OpenAI GPT-5.6 Luna achieves high ARC-AGI scores at 80% lower cost
August 6, 2026
GPT-5.6 Luna maintains previous performance benchmarks after an 80% price reduction, scoring 59.6% on ARC-AGI-2 and 90.7% on ARC-AGI-1. Task costs have dropped to $0.18 and $0.07 respectively.
HOW THIS AFFECTS YOU
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builderYou can now integrate high-reasoning capabilities into agentic workflows at a significantly lower cost per task.
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founderThe reduced unit economics for reasoning tasks improves the margin viability of AGI-style product prototypes.