Model levers stored alongside a prompt in the hub / committed snapshot. Kept as plain data (not a deserialized ChatOpenAI) so schemas and withStructuredOutput stay in the caller's code.
withStructuredOutput
Optional
GPT-6 needs it: Chat Completions rejects function tools combined with a reasoning effort.
Model levers stored alongside a prompt in the hub / committed snapshot. Kept as plain data (not a deserialized ChatOpenAI) so schemas and
withStructuredOutputstay in the caller's code.