OpenAI: GPT-6 Luna Pro
GPT-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. Learn more in OpenAI's docs: https://developers.openai.com/api/docs/guides/reasoning#reasoning-mode
Cheapest input
$0.05
$/MTok · OpenRouter
Cheapest output
$0.25
$/MTok
Context
1.1M
tokens
Sources
2
4 listings
Sources
Same model, different sources. Our first-party rate is listed first, then router and aggregator rows stay separate so you can see the spread instead of a single blended number.
| Source | Provider | Input | Output | Cache read | Context |
|---|---|---|---|---|---|
| OpenRoutercheapestopenai/gpt-6-luna-pro:batch | OpenRouter | $0.05 | $0.25 | $0.005 | 1.1M |
| models.devopenai/gpt-6-luna-pro | Kilo Gateway | $0.1 | $0.5 | $0.01 | 1.1M |
| models.devopenai/gpt-6-luna-pro | NanoGPT | $0.1 | $0.5 | $0.01 | 1.1M |
| OpenRouteropenai/gpt-6-luna-pro | OpenRouter | $0.1 | $0.5 | $0.01 | 1.1M |
Capabilities
- Reasoning
- Tool calling
- Structured output
- Attachments
- In: pdf
- In: image
- In: text
- In: file
- Out: text
Released: 2026-09-22Output limit: 128K tokensFamily: gpt
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