OpenAI rolls out a major ChatGPT upgrade, even if you don’t pay for it
OpenAI has rolled out a major upgrade to its ChatGPT model, making it more direct, factually accurate, and consistent across quick questions and deeper reasoning tasks. The update includes a new slider that allows users to control the model's reasoning and intelligence.
Intelligence analysis by Llama

OpenAI has released a major upgrade to its ChatGPT model, which is now more reliable and accurate. The update includes a new slider that allows users to control the model's reasoning and intelligence.
Imagine you have a super smart friend who can answer any question you have. OpenAI has made this friend even smarter and more helpful. Now, you can ask your friend questions and get answers that are more accurate and detailed. You can even ask your friend to think harder and give you more time to answer complicated questions.
Analysis
GPT-5.6 Sol: A More Reliable Version of ChatGPT
OpenAI has released a more reliable version of ChatGPT, GPT-5.6 Sol, which is designed for everyday conversations. This model has been tuned specifically for how people use ChatGPT, rather than for the longer-running agentic workflows found in Codex and ChatGPT Work. As a result, GPT-5.6 Sol delivers more focused answers, adapts its level of detail to the question, avoids unnecessary formatting, and offers a helpful correction when simply agreeing wouldn't be useful.
For example, if you ask simple questions, GPT should answer directly without adding unnecessary background. For more complicated work, it should provide enough detail while keeping the main recommendation easy to identify. A question like 'Who is the president of the United States?' will have a single-line answer, but a question like 'How are elections held in the US?' will have a longer answer with background information.
OpenAI also claims that GPT-5.6 Sol is less likely to make factual mistakes when handling dates, numbers, sources, legal rules, medical information, financial questions, or assumptions. In internal tests, OpenAI found that responses containing at least one factual error were 68% less common with GPT-5.6 Sol than with GPT-5.5 Instant. Moreover, GPT-5.6 Luna reduced such responses by 62% in the same evaluation.
GPT-5.6 Luna: Unlimited Chats for Free Users
GPT-5.6 Luna will become the default model for Free and Go users this week, and some users are already seeing the change. I spotted it in my OpenAI account with a Go subscription that costs approximately $10. Smarter ChatGPT Source: OpenAI
Starting next week, OpenAI also plans to remove the rate limit for text chats on those plans, although usage will remain subject to abuse protections. However, limits will still apply to file uploads, image generation, and other ChatGPT tools. With a free account, you will still receive a new Think button that gives GPT-5.6 Luna additional time to reason through harder questions.
Additional Protections for Users Believed to be Under 18
OpenAI is also introducing additional protections for users believed to be under 18. These include stricter boundaries around romantic roleplay, sexual content, dangerous activities, eating disorders, body-image risks, age-restricted goods, and graphic violence. Today's changes are rolling out gradually.
Key points
- OpenAI has released a major upgrade to its ChatGPT model, making it more direct, factually accurate, and consistent across quick questions and deeper reasoning tasks.
- The update includes a new slider that allows users to control the model's reasoning and intelligence.
- GPT-5.6 Sol is designed for everyday conversations and will only be available through ChatGPT's regular Chat experience.
- GPT-5.6 Luna will become the default model for Free and Go users this week, and some users are already seeing the change.
- OpenAI is introducing additional protections for users believed to be under 18, including stricter boundaries around romantic roleplay, sexual content, and other sensitive topics.
This update could lead to more accurate and helpful conversations with ChatGPT, which could improve the overall user experience and make it more enjoyable to use. Additionally, the additional protections for users believed to be under 18 could help to create a safer and more responsible environment for users.
However, there is a risk that the update could lead to more complex and difficult conversations, which could be overwhelming for some users. Additionally, the additional protections for users believed to be under 18 could be seen as overly restrictive and limit the creative freedom of users.



