ChatGPT now features an improved version of the GPT-5.6 Sol model, delivering higher accuracy and consistency in responses. Additionally, OpenAI is expanding access to the GPT-5.6 Luna model for free users, allowing them to enjoy unlimited everyday chats without subscription barriers.
- GPT-5.6 Sol receives accuracy and consistency improvements in ChatGPT.
- Free users gain expanded access to the GPT-5.6 Luna model.
- Unlimited everyday chats are now available with GPT-5.6 Luna for free accounts.