From 23fd6ad3adb2dc54e9912c96d7b3fd30fb359c4d Mon Sep 17 00:00:00 2001
From: yucheng <yucheng@berri.ai>
Date: Fri, 16 Oct 2026 05:04:02 -0700
Subject: [PATCH] test(langfuse_otel): keep main's OTel v2 generation key set
 in the arize family cell

The OTel v2 generation span no longer carries a derived langfuse.trace.name,
so the pinned key set goes back to main's.
---
 .../observability/test_arize_otel_v2_openinference_family.py     | 1 -
 1 file changed, 1 deletion(-)

diff --git a/tests/integration/observability/test_arize_otel_v2_openinference_family.py b/tests/integration/observability/test_arize_otel_v2_openinference_family.py
index 19df3758653..242b7bfe8c1 100644
--- a/tests/integration/observability/test_arize_otel_v2_openinference_family.py
+++ b/tests/integration/observability/test_arize_otel_v2_openinference_family.py
@@ -93,7 +93,6 @@ _LANGFUSE_B3_KEYS: Final = frozenset(
         "langfuse.observation.output",
         "langfuse.observation.type",
         "langfuse.observation.usage_details",
-        "langfuse.trace.name",
         "litellm.api_key.hash",
         "litellm.call_id",
         "litellm.call_type",