OpenAI updates the default model for free users to GPT-5.6 Luna, adds unlimited text chats for free users, rolls out an improved GPT-5.6 Sol version, and more (Herb Scribner/Axios)
OpenAI on Thursday announced a series of changes that will upgrade ChatGPT for both paid and free users.
OpenAI has announced several updates to ChatGPT, affecting both free and paid users. The default model for free users has been upgraded to GPT-5.6 Luna. Additionally, free users will now have unlimited text chats, with no rate limits applying to text conversations.
An improved version of GPT-5.6, called GPT-5.6 Sol, is also being rolled out. According to 9to5Mac, ChatGPT is becoming more than just a chat platform over time.
The Verge reports that a "Think" button will be added for free and Go users, providing access to higher reasoning for more challenging questions. However, limitations will still apply to messages containing file uploads and images.
Brief written by urgent.news from Techmeme, 9to5Mac, The Verge, Mashable — 4 reports on this story. Machine-written — may contain errors; check the original before relying on it.
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