DeepSeek V4 Flash 0420 (Max) vs GPT-5.6 Sol (Low)
Which is better for the money: DeepSeek V4 Flash 0420 (Max) by DeepSeek or GPT-5.6 Sol (Low) by OpenAI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-24.
Trade-off
Verdict
Depends on your budget
GPT-5.6 Sol (Low) scores 9.3 points higher (33.5 vs 24.2) but costs 4.3× as much to run the benchmark ($637 vs $149; premium vs mid-range cost classes). They are not alternatives at one budget: pick GPT-5.6 Sol (Low) when you need intelligence above 24.2, and DeepSeek V4 Flash 0420 (Max) when 24.2 is enough.
| Metric | DeepSeek V4 Flash 0420 (Max) | GPT-5.6 Sol (Low) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 24.2 | 33.5 | +38.4% GPT-5.6 Sol (Low) is 38.4% more intelligent |
| Total AA cost (lower is better) | $149.48 | $637.28 | +326.3% GPT-5.6 Sol (Low) is 4.3× more expensive |
| End-to-end time (lower is better) | 116.79s | 8.17s | −93.0% GPT-5.6 Sol (Low) is 93.0% faster |
| Price per 1M tokens (in / out) | $0.11 / $0.23 | $4.00 / $20.0 | |
| Input modalities | Text | Text, Image |
GPT-5.6 Sol (Low) vs DeepSeek V4 Flash 0420 (Max): 38.4% more intelligence, 326.3% more cost to run the AA benchmark, and 93.0% faster end-to-end.
Today's Pareto frontier
Against the frontier
- DeepSeek V4 Flash 0420 (Max) is off the frontier: at the same or lower cost, GPT-6 Luna (Max) scores 38.10 for $122.
- GPT-5.6 Sol (Low) is off the frontier: at the same or lower cost, GPT-6.1 Sol (High) scores 50.20 for $521.
DeepSeek V4 Flash 0420 (Max)GPT-5.6 Sol (Low)Today's Pareto frontierOpen-weights frontierEvery other model
Matchup
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