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OpenAI: GPT-5.6 Luna

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...

Modalities

Input

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Output

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Pricing
Cost per 1 million tokens
Input
$1.2
Output
$7.2
Model Specs
Context Window
1,050,000
Max Output
128,000
Release Date
2026-07-09
Knowledge Cutoff
2026-02-16
Capabilities
Reasoning
Tool Calling
Vision

Last Updated: 2026-07-09

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