DeepSeek V4 Pro 0813 (Max) vs GPT-5.6 Luna (Medium)
Which is better for the money: DeepSeek V4 Pro 0813 (Max) by DeepSeek or GPT-5.6 Luna (Medium) by OpenAI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-25.
Trade-off
Verdict
Depends on your budget
DeepSeek V4 Pro 0813 (Max) scores 11.0 points higher (36.0 vs 25.0) but costs 25× as much to run the benchmark ($1122 vs $44.3; premium vs budget cost classes). They are not alternatives at one budget: pick DeepSeek V4 Pro 0813 (Max) when you need intelligence above 25.0, and GPT-5.6 Luna (Medium) when 25.0 is enough.
| Metric | DeepSeek V4 Pro 0813 (Max) | GPT-5.6 Luna (Medium) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 36.0 | 25.0 | −30.6% GPT-5.6 Luna (Medium) is 30.6% less intelligent |
| Total AA cost (lower is better) | $1,122.27 | $44.32 | −96.1% GPT-5.6 Luna (Medium) is 96.1% cheaper |
| End-to-end time (lower is better) | 25.65s | 6.19s | −75.9% GPT-5.6 Luna (Medium) is 75.9% faster |
| Price per 1M tokens (in / out) | $1.32 / $3.96 | $0.20 / $1.20 | |
| Input modalities | Text | Text, Image |
GPT-5.6 Luna (Medium) vs DeepSeek V4 Pro 0813 (Max): 30.6% less intelligence, 96.1% less cost to run the AA benchmark, and 75.9% faster end-to-end.
Today's Pareto frontier
Against the frontier
- DeepSeek V4 Pro 0813 (Max) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
- GPT-5.6 Luna (Medium) is off the frontier: at the same or lower cost, GPT-6 Luna (Medium) scores 29.90 for $31.2.
DeepSeek V4 Pro 0813 (Max)GPT-5.6 Luna (Medium)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-v4-pro/gpt-5-6-luna-medium · Markdown: /api/v1/compare/deepseek-v4-pro/gpt-5-6-luna-medium?format=md · llms.txt · agent skill