diff --git a/sdk/python/endpoints/online/llm/langchain/1_langchain_basic_deploy.ipynb b/sdk/python/endpoints/online/llm/langchain/1_langchain_basic_deploy.ipynb
index a4b62561c0..4715d3e32f 100644
--- a/sdk/python/endpoints/online/llm/langchain/1_langchain_basic_deploy.ipynb
+++ b/sdk/python/endpoints/online/llm/langchain/1_langchain_basic_deploy.ipynb
@@ -138,6 +138,8 @@
    "outputs": [],
    "source": [
     "# create a endpoint\n",
+    "import datetime\n",
+    "\n",
     "from azure.ai.ml.entities import (\n",
     "    ManagedOnlineEndpoint,\n",
     ")\n",
@@ -146,7 +148,8 @@
     "    MLClient,\n",
     ")\n",
     "\n",
-    "online_endpoint_name = \"aml-llm-demo-langchain-endpoint\"\n",
+    "time = str(datetime.datetime.now().strftime(\"%m%d%H%M%f\"))\n",
+    "online_endpoint_name = f\"aml-llm-lc-demo-{time}\"\n",
     "\n",
     "# get a handle to the workspace\n",
     "ml_client = MLClient(credential, SUBSCRIPTION_ID, RESOURCE_GROUP, AML_WORKSPACE_NAME)\n",
@@ -208,10 +211,6 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "import datetime\n",
-    "\n",
-    "time = str(datetime.datetime.now().strftime(\"%m%d%H%M%f\"))\n",
-    "\n",
     "KEYVAULT_NAME = f\"llmdemokv{time}\"\n",
     "KV_OPENAI_KEY = \"OPENAI-API-KEY\"\n",
     "\n",
@@ -352,7 +351,7 @@
     "    image=\"mcr.microsoft.com/azureml/minimal-ubuntu20.04-py38-cpu-inference:latest\",\n",
     ")\n",
     "\n",
-    "deployment_name = f\"deploy-{str(datetime.datetime.now().strftime('%m%d%H%M%f'))}\"\n",
+    "deployment_name = f\"deploy-{time}\"\n",
     "lc_deployment = ManagedOnlineDeployment(\n",
     "    name=deployment_name,\n",
     "    environment=env,\n",
diff --git a/sdk/python/endpoints/online/llm/semantic-kernel/1_semantic_http_server.ipynb b/sdk/python/endpoints/online/llm/semantic-kernel/1_semantic_http_server.ipynb
index f5b3cea517..b2cba49bd8 100644
--- a/sdk/python/endpoints/online/llm/semantic-kernel/1_semantic_http_server.ipynb
+++ b/sdk/python/endpoints/online/llm/semantic-kernel/1_semantic_http_server.ipynb
@@ -170,6 +170,8 @@
    "outputs": [],
    "source": [
     "# create a endpoint\n",
+    "import datetime\n",
+    "\n",
     "from azure.ai.ml.entities import (\n",
     "    ManagedOnlineEndpoint,\n",
     ")\n",
@@ -178,7 +180,8 @@
     "    MLClient,\n",
     ")\n",
     "\n",
-    "online_endpoint_name = \"aml-llm-demo-sk-endpoint\"\n",
+    "time = str(datetime.datetime.now().strftime(\"%m%d%H%M%f\"))\n",
+    "online_endpoint_name = f\"aml-llm-sk-demo-{time}\"\n",
     "\n",
     "ml_client = MLClient(credential, SUBSCRIPTION_ID, RESOURCE_GROUP, AML_WORKSPACE_NAME)\n",
     "\n",
@@ -239,10 +242,6 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "import datetime\n",
-    "\n",
-    "time = str(datetime.datetime.now().strftime(\"%m%d%H%M%f\"))\n",
-    "\n",
     "KEYVAULT_NAME = f\"llmdemokv{time}\"\n",
     "KV_OPENAI_KEY = \"OPENAI-API-KEY\"\n",
     "\n",
@@ -376,7 +375,7 @@
     "    Environment,\n",
     ")\n",
     "\n",
-    "deployment_name = f\"deploy-{str(datetime.datetime.now().strftime('%m%d%H%M%f'))}\"\n",
+    "deployment_name = f\"deploy-{time}\"\n",
     "sk_deployment = ManagedOnlineDeployment(\n",
     "    name=deployment_name,\n",
     "    model=Model(path=\"../src\"),\n",