WHY WE PICKED IT
At $0.10/$0.50 per million tokens it is priced for workloads where cost per call is the entire decision, and matching Sol's benchmark score at a fraction of Sol's price on at least one measured task makes it worth trying before defaulting to a more expensive tier for simple, high-volume work.
GETTING STARTED
Access via the OpenAI API at model id gpt-6-luna, or through ChatGPT. Use it for the simple, high-volume slice of your workload and route anything requiring real reasoning or coding depth to GPT-6 Sol instead.
PRICING
Paid
Requires a paid subscription.
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FREQUENTLY ASKED QUESTIONS
Q
Is GPT-6 Luna free?
A
No, GPT-6 Luna requires a paid subscription.
Q
Does GPT-6 Luna have an API?
A
Yes, GPT-6 Luna offers an API for programmatic integration.
Q
What is GPT-6 Luna best for?
A
GPT-6 Luna is best for High-Volume Clerical Tasks. GPT-6 Luna is OpenAI's September 22, 2026 update to GPT-5. At $0.10/$0.50 per million tokens it is priced for workloads where cost per call is the entire decision, and matching Sol's benchmark score at a fraction of Sol's price on at least one measured task makes it worth trying before defaulting to a more expensive tier for simple, high-volume work.
Q
What platforms does GPT-6 Luna support?
A
GPT-6 Luna supports web, api, mobile.
Q
Is GPT-6 Luna open source?
A
No, GPT-6 Luna is not open source.
Q
How do I get started with GPT-6 Luna?
A
Access via the OpenAI API at model id gpt-6-luna, or through ChatGPT. Use it for the simple, high-volume slice of your workload and route anything requiring real reasoning or coding depth to GPT-6 Sol instead.
Q
How do I use GPT-6 Luna?
A
GPT-6 Luna is a large language model for text generation, analysis, and conversation. Access through the web interface. Enter prompts or questions to get responses. It excels at 50%+ cheaper than gpt-5.6 luna on output tokens.
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