fix: improve error message for supports-none models with temperature

2026-03-22 18:37:34 -03:00 · 2026-03-22 18:37:34 -03:00 · bfee7f0b58
commit bfee7f0b58
parent f8a9bbd537
1 changed files with 2 additions and 0 deletions
--- a/litellm/llms/openai/responses/transformation.py
+++ b/litellm/llms/openai/responses/transformation.py
@ -87,6 +87,8 @@ class OpenAIResponsesAPIConfig(BaseResponsesAPIConfig):
                        message=(
                            "gpt-5 models don't support temperature={}. "
                            "Only temperature=1 is supported. "
+                            "For models like gpt-5.1/5.4, temperature is supported "
+                            "when reasoning.effort='none' (or not specified). "
                            "To drop unsupported params set `litellm.drop_params = True`"
                        ).format(temperature),
                        status_code=400,