According to OpenAI (@OpenAI), ChatGPT now offers 8 distinct chat styles in its personalization tab, including Default, Professional, Candid, Quirky, Friendly, Efficient, Nerdy, and Cynical. This update allows users to tailor the conversational tone to their specific needs, improving user experience and engagement. The move reflects a broader AI industry trend toward greater customization and adaptive interfaces, enabling businesses to leverage AI for more targeted customer interactions and brand differentiation (source: OpenAI, 2025-11-12).