AxStructuredOutputMode

type AxStructuredOutputMode = 
  | "auto"
  | AxStructuredOutputRung;

Defined in: https://github.com/ax-llm/ax/blob/e690b4823b8309e258594064abe941d4cff6ef89/src/ax/ai/types.ts#L142

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