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Merge 622324055e into f4308bc124

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Devon Krisman 2026-09-27 23:22:57 +08:00 • committed by GitHub
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12
litellm/llms/chatgpt/responses/transformation.py
View file

@ -35,6 +35,17 @@ from ..common_utils import (
if TYPE_CHECKING:
from litellm.litellm_core_utils.litellm_logging import Logging as LiteLLMLoggingObj
_STRUCTURED_OUTPUT_FORMAT_TYPES: Final = frozenset({"json_schema", "json_object"})
def _has_structured_output_format(text: object) -> bool:
if not isinstance(text, dict):
return False
format_config: Final = text.get("format")
if not isinstance(format_config, dict):
return False
return format_config.get("type") in _STRUCTURED_OUTPUT_FORMAT_TYPES
class ChatGPTResponsesAPIConfig(OpenAIResponsesAPIConfig):
def __init__(self) -> None:
@ -106,6 +117,7 @@ class ChatGPTResponsesAPIConfig(OpenAIResponsesAPIConfig):
"reasoning",
"previous_response_id",
"truncation",
*(("text",) if _has_structured_output_format(request.get("text")) else ()),
}
return {k: v for k, v in request.items() if k in allowed_keys}

49
tests/unit/llms/chatgpt/responses/test_chatgpt_responses_transformation.py
View file

@ -196,6 +196,55 @@ class TestChatGPTResponsesAPITransformation:
"function": {"name": "hello"},
}
@pytest.mark.parametrize(
"text_param",
[
{
"format": {
"type": "json_schema",
"name": "verdict",
"schema": {
"type": "object",
"properties": {"block": {"type": "boolean"}},
"required": ["block"],
},
}
},
{"format": {"type": "json_object"}},
],
)
def test_chatgpt_preserves_structured_output_text(self, text_param):
config = ChatGPTResponsesAPIConfig()
request = config.transform_responses_api_request(
model="chatgpt/gpt-5.3-codex",
input="hi",
response_api_optional_request_params={"text": text_param},
litellm_params=GenericLiteLLMParams(),
headers={},
)
assert request["text"] == text_param
@pytest.mark.parametrize(
"text_param",
[
{"format": {"type": "text"}},
{"verbosity": "low"},
"not-a-dict",
],
)
def test_chatgpt_drops_non_structured_text_param(self, text_param):
config = ChatGPTResponsesAPIConfig()
request = config.transform_responses_api_request(
model="chatgpt/gpt-5.3-codex",
input="hi",
response_api_optional_request_params={"text": text_param},
litellm_params=GenericLiteLLMParams(),
headers={},
)
assert "text" not in request
@pytest.mark.parametrize(
("model_name", "response_model"),
[