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OpenAI: GPT-6 Luna

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openai/gpt-6-luna
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GPT-6 Luna is the fastest and most cost-efficient model in OpenAI's GPT-6 family, built for high-volume, latency-sensitive workloads such as classification, extraction, and lightweight agents. It supports text and image inputs with text output, adjustable reasoning effort, a 1.05M-token context window, and up to 128K output tokens.

Context Window
1M
Max Output Tokens
128K
Released
2026-09-22
Capabilities
VisionFunction CallingReasoningPrompt CachingWeb Search
Available Providers
OpenAI
Supported Protocols
openaianthropic

Providers

OpenAIprovider.type: "openai"
-20%
Input Tokens
$0.08/M
$0.1/M
Output Tokens
$0.4/M
$0.5/M
Cache Read
$0.008/M
$0.01/M
Cache Write
$0.1/M
$0.125/M
Web Search
$0.01/R
Protocols
openai/v1/chat/completions/v1/responses
anthropic

Playground

Open in OfoxChat

Code Examples

from openai import OpenAI


client = OpenAI(
    base_url="https://api.ofox.io/v1",
    api_key="YOUR_OFOX_API_KEY",
)


response = client.chat.completions.create(
    model="openai/gpt-6-luna",
    messages=[
        {"role": "user", "content": "Hello!"}
    ],
)


print(response.choices[0].message.content)

Uptime & Status

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Frequently Asked Questions

OpenAI: GPT-6 Luna on Ofox.ai costs $0.1/M per million input tokens and $0.5/M per million output tokens. Pay-as-you-go, no monthly fees.