OpenAI
GPT-6 Luna
GPT-6 Luna (October 29) is an update to the GPT-6 Luna model released in ChatGPT on October 7, 2026. OpenAI published the update’s system-card addendum on October 29, 2026. The update is intended to…
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MODEL DIRECTORY
New releases, in one place. Explore models by their publication date.
GPT-6 Luna (October 29) is an update to the GPT-6 Luna model released in ChatGPT on October 7, 2026. OpenAI published the update’s system-card addendum on October 29, 2026. The update is intended to…