Is this alternative personna option programmed by openAI or does it come with the magic of a LLM? I.e. is it by design or by accident? (Like presumingly being p

Is this alternative personna option programmed by openAI or does it come with the magic of a LLM? I.e. is it by design or by accident? (Like presumingly being polite by default is by design, one can hardly find any response on the internet starting by "I apolgize"!).