GPT-6 Luna
OpenAI's most efficient GPT-6 model, for focused, high-volume tasks.
Price
What the gateway charges per million tokens: what you send in, and what the model writes back.
Source: Vercel AI Gateway, checked 2026-09-25.
- Input
- $0.10per 1M tokens
- Output
- $0.50per 1M tokensOutput costs 5x the input.
Above 272,000 input tokens: $0.2 in, $0.75 out per 1M.
Specs
How much it reads at once, how much it writes back, and how recent its knowledge is.
Source: Vercel AI Gateway, checked 2026-09-25.
- Context window
- 1.05M tokens1,050,000
- Max output
- 128K tokens128,000
- Knowledge cutoff
- May 18, 2026
- Released
- Type
- Language
- Modalities
- Takes text, image, PDF. Returns text.
- Gateway ID
openai/gpt-6-luna
Capabilities
What the gateway says this model supports.
Source: Vercel AI Gateway, checked 2026-09-25.
- Explicit caching
- File input
- Implicit caching
- Reasoning
- Structured output
- Tool use
- Vision
- Web search
- Fast
Data handling
What happens to your prompts, and what you have to switch on.
Source: Vercel AI Gateway, checked 2026-09-25.
ZDRSome providers
Zero data retention
Available on a paid Vercel plan through the AI Gateway, from some providers on it (you turn it on).
NTEvery provider
No training on prompts
Offered by every provider on the Vercel AI Gateway, when you turn it on.
Usage
How much people actually run it, as counted where it is served.
- requests
- 62.3M62,289,690 requests
- tokens
- 1.3T1,327,987,530,281 tokens
Counted on OpenRouter over the 4 days to 2026-09-25.
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