From 63f1722089c880e00ec543eb2cfeec200d9d211b Mon Sep 17 00:00:00 2001
From: yucheng <yucheng@berri.ai>
Date: Thu, 15 Oct 2026 08:00:56 -0700
Subject: [PATCH] test(otel): expect langfuse.trace.name on the v2
 langfuse_otel generation span

---
 .../observability/test_arize_otel_v2_openinference_family.py     | 1 +
 1 file changed, 1 insertion(+)

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 242b7bfe8c1..19df3758653 100644
--- a/tests/integration/observability/test_arize_otel_v2_openinference_family.py
+++ b/tests/integration/observability/test_arize_otel_v2_openinference_family.py
@@ -93,6 +93,7 @@ _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",