GPT-6 Luna (Non-reasoning) vs Nemotron 3.5 Lightning
Which is better for the money: GPT-6 Luna (Non-reasoning) 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 (Non-reasoning)
Nemotron 3.5 Lightning vs GPT-6 Luna (Non-reasoning): 30.3% less intelligence, 384.1% more cost to run the AA benchmark, and 76.2% slower end-to-end.
| Metric | GPT-6 Luna (Non-reasoning) | Nemotron 3.5 Lightning | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 18.5 | 12.9 | −30.3% Nemotron 3.5 Lightning is 30.3% less intelligent |
| Total AA cost (lower is better) | $19.16 | $92.76 | +384.1% Nemotron 3.5 Lightning is 4.8× more expensive |
| End-to-end time (lower is better) | 5.09s | 8.97s | +76.2% Nemotron 3.5 Lightning is 76.2% slower |
| 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 (Non-reasoning) is off the frontier: at the same or lower cost, GPT-6 Luna (Low) scores 21.50 for $10.6.
- 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 (Non-reasoning)Nemotron 3.5 LightningToday's Pareto frontierOpen-weights frontierEvery other model
Matchup
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