DeepSeek V3 (Dec '24) vs GPT-6 Luna (Xhigh)
Which is better for the money: DeepSeek V3 (Dec '24) by DeepSeek or GPT-6 Luna (Xhigh) 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
GPT-6 Luna (Xhigh) scores 26.1 points higher (34.6 vs 8.5) but costs 2.6× as much to run the benchmark ($66.8 vs $25.4; mid-range vs budget cost classes). Pick GPT-6 Luna (Xhigh) when the extra intelligence is worth the premium, otherwise DeepSeek V3 (Dec '24).
| Metric | DeepSeek V3 (Dec '24) | GPT-6 Luna (Xhigh) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 8.5 | 34.6 | +307.1% GPT-6 Luna (Xhigh) is 4.1× more intelligent |
| Total AA cost (lower is better) | $25.37 | $66.81 | +163.3% GPT-6 Luna (Xhigh) is 2.6× more expensive |
| End-to-end time (lower is better) | 13.78s | 23.81s | +72.8% GPT-6 Luna (Xhigh) is 72.8% slower |
| Price per 1M tokens (in / out) | $0.32 / $0.89 | $0.10 / $0.50 | |
| Input modalities | Text | Text, Image |
GPT-6 Luna (Xhigh) vs DeepSeek V3 (Dec '24): 307.1% more intelligence, 163.3% more cost to run the AA benchmark, and 72.8% slower end-to-end.
Today's Pareto frontier
Against the frontier
- DeepSeek V3 (Dec '24) is off the frontier: at the same or lower cost, GPT-6 Luna (Low) scores 21.50 for $10.6.
- GPT-6 Luna (Xhigh) is on today's frontier: nothing is both smarter and cheaper.
DeepSeek V3 (Dec '24)GPT-6 Luna (Xhigh)Today's Pareto frontierOpen-weights frontierEvery other model
Matchup
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