api_key']
+            copied_obj.api_key = kwargs['api_key']
         if 'api_base' in kwargs and kwargs['api_base']:
-            self.api_base = kwargs['api_base']
+            copied_obj.api_base = kwargs['api_base']
         if 'proxy' in kwargs and kwargs['proxy']:
-            self.proxy = kwargs['proxy']
+            copied_obj.proxy = kwargs['proxy']
         if 'client_args' in kwargs and kwargs['client_args']:
-            self.client_args = kwargs['client_args']
+            copied_obj.client_args = kwargs['client_args']
+        return copied_obj
+
 
     @staticmethod
     def parse_result(chunk):
diff --git a/docs/guidebook/en/2_2_5_Memory_Define_And_Use.md b/docs/guidebook/en/2_2_5_Memory_Define_And_Use.md
index 52d08d89..63ac2b36 100644
--- a/docs/guidebook/en/2_2_5_Memory_Define_And_Use.md
+++ b/docs/guidebook/en/2_2_5_Memory_Define_And_Use.md
@@ -62,7 +62,7 @@ You can get the Memory instance corresponding to its name using the `.get_instan
 ```python
 from agentuniverse.agent.memory.memory_manager import MemoryManager
 
-memory = MemoryManager().get_instance_obj(component_instance_name=memory_name, new_instance=True)
+memory = MemoryManager().get_instance_obj(component_instance_name=memory_name)
 ```
 
 # Conclusion
diff --git "a/docs/guidebook/zh/2_2_5_\350\256\260\345\277\206\345\256\232\344\271\211\344\270\216\344\275\277\347\224\250.md" "b/docs/guidebook/zh/2_2_5_\350\256\260\345\277\206\345\256\232\344\271\211\344\270\216\344\275\277\347\224\250.md"
index 386ea213..b7b5c9b3 100644
--- "a/docs/guidebook/zh/2_2_5_\350\256\260\345\277\206\345\256\232\344\271\211\344\270\216\344\275\277\347\224\250.md"
+++ "b/docs/guidebook/zh/2_2_5_\350\256\260\345\277\206\345\256\232\344\271\211\344\270\216\344\275\277\347\224\250.md"
@@ -64,7 +64,7 @@ chat_history=[{"content": "你好", "type": "human"}, {"content": "你好", "typ
 ```python
 from agentuniverse.agent.memory.memory_manager import MemoryManager
 
-memory = MemoryManager().get_instance_obj(component_instance_name=memory_name, new_instance=True)
+memory = MemoryManager().get_instance_obj(component_instance_name=memory_name)
 ```
 
 # 总结