ChatGPT can now talk nerdy to you - plus more personalities and other upgrades beyond GPT-5

OpenAI is having one of its biggest product launch weeks, releasing its highly anticipated open-source models, gpt-oss-120b and gpt-oss-20b, and GPT-5. Buried within the deluge of the large language models (LLMs) are helpful ChatGPT features that add customization options that could make the ChatGPT experience more enjoyable. 

In OpenAI's Summer Update event on Thursday, the company added the ability to choose a color for ChatGPT chats, choose from new personalities when using the Custom Instructions feature, more easily connect your Google productivity apps, and better interact with Advanced Voice Mode. 

Keep reading below for the full overview of the features' capabilities and how to access them. 

ChatGPT chat color options

Starting with perhaps the most self-explanatory feature, you can now choose a color for your chats. This option is available to everyone, but a few exclusive options are available for paid users. While this won ...