GPT-6 Luna Pro
OpenAI🇺🇸
openai/gpt-6-luna-proGPT-6 Luna Pro is the same underlying model as [GPT-6 Luna](https://openrouter.ai/openai/gpt-6-luna), served with `reasoning.mode` set to `pro` for higher-quality responses on complex tasks.
Cost rate
0.1x
Context
1.1M
Released
Sep 22, 2026
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