GPT-5.6 Luna: ChatGPT's New Default, Faster & Smarter AI
Summary
OpenAI is rolling out GPT-5.6 Luna as the new default for all ChatGPT plans. This update promises faster replies and 62% fewer factual mistakes. It's coming to both free and paid users later this week. Free tier users will get unlimited chats and a "Think" button for difficult questions. Plus and Pro subscribers will be upgraded to GPT-5.6 Sol. This smarter model offers better accuracy and tone control for web research, planning, and decision-making. These premium users will also receive a reasoning slider to adjust the AI's thinking depth. This upgrade aims to make everyday chats smoother and more reliable for everyone.
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