ChatGPT introduces improved GPT-5.6 Sol with better accuracy and consistency, plus expanded access for free users and unlimited everyday chats with GPT-5.6 Luna.

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OpenAI is improving GPT-5.6 Sol in ChatGPT with better accuracy and consistency, while also expanding access for free users and offering unlimited everyday chats with GPT-5.6 Luna. The page content failed to load fully, so detailed specifics are unavailable.

Improving GPT-5.6 Sol in ChatGPT—and expanding access for free users