AxStructuredOutputMode

type AxStructuredOutputMode = 
  | "auto"
  | AxStructuredOutputRung;

Defined in: https://github.com/ax-llm/ax/blob/686f8ba96cf652e044cf922b67c16c8f09754a70/src/ax/ai/types.ts#L172

Structured-output selection policy. auto follows provider/model preference order.