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GPT-6 Luna

GPT-6 Luna is the fast, cost-efficient model in OpenAI's GPT-6 series, positioned below GPT-6 Sol. It is suited for high-volume and latency-sensitive workloads such as chat, classification, and lightweight agentic...

Input Price

$0.10/1M tokens

Output Price

$0.50/1M tokens

Intelligence

38.1

Coding

N/A

Specifications

Technical details and pricing.

ProviderOpenai
Context Window1,050,000 tokens
Release DateSep 22, 2026
ModalitiesText, Image → Text
CapabilitiesFunction Calling, Vision
AvailabilityChat only

EU-hosted inference API

Power your AI projects with open-source models.

Drop-in OpenAI-compatible API. No data leaves Europe.

MiniMax

MiniMax M3

$0.40 / $1.40

per M tokens

Z.ai

GLM 5.3 Flash

$0.20 / $0.60

per M tokens

MoonshotAI

Kimi K3

$4.00 / $18.00

per M tokens

DeepSeek

DeepSeek V4.1 Flash

$0.40 / $1.40

per M tokens

Frequently Asked Questions

What is GPT-6 Luna good for?

Use GPT-6 Luna for everyday tasks like writing, summarizing, brainstorming, and getting clear explanations.

How much does GPT-6 Luna cost?

Pricing is based on usage. Current rates are $0.10/1M tokens for input and $0.50/1M tokens for output.

Can I use GPT-6 Luna in LLMBase Chat?

Yes. Use the chat action on this page to open GPT-6 Luna in LLMBase Chat. Access still follows the current plan and model tier.

Does GPT-6 Luna support images or audio?

GPT-6 Luna can understand images.

Where does GPT-6 Luna run?

Processing terms depend on the selected model. GPT-6 Luna is not marked as EU-hosted, so it is processed by the company that operates it. LLMBase shows this for every model so you can choose per use case.

Benchmarks and pricing use Artificial Analysis where available. Catalog specs are used as a fallback.