ChatGPT has quietly stopped writing like your favourite author

https://media.thenextweb.com/2026/07/openai-kalshi-chatgpt-world-cup-prediction-markets.avif

Ask ChatGPT for a chapter in the voice of Stephen King and it now says no. It offers instead to write something with “the hallmarks of atmospheric, character-driven horror and small-town dread,” while staying “its own.”

OpenAI has quietly changed how its chatbot handles author imitation, Ars Technica reported after testing it. The model declines to copy a named writer’s “exact style” and redirects to broad craft traits instead.

The interesting part is not that it refuses. It is when the refusal started, and how far it now reaches.

A boundary that moved in two weeks

On 15 July, the research outlet No Latency published a comparative audit of five chatbots across 35 test responses. It found ChatGPT refused to imitate living authors but still complied for dead ones, including recently deceased writers.

By 27 July that gap had closed. Ars found ChatGPT dodging requests for dead authors too, naming...

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