diff --git a/litellm/llms/bedrock/guardrail_attachments.py b/litellm/llms/bedrock/guardrail_attachments.py
index 3a0fadb708b..4d8fd55035f 100644
--- a/litellm/llms/bedrock/guardrail_attachments.py
+++ b/litellm/llms/bedrock/guardrail_attachments.py
@@ -50,9 +50,9 @@ class _Block(NamedTuple):
 
 
 _Classified = _Image | _Unscannable | _DocumentText | None
-_BlockClassifier = Callable[[Mapping[str, object]], _Classified]  # mutable-ok: Callable parameter list
+_BlockClassifier = Callable[[Mapping[str, object]], _Classified]
 _NestedToolBlocks = Callable[
-    [Mapping[str, object]],  # mutable-ok: Callable parameter list
+    [Mapping[str, object]],
     tuple[Mapping[str, object], ...],
 ]
 
@@ -167,7 +167,7 @@ def _is_mapping(value: object) -> TypeGuard[Mapping[str, object]]:  # guard-ok:
     return isinstance(value, Mapping)
 
 
-def _is_list(value: object) -> TypeGuard[list[object]]:  # guard-ok: isinstance narrows correctly; predicate is trivially correct  # fmt: skip
+def _is_list(value: object) -> TypeGuard[Sequence[object]]:  # guard-ok: isinstance narrows correctly; predicate is trivially correct  # fmt: skip
     return isinstance(value, list)
 
 
diff --git a/litellm/proxy/guardrails/guardrail_hooks/bedrock_guardrails.py b/litellm/proxy/guardrails/guardrail_hooks/bedrock_guardrails.py
index 92c8d62c0f1..80ed7ebd227 100644
--- a/litellm/proxy/guardrails/guardrail_hooks/bedrock_guardrails.py
+++ b/litellm/proxy/guardrails/guardrail_hooks/bedrock_guardrails.py
@@ -978,14 +978,14 @@ class BedrockGuardrail(CustomGuardrail, BaseAWSLLM):
         self,
         base_request: BedrockRequest,
         request_data: dict | None,  # mutable-ok: proxy request body dict, read by the dynamic-params helper
-    ) -> tuple[dict, str | None]:
+    ) -> tuple[dict, str | None]:  # mutable-ok: ApplyGuardrail JSON request body
         """Merge the request's dynamic ApplyGuardrail params into `base_request` and pick up its api_key."""
         bedrock_request_data: Final[dict] = dict(base_request)  # mutable-ok: JSON request body
         api_key: str | None = None
         if request_data:
             dynamic_request_body_params = self.get_guardrail_dynamic_request_body_params(request_data=request_data)
             bedrock_request_data.update(
-                {  # mutable-ok: JSON request body
+                {
                     key: value
                     for key, value in dynamic_request_body_params.items()
                     if key not in _BEDROCK_DYNAMIC_BODY_DENYLIST
@@ -1279,7 +1279,7 @@ class BedrockGuardrail(CustomGuardrail, BaseAWSLLM):
         headers_dict: Final = dict(prepared_request.headers)
         verbose_proxy_logger.debug(
             "Bedrock AI request body: %s, url %s, headers: %s",
-            {**bedrock_request_data, "content": _without_image_bytes(content)}  # mutable-ok: JSON request body
+            {**bedrock_request_data, "content": _without_image_bytes(content)}
             if any("image" in item for item in content)
             else bedrock_request_data,
             prepared_request.url,
@@ -2538,7 +2538,7 @@ class BedrockGuardrail(CustomGuardrail, BaseAWSLLM):
 
     async def async_scan_request_attachments(
         self,
-        data: dict,
+        data: dict,  # mutable-ok: proxy request body dict, mutated by the logging helper
         call_type: CallTypesLiteral,
         event_type: GuardrailEventHooks = GuardrailEventHooks.pre_call,
     ) -> None:
@@ -2611,7 +2611,7 @@ class BedrockGuardrail(CustomGuardrail, BaseAWSLLM):
         """Scan text documents like a user turn and block when the guardrail intervenes on them."""
         response: Final = await self.make_bedrock_api_request(
             source="INPUT",
-            messages=[{"role": "user", "content": text} for text in document_texts],  # mutable-ok: API message payload
+            messages=[{"role": "user", "content": text} for text in document_texts],
             request_data=request_data,
             logging_event_type=event_type,
         )
@@ -2636,7 +2636,7 @@ class BedrockGuardrail(CustomGuardrail, BaseAWSLLM):
         now: Final = datetime.now(timezone.utc).timestamp()
         self.add_standard_logging_guardrail_information_to_request_data(
             guardrail_provider=self.guardrail_provider,
-            guardrail_json_response={"unscannable_attachments": list(unscannable)},  # mutable-ok: JSON wire format
+            guardrail_json_response={"unscannable_attachments": list(unscannable)},
             request_data=request_data,
             guardrail_status="guardrail_intervened",
             start_time=now,
diff --git a/litellm/proxy/guardrails/guardrail_hooks/unified_guardrail/unified_guardrail.py b/litellm/proxy/guardrails/guardrail_hooks/unified_guardrail/unified_guardrail.py
index 1d570349eca..a4b89d5c28f 100644
--- a/litellm/proxy/guardrails/guardrail_hooks/unified_guardrail/unified_guardrail.py
+++ b/litellm/proxy/guardrails/guardrail_hooks/unified_guardrail/unified_guardrail.py
@@ -50,7 +50,11 @@ GUARDRAIL_NAME: Final = "unified_llm_guardrails"
 class RequestAttachmentScanner(Protocol):
     """A guardrail that scans the raw request's attachments before its text is extracted."""
 
-    async def async_scan_request_attachments(self, data: dict, call_type: CallTypesLiteral) -> None: ...
+    async def async_scan_request_attachments(
+        self,
+        data: dict,  # mutable-ok: proxy request body dict, mutated by the logging helper
+        call_type: CallTypesLiteral,
+    ) -> None: ...
 
 
 class _EndpointTranslation(Protocol):