diff --git a/packages/client/tests/test_lifecycle.py b/packages/client/tests/test_lifecycle.py
index 0987bc43..e49bba6f 100644
--- a/packages/client/tests/test_lifecycle.py
+++ b/packages/client/tests/test_lifecycle.py
@@ -34,6 +34,21 @@ def reset_singleton() -> None:
     reset_ai_sdk_info(clear_known=True)
 
 
+@pytest.fixture(autouse=True)
+def clear_endpoint_env(monkeypatch: pytest.MonkeyPatch) -> None:
+    """
+    ``init_client`` passes ``LD_BASE_URI``, ``LD_STREAM_URI`` and
+    ``LD_EVENTS_URI`` to ``Config``, so tests asserting the exact ``Config``
+    call fail when any is set. A developer shell can set them, and so can a
+    ``.env`` file: importing ``litellm`` during collection runs
+    ``load_dotenv()``, which searches upward from litellm's own install
+    directory, so a ``.venv`` inside a checkout finds that checkout's
+    ``.env``. All three are cleared around each test, and restored after.
+    """
+    for name in ("LD_BASE_URI", "LD_STREAM_URI", "LD_EVENTS_URI"):
+        monkeypatch.delenv(name, raising=False)
+
+
 @pytest.fixture
 def restore_otel_globals() -> Any:
     """Snapshot and restore the real OTel trace globals around one test.