According to Ethan Mollick on X, a new paper shows GPT-4o can produce creative writing with human-level diversity in style, lexicon, and semantics when given contextual prompts and randomness controls; as reported by Ethan Mollick, this challenges the assumption that AI homogenizes outputs and suggests prompt design and temperature settings are key levers for differentiated narratives; according to Mollick’s cited study, results were based on completing story prompts and evaluating diversity across multiple linguistic dimensions, indicating opportunities for publishers, marketing teams, and tooling vendors to scale varied content without sacrificing originality.