diff --git a/litellm/litellm_core_utils/initialize_dynamic_callback_params.py b/litellm/litellm_core_utils/initialize_dynamic_callback_params.py
index a89dae52316..65044c8b7a2 100644
--- a/litellm/litellm_core_utils/initialize_dynamic_callback_params.py
+++ b/litellm/litellm_core_utils/initialize_dynamic_callback_params.py
@@ -1,5 +1,6 @@
 from typing import Dict, Optional
 
+from litellm.secret_managers.main import str_to_bool
 from litellm.types.utils import StandardCallbackDynamicParams
 
 
@@ -23,9 +24,7 @@ def _raise_env_reference_error(param: str, *, source: str) -> None:
     )
 
 
-def validate_no_callback_env_reference(
-    param: str, value: object, *, source: str
-) -> None:
+def validate_no_callback_env_reference(param: str, value: object, *, source: str) -> None:
     if _is_env_reference(value):
         _raise_env_reference_error(param, source=source)
 
@@ -78,9 +77,7 @@ def initialize_standard_callback_dynamic_params(
                 continue
             if param in kwargs:
                 _param_value = kwargs.get(param)
-                validate_no_callback_env_reference(
-                    param, _param_value, source="request body"
-                )
+                validate_no_callback_env_reference(param, _param_value, source="request body")
                 standard_callback_dynamic_params[param] = _param_value  # type: ignore
 
         # 2. Fallback: check "metadata" or "litellm_params" -> "metadata"
@@ -95,9 +92,20 @@ def initialize_standard_callback_dynamic_params(
                     continue
                 if param not in standard_callback_dynamic_params and param in metadata:
                     _param_value = metadata.get(param)
-                    validate_no_callback_env_reference(
-                        param, _param_value, source="metadata"
-                    )
+                    validate_no_callback_env_reference(param, _param_value, source="metadata")
                     standard_callback_dynamic_params[param] = _param_value  # type: ignore
 
+        # turn_off_message_logging is admin-only and is read from top-level kwargs only
+        # (not from the metadata fallback path above, which clients can populate).
+        # The proxy strips any client-supplied top-level value at
+        # litellm_pre_call_utils.py before admin callback_vars repopulate it.
+        if "turn_off_message_logging" in kwargs:
+            _tom_value = kwargs["turn_off_message_logging"]
+            if isinstance(_tom_value, bool):
+                standard_callback_dynamic_params["turn_off_message_logging"] = _tom_value
+            elif isinstance(_tom_value, str):
+                _parsed = str_to_bool(_tom_value)
+                if _parsed is not None:
+                    standard_callback_dynamic_params["turn_off_message_logging"] = _parsed
+
     return standard_callback_dynamic_params
diff --git a/tests/test_litellm/litellm_core_utils/test_initialize_dynamic_callback_params.py b/tests/test_litellm/litellm_core_utils/test_initialize_dynamic_callback_params.py
index f63216b96d4..5f021b18bf9 100644
--- a/tests/test_litellm/litellm_core_utils/test_initialize_dynamic_callback_params.py
+++ b/tests/test_litellm/litellm_core_utils/test_initialize_dynamic_callback_params.py
@@ -100,10 +100,33 @@ def test_non_string_values_are_not_flagged():
     assert params.get("langsmith_sampling_rate") == 0.5
 
 
-def test_turn_off_message_logging_not_extracted_from_request():
-    """turn_off_message_logging is admin-only — must not be settable via request."""
+def test_turn_off_message_logging_extracted_from_top_level_kwargs_true():
+    """turn_off_message_logging=True in top-level kwargs is picked up (admin callback_vars path)."""
     kwargs = {"turn_off_message_logging": True}
     params = initialize_standard_callback_dynamic_params(kwargs)
+    assert params.get("turn_off_message_logging") is True
+
+
+def test_turn_off_message_logging_extracted_from_top_level_kwargs_false():
+    """turn_off_message_logging=False (as bool or string) is picked up from top-level kwargs.
+
+    This is the key fix: admin-configured callback_vars set turn_off_message_logging at the
+    top level of kwargs (litellm_pre_call_utils.py line 1733) to override global redaction.
+    The proxy already strips any client-supplied falsy value before admin vars are applied.
+    """
+    for value in (False, "False", "false"):
+        params = initialize_standard_callback_dynamic_params({"turn_off_message_logging": value})
+        assert params.get("turn_off_message_logging") is False, f"failed for value={value!r}"
+
+
+def test_turn_off_message_logging_not_extracted_from_metadata():
+    """turn_off_message_logging in request metadata is NOT picked up.
+
+    Clients can populate metadata in their request body, so we must not read
+    turn_off_message_logging from the metadata fallback path.
+    """
+    kwargs = {"metadata": {"turn_off_message_logging": False}}
+    params = initialize_standard_callback_dynamic_params(kwargs)
     assert params.get("turn_off_message_logging") is None