DeepSeek V3 0324 vs GPT-5.6 Luna (Low)
Which is better for the money: DeepSeek V3 0324 by DeepSeek or GPT-5.6 Luna (Low) 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 (Low) scores 11.3 points higher (21.0 vs 9.7) but costs 1.4× as much to run the benchmark ($27.0 vs $19.4; both budget class). Pick GPT-5.6 Luna (Low) when the extra intelligence is worth the premium, otherwise DeepSeek V3 0324.
| Metric | DeepSeek V3 0324 | GPT-5.6 Luna (Low) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 9.7 | 21.0 | +116.5% GPT-5.6 Luna (Low) is 2.2× more intelligent |
| Total AA cost (lower is better) | $19.42 | $27.02 | +39.1% GPT-5.6 Luna (Low) is 39.1% more expensive |
| End-to-end time (lower is better) | 4.44s | 5.78s | +30.2% GPT-5.6 Luna (Low) is 30.2% slower |
| Price per 1M tokens (in / out) | $0.24 / $0.90 | $0.20 / $1.20 | |
| Input modalities | Text | Text, Image |
GPT-5.6 Luna (Low) vs DeepSeek V3 0324: 116.5% more intelligence, 39.1% more cost to run the AA benchmark, and 30.2% 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 (Low) is off the frontier: at the same or lower cost, GPT-6 Luna (Low) scores 21.50 for $10.6.
DeepSeek V3 0324GPT-5.6 Luna (Low)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-low · Markdown: /api/v1/compare/deepseek-v3-0324/gpt-5-6-luna-low?format=md · llms.txt · agent skill