diff --git a/litellm/constants.py b/litellm/constants.py
index a85177947a2..ff6291f60ab 100644
--- a/litellm/constants.py
+++ b/litellm/constants.py
@@ -792,8 +792,11 @@ OPENAI_TRANSCRIPTION_PARAMS: Final = [
 
 OPENAI_EMBEDDING_PARAMS: Final = ["dimensions", "encoding_format", "user"]
 
-# openai-python request-option kwargs: transport-level, never provider request body content
-OPENAI_SDK_TRANSPORT_PARAMS: Final = frozenset({"extra_headers", "extra_query", "timeout"})
+# openai-python request-option kwargs that already reach the provider through a working
+# path outside extra_body, so they must never also be captured as extra_body content.
+# Deliberately excludes extra_query: no such path exists for it yet, so it stays in
+# extra_body rather than trading its loud failure for a silent no-op.
+OPENAI_SDK_TRANSPORT_PARAMS: Final = frozenset({"extra_headers", "timeout"})
 
 DEFAULT_EMBEDDING_PARAM_VALUES: Final = {
     **{k: None for k in OPENAI_EMBEDDING_PARAMS},
diff --git a/tests/test_litellm/test_utils.py b/tests/test_litellm/test_utils.py
index e39f1588ffd..cf858c9d91b 100644
--- a/tests/test_litellm/test_utils.py
+++ b/tests/test_litellm/test_utils.py
@@ -440,11 +440,13 @@ def test_get_optional_params_image_gen_filters_empty_values():
 def test_get_optional_params_image_gen_excludes_extra_headers_from_extra_body():
     """https://github.com/BerriAI/litellm/issues/40628
 
-    extra_headers/extra_query are openai-python SDK transport options, routed as
-    an actual HTTP request, not model input. GPTImageGenerationConfig's supported
-    params list has no notion of them, so before the fix they fell into extra_body
+    extra_headers is an openai-python SDK transport option, routed as an actual
+    HTTP header, not model input. GPTImageGenerationConfig's supported params
+    list has no notion of it, so before the fix it fell into extra_body
     pass-through, which the SDK serializes into the JSON body, producing an
-    "Unknown parameter: 'extra_headers'" 400 from OpenAI.
+    "Unknown parameter: 'extra_headers'" 400 from OpenAI. extra_query has no
+    working forwarding path for image generation yet, so it's left as before,
+    still inside extra_body.
     """
     from litellm.types.utils import LlmProviders
 
@@ -459,7 +461,7 @@ def test_get_optional_params_image_gen_excludes_extra_headers_from_extra_body():
         extra_headers={"cf-aig-authorization": "Bearer cfut_REDACTED"},
         extra_query={"foo": "bar"},
     )
-    assert optional_params == {}
+    assert optional_params == {"extra_body": {"extra_query": {"foo": "bar"}}}
 
 
 def test_gpt_image_provider_detection_covers_existing_family():
@@ -3758,15 +3760,17 @@ class TestSdkTransportParamsExcludedFromExtraBody:
     """
     Fixes https://github.com/BerriAI/litellm/issues/40628.
 
-    extra_headers/extra_query/timeout are openai-python SDK transport options,
-    routed as an actual HTTP request, not provider request-body content. A caller
-    whose openai_params list is scoped to provider content params only (image
-    generation, audio transcription) rather than the full chat-completion param
-    set previously folded them into extra_body pass-through, which the SDK
-    serializes into the JSON body.
+    extra_headers/timeout already reach the provider through a working path
+    outside extra_body, so a caller whose openai_params list is scoped to
+    provider content params only (image generation, audio transcription) rather
+    than the full chat-completion param set must not also fold them into
+    extra_body pass-through, which the SDK serializes into the JSON body.
+    extra_query has no such path yet, so it deliberately keeps landing in
+    extra_body: still wrong, but a caller gets the same loud failure as before
+    rather than a new silent no-op.
     """
 
-    def test_excluded_for_openai_family_while_unknown_params_still_pass_through(self):
+    def test_excluded_for_openai_family_while_extra_query_and_unknown_still_pass_through(self):
         from litellm.utils import add_provider_specific_params_to_optional_params
 
         passed_params = {
@@ -3787,9 +3791,14 @@ class TestSdkTransportParamsExcludedFromExtraBody:
             additional_drop_params=None,
         )
 
-        assert result == {"extra_body": {"unknown_param": "kept-in-extra-body"}}
+        assert result == {
+            "extra_body": {
+                "extra_query": {"foo": "bar"},
+                "unknown_param": "kept-in-extra-body",
+            }
+        }
 
-    def test_excluded_for_non_openai_family_while_unknown_params_still_pass_through(self):
+    def test_excluded_for_non_openai_family_while_extra_query_and_unknown_still_pass_through(self):
         from litellm.utils import add_provider_specific_params_to_optional_params
 
         passed_params = {
@@ -3808,7 +3817,7 @@ class TestSdkTransportParamsExcludedFromExtraBody:
             additional_drop_params=None,
         )
 
-        assert result == {"custom_param": "keep_me"}
+        assert result == {"extra_query": {"foo": "bar"}, "custom_param": "keep_me"}
 
 
 class TestDropParamsWithPromptCacheKey: