GPT-5.6 Luna
GPT-5.6 Luna is a fast, cost-efficient model in OpenAI's GPT-5.6 series. It is suited for high-volume, latency-sensitive tasks such as chat, classification, and lightweight agentic workflows, providing capable reasoning for...
Specifications
Technical details and pricing.
Benchmarks
4 benchmark scores from Artificial Analysis.
Composite Indices
Higher is better; speed and price are normalized
Standard Benchmarks
Only benchmarks with data are shown
Frequently Asked Questions
What is GPT-5.6 Luna good for?
Use GPT-5.6 Luna for everyday tasks like writing, summarizing, brainstorming, and getting clear explanations.
How much does GPT-5.6 Luna cost?
Pricing is based on usage. Current rates are $1.00/1M tokens for input and $6.00/1M tokens for output.
Can I use GPT-5.6 Luna in LLMBase Chat?
Yes. Use the chat action on this page to open GPT-5.6 Luna in LLMBase Chat. Access still follows the current plan and model tier.
Does GPT-5.6 Luna support images or audio?
GPT-5.6 Luna can understand images.
Similar Models
Other models you might want to explore.
Benchmarks and pricing use Artificial Analysis where available. Catalog specs are used as a fallback.