From f5fd0a437e00e015b994ae5377f7c49ceea633e3 Mon Sep 17 00:00:00 2001
From: Kian Jones <11655409+kianjones9@users.noreply.github.com>
Date: Thu, 13 Nov 2025 16:10:43 -0800
Subject: [PATCH] feat: add backend identifier to span (#6165)

add backend identifier to span
---
 letta/otel/resource.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/letta/otel/resource.py b/letta/otel/resource.py
index f8724e75..8b2bf806 100644
--- a/letta/otel/resource.py
+++ b/letta/otel/resource.py
@@ -1,3 +1,4 @@
+import socket
 import sys
 import uuid
 
@@ -11,10 +12,11 @@ _resources = {}
 
 def get_resource(service_name: str) -> Resource:
     _env = settings.environment
-    if service_name not in _resources:
+    if (service_name, _env) not in _resources:
         resource_dict = {
             "service.name": service_name,
             "letta.version": letta_version,
+            "host.name": socket.gethostname(),
         }
         if _env != "PRODUCTION":
             resource_dict["device.id"] = uuid.getnode()  # MAC address as unique device identifier,