From e9dc3ee4c8c4dba04731c612c0b458cc0a7dad02 Mon Sep 17 00:00:00 2001
From: William Fu-Hinthorn <13333726+hinthornw@users.noreply.github.com>
Date: Thu, 2 Apr 2026 14:55:56 -0700
Subject: [PATCH] update

---
 libs/core/langchain_core/tracers/langchain.py | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/libs/core/langchain_core/tracers/langchain.py b/libs/core/langchain_core/tracers/langchain.py
index b5563f94ae6..4ac1b097604 100644
--- a/libs/core/langchain_core/tracers/langchain.py
+++ b/libs/core/langchain_core/tracers/langchain.py
@@ -157,7 +157,7 @@ class LangChainTracer(BaseTracer):
         self.tags = tags or []
         self.latest_run: Run | None = None
         self.run_has_token_event_map: dict[str, bool] = {}
-        self.metadata = metadata
+        self.tracing_metadata = metadata
 
     def _start_trace(self, run: Run) -> None:
         if self.project_name:
@@ -410,9 +410,9 @@ class LangChainTracer(BaseTracer):
 
 
 def _patch_missing_metadata(self: LangChainTracer, run: Run) -> None:
-    if not self.metadata:
+    if not self.tracing_metadata:
         return
     metadata = run.metadata
-    for k, v in self.metadata.items():
+    for k, v in self.tracing_metadata.items():
         if k not in metadata:
             metadata[k] = v