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GPT-6 Luna
● liveLive — Sep 22, in the API and ChatGPT (Free and Go too) the same day · the cheap, high-volume tier · models.dev lists gpt-6-luna on OpenAI's own API (read Sep 24). On the board as live since 2026-09-22 — the watchers keep tracking it: lineup changes, pricing moves and deprecations all alert.
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Where to use GPT-6 Luna
24 providers list GPT-6 Luna in the models.dev catalog (as of 2026-09-25), under the model ids shown below.
gpt-6-lunaglobal.openai.gpt-6-luna · openai.gpt-6-luna · us.openai.gpt-6-lunagpt-6-lunaopenai/gpt-6-luna · openai/gpt-6-luna-proopenai/gpt-6-luna · openai/gpt-6-luna-fastgpt-6-lunaopenai/gpt-6-lunagpt-6-lunaopenai/gpt-6-lunagpt-6-lunaopenai-gpt-6-lunaopenai/gpt-6-lunaAlso listed by GitHub Copilot, GitLab Duo, Kilo Gateway, LLM Gateway, Merge Gateway, NanoGPT, Ofox, OpenCode Go, OpenCode Zen, Requesty, Venice AI, Vivgrid.
Listings cover the model family, so a provider may list a sibling tier under the same name. Check the id before you build on it.
GPT-6 Luna: quick answers
Is GPT-6 Luna out?
Yes. GPT-6 Luna is live and has been since September 22, 2026.
When was GPT-6 Luna released?
September 22, 2026.
Who makes GPT-6 Luna?
OpenAI. ArtificialWatch also tracks GPT-6 Sol, GPT-Live-1, GPT-Image-2.5, GPT-6 Astra, ChatGPT-5.6, GPT-5.5, GPT-5.6 Sol Ultrafast and GPT-5.6 Zinc / Magnesium from OpenAI.
Where can I use GPT-6 Luna?
24 providers list it in the models.dev catalog, including OpenAI, Amazon Bedrock, Azure, OpenRouter and Vercel AI Gateway. The exact model ids each one lists are on this page.
How much does GPT-6 Luna cost?
OpenAI's own API lists GPT-6 Luna (gpt-6-luna) at $0.10 per million input tokens and $0.50 per million output tokens, and $0.01 per million cached input tokens. Prompts over 272K tokens cost $0.20 input and $0.75 output. Prices as published in the models.dev catalog, as of 2026-09-25.
What is GPT-6 Luna's context window?
1.05M tokens, with up to 128K output tokens per response, as OpenAI lists GPT-6 Luna (gpt-6-luna).
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