diff --git a/quickstart/eino_assistant/.env b/quickstart/eino_assistant/.env
new file mode 100644
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+++ b/quickstart/eino_assistant/.env
@@ -0,0 +1,8 @@
+# ark model: https://console.volcengine.com/ark
+ARK_CHAT_MODEL=""
+ARK_EMBEDDING_MODEL=""
+ARK_API_KEY=""
+
+# langfuse: https://cloud.langfuse.com/
+LANGFUSE_PUBLIC_KEY=""
+LANGFUSE_SECRET_KEY=""