OpenAI

OpenAI: GPT-5.6 Luna

Chat-80%
openai/gpt-5.6-luna
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GPT-5.6 Luna is the fast, cost-efficient tier of OpenAI's GPT-5.6 series, released on 2026-07-09. It is built for high-volume, latency-sensitive workloads such as chat, classification, and lightweight agentic workflows, providing capable reasoning for its price tier. It supports reasoning, vision, tool use (function calling), prompt caching, and web search. Context window: 1M tokens, output: 128K. Pricing is $1/M input tokens and $6/M output tokens, with cached input reads billed at $0.10/M. Available via OpenAI and Anthropic protocols through Ofox.

Context Window
1M
Max Output Tokens
128K
Released
2026-07-09
Capabilities
VisionFunction CallingReasoningPrompt CachingWeb Search
Available Providers
AzureAzure
Supported Protocols
OpenAIopenaiAnthropicanthropic

Providers

AzureAzure
-80%
Input Tokens
$0.2/M
$1/M
Output Tokens
$1.2/M
$6/M
Cache Read
$0.02/M
$0.1/M
Cache Write
$0.25/M
$1.25/M
Output Image
$32/M
Web Search
$0.035/R
Protocols
OpenAIopenai/v1/chat/completions/v1/responses
Anthropicanthropic

Code Examples

from openai import OpenAI


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


response = client.chat.completions.create(
    model="openai/gpt-5.6-luna",
    messages=[
        {"role": "user", "content": "Hello!"}
    ],
)


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

Uptime & Status

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Frequently Asked Questions

OpenAI: GPT-5.6 Luna on Ofox.ai costs $1/M per million input tokens and $6/M per million output tokens. Pay-as-you-go, no monthly fees.