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GPT-6 Luna: Fast and Affordable Everyday AI

GPT-6 Luna is a highly efficient and fast AI chat model built to distribute the advanced intelligence of the GPT-6 family to everyday tasks and applications at scale.

Featuring a 50% price reduction compared to GPT-5.6 Luna, it offers exceptional cost efficiency while maintaining solid performance in daily workflows, making advanced AI practical for budget-conscious developers.

Specs of GPT-6 Luna

• Release Date: September 22, 2026
• Context Window: 1,050,000
• Max Output Tokens: 128,000
• Knowledge Cutoff: May 18, 2026
• API Price: $0.1 / 1M Input Tokens | $0.5 / 1M Output Tokens
• Input Modalities: Text, Image
• Output Modalities: Text

Core Capabilities of GPT-6 Luna

Unprecedented Affordability for Daily Works

GPT-6 Luna is designed to make advanced AI practical for everyday tasks by dramatically reducing costs while improving capabilities. At high effort levels on AutomationBench, it improves upon its predecessor by 5.4 percentage points while costing 58% less per task.

Efficient Software Engineering Performance

GPT-6 Luna delivers solid performance on long-horizon coding tasks at a fraction of the cost of heavier models. On the DeepSWE v1.1 evaluation, it scores comparably to Claude Opus 5 and Fable 5 while costing over 90% less per task.

Great Option for Computer Use

While GPT-6 Astra is the premier model for computer use, GPT-6 Luna offers highly cost-efficient performance in this area. It can exceed the performance of the older GPT-5.6 Sol model on OSWorld 2.0 tasks at only one-tenth of the cost.

Experience GPT-6 Luna on HIX AI

Looking to leverage the fast, affordable power of GPT-6 Luna for everyday tasks? HIX AI Chat is the perfect tool to access this AI model immediately and unlock its workflows with zero limitation.

With HIX AI, you can seamlessly combine GPT-6 Luna's efficient multi-step planning with our platform's robust features, accessing it right alongside other leading models, such as GPT-6 Astra, GPT-6 Sol and Claude Opus 5.5, for ultimate flexibility.

Enhance GPT-6 Luna’s rapid task execution by combining it with HIX AI's live internet access, ensuring your fast, budget-friendly AI interactions are also grounded in the most current news or academic data available.

GPT-6 Luna vs Other Models