From 777c91794b7b2ad5cdfabf770b542ee5acd1f60f Mon Sep 17 00:00:00 2001
From: yangdx <gzdaniel@me.com>
Date: Tue, 25 Nov 2025 17:16:55 +0800
Subject: [PATCH] Add Langfuse observability configuration to env.example

- Add Langfuse environment variables
- Include setup instructions
- Support OpenAI compatible APIs
- Enable tracing configuration
- Add cloud/self-host options
---
 env.example | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/env.example b/env.example
index fea99953..d30a03cb 100644
--- a/env.example
+++ b/env.example
@@ -447,6 +447,17 @@ MEMGRAPH_DATABASE=memgraph
 ### DB specific workspace should not be set, keep for compatible only
 ### MEMGRAPH_WORKSPACE=forced_workspace_name
 
+###########################################################
+### Langfuse Observability Configuration
+### Only works with LLM provided by OpenAI compatible API
+### Install with: pip install lightrag-hku[observability]
+### Sign up at: https://cloud.langfuse.com or self-host
+###########################################################
+# LANGFUSE_SECRET_KEY=""
+# LANGFUSE_PUBLIC_KEY=""
+# LANGFUSE_HOST="https://cloud.langfuse.com"  # 或您的自托管实例地址
+# LANGFUSE_ENABLE_TRACE=true
+
 ############################
 ### Evaluation Configuration
 ############################