GPT-6 Luna (Xhigh) vs GPT-6 Sol (Low)
Which is better for the money: GPT-6 Luna (Xhigh) by OpenAI or GPT-6 Sol (Low) by OpenAI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-26.
Clear winner
Verdict
Pick GPT-6 Luna (Xhigh)
GPT-6 Sol (Low) vs GPT-6 Luna (Xhigh): 1.2% less intelligence, 302.2% more cost to run the AA benchmark, and 79.5% faster end-to-end.
| Metric | GPT-6 Luna (Xhigh) | GPT-6 Sol (Low) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 34.6 | 34.2 | −1.2% GPT-6 Sol (Low) is 1.2% less intelligent |
| Total AA cost (lower is better) | $66.81 | $268.73 | +302.2% GPT-6 Sol (Low) is 4.0× more expensive |
| End-to-end time (lower is better) | 28.32s | 5.80s | −79.5% GPT-6 Sol (Low) is 79.5% faster |
| Price per 1M tokens (in / out) | $0.10 / $0.50 | $2.00 / $10.0 | |
| Input modalities | Text, Image | Text, Image |
Today's Pareto frontier
Against the frontier
- GPT-6 Luna (Xhigh) is on today's frontier: nothing is both smarter and cheaper.
- GPT-6 Sol (Low) is off the frontier: at the same or lower cost, MiMo-V2.6-Pro scores 46.30 for $207.
GPT-6 Luna (Xhigh)GPT-6 Sol (Low)Today's Pareto frontierEvery other model
Matchup
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Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/gpt-6-luna-xhigh/gpt-6-sol-low · Markdown: /api/v1/compare/gpt-6-luna-xhigh/gpt-6-sol-low?format=md · llms.txt · agent skill