diff --git a/litellm/google_genai/main.py b/litellm/google_genai/main.py
index 86f98d856b7..db1a11341fb 100644
--- a/litellm/google_genai/main.py
+++ b/litellm/google_genai/main.py
@@ -193,10 +193,8 @@ class GenerateContentHelper:
         if litellm_logging_obj is None:
             raise ValueError("litellm_logging_obj is required, but got None")
 
-        # The configured Vertex location decides the regional pricing uplift. The
-        # completion and anthropic_messages paths both record it here; without it
-        # the cost calculator falls back to a default region and prices a `global`
-        # model as us-central1, so the same model costs 10% more on this route.
+        # Record the configured location so a `global` model is not priced as
+        # us-central1 (+10%), matching the completion path.
         from litellm.llms.vertex_ai.vertex_llm_base import VertexBase
 
         explicit_vertex_location: Final = VertexBase.explicit_vertex_ai_location(
diff --git a/tests/unit/google_genai/test_google_genai_main.py b/tests/unit/google_genai/test_google_genai_main.py
index 497190ff914..275264e2542 100644
--- a/tests/unit/google_genai/test_google_genai_main.py
+++ b/tests/unit/google_genai/test_google_genai_main.py
@@ -282,11 +282,7 @@ def test_vertex_location_recorded_for_cost_calculation(configured_location):
     """
     Regression for https://github.com/BerriAI/litellm/issues/40692
 
-    The Vertex location decides the regional pricing uplift. The completion and
-    anthropic_messages paths record it on the logging object so the cost
-    calculator can price against the configured region. generate_content did
-    not, so a model configured `vertex_location: global` was priced as
-    us-central1 and cost 10% more than the same model over /v1/chat/completions.
+    generate_content must record vertex_location so `global` is not priced as us-central1.
     """
     from litellm.google_genai.main import GenerateContentHelper