GPT-6 Luna (High) vs Nemotron 3.5 Lightning
Which is better for the money: GPT-6 Luna (High) by OpenAI or Nemotron 3.5 Lightning by NVIDIA? 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 (High)
Nemotron 3.5 Lightning vs GPT-6 Luna (High): 60.8% less intelligence, 93.9% more cost to run the AA benchmark, and 54.0% faster end-to-end.
| Metric | GPT-6 Luna (High) | Nemotron 3.5 Lightning | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 32.9 | 12.9 | −60.8% Nemotron 3.5 Lightning is 60.8% less intelligent |
| Total AA cost (lower is better) | $47.85 | $92.76 | +93.9% Nemotron 3.5 Lightning is 93.9% more expensive |
| End-to-end time (lower is better) | 18.94s | 8.72s | −54.0% Nemotron 3.5 Lightning is 54.0% faster |
| Price per 1M tokens (in / out) | $0.10 / $0.50 | $0.06 / $0.20 | |
| Input modalities | Text, Image | Text |
Today's Pareto frontier
Against the frontier
- GPT-6 Luna (High) is on today's frontier: nothing is both smarter and cheaper.
- Nemotron 3.5 Lightning is off the frontier: at the same or lower cost, GPT-6 Luna (Xhigh) scores 34.60 for $66.8.
GPT-6 Luna (High)Nemotron 3.5 LightningToday's Pareto frontierOpen-weights 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-high/nemotron-3-5-lightning · Markdown: /api/v1/compare/gpt-6-luna-high/nemotron-3-5-lightning?format=md · llms.txt · agent skill