DeepSeek V3 0324 vs GPT-5.6 Luna (High)
Which is better for the money: DeepSeek V3 0324 by DeepSeek or GPT-5.6 Luna (High) by OpenAI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-26.
Trade-off
Verdict
Depends on your budget
GPT-5.6 Luna (High) scores 22.4 points higher (32.1 vs 9.7) but costs 5.4× as much to run the benchmark ($108 vs $19.9; mid-range vs budget cost classes). They are not alternatives at one budget: pick GPT-5.6 Luna (High) when you need intelligence above 9.7, and DeepSeek V3 0324 when 9.7 is enough.
| Metric | DeepSeek V3 0324 | GPT-5.6 Luna (High) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 9.7 | 32.1 | +230.9% GPT-5.6 Luna (High) is 3.3× more intelligent |
| Total AA cost (lower is better) | $19.87 | $108.15 | +444.3% GPT-5.6 Luna (High) is 5.4× more expensive |
| End-to-end time (lower is better) | 4.35s | 14.62s | +236.1% GPT-5.6 Luna (High) is 236.1% slower |
| Price per 1M tokens (in / out) | $0.24 / $0.90 | $0.20 / $1.20 | |
| Input modalities | Text | Text, Image |
GPT-5.6 Luna (High) vs DeepSeek V3 0324: 230.9% more intelligence, 444.3% more cost to run the AA benchmark, and 236.1% slower end-to-end.
Today's Pareto frontier
Against the frontier
- DeepSeek V3 0324 is off the frontier: at the same or lower cost, GPT-6 Luna (Low) scores 21.50 for $10.6.
- GPT-5.6 Luna (High) is off the frontier: at the same or lower cost, Claude Haiku 5.5 (High) scores 37.80 for $94.1.
DeepSeek V3 0324GPT-5.6 Luna (High)Today'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/deepseek-v3-0324/gpt-5-6-luna-high · Markdown: /api/v1/compare/deepseek-v3-0324/gpt-5-6-luna-high?format=md · llms.txt · agent skill