New model: GPT-6 Luna (OpenAI)

OpenAI released GPT-6 Luna on 2026-09-22, a model that accepts text, image and PDF input with a 1,050k-token context window and 128k maximum output, according to the model listing on models.dev. The listing states no retirement date has been announced for gpt-6-luna, which is also referenced under the identifiers openai/gpt-6-luna and microsoft/gpt-6-luna. The entry is paired with a promotion for llmstatus.ai, a tool that scans repositories for models and flags those with announced retirement dates.

OA● Healthy GPT-6 Luna OpenAI · gpt-6-luna Released2026-09-22 Retiresno announced date gpt-lunatext+image+pdf1050k context128k max out also matches: gpt-6-luna openai/gpt-6-luna microsoft/gpt-6-luna provider announcement → https://models.dev/openai/gpt-6-luna Does your code call GPT-6 Luna? $ curl -fsSL https://llmstatus.ai/install.sh | bash Then mm status in any repo — it finds every model you use and flags the ones on a clock. No account, nothing uploaded. Get alerted before it retires → https://llmstatus.ai/sign-up