OpenAI has rolled out an improved version of its GPT-5.6 Sol model within ChatGPT, promising enhanced accuracy and consistency in responses. The update aims to refine the model's performance across a wide range of tasks, delivering more reliable outputs for users.
In a move to broaden accessibility, OpenAI is also expanding free-tier access to the improved model. Free users will now benefit from increased availability, while all users can enjoy unlimited everyday chats with GPT-5.6 Luna, a companion model designed for casual and frequent interactions.
This update underscores OpenAI's commitment to improving user experience and making advanced AI tools more accessible to a wider audience. The changes are expected to take effect immediately, with users noticing the improvements upon their next interaction with ChatGPT.