DeepSeek V4 Flash 0420 (Max) vs GPT-6 Astra (Medium)
Which is better for the money: DeepSeek V4 Flash 0420 (Max) by DeepSeek or GPT-6 Astra (Medium) 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-6 Astra (Medium) scores 25.4 points higher (49.6 vs 24.2) but costs 16× as much to run the benchmark ($2434 vs $149; flagship vs mid-range cost classes). They are not alternatives at one budget: pick GPT-6 Astra (Medium) 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-6 Astra (Medium) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 24.2 | 49.6 | +105.0% GPT-6 Astra (Medium) is 2.0× more intelligent |
| Total AA cost (lower is better) | $149.48 | $2,434.12 | +1528.4% GPT-6 Astra (Medium) is 16× more expensive |
| End-to-end time (lower is better) | 116.79s | 14.48s | −87.6% GPT-6 Astra (Medium) is 87.6% faster |
| Price per 1M tokens (in / out) | $0.11 / $0.23 | $10.0 / $50.0 | |
| Input modalities | Text | Text, Image |
GPT-6 Astra (Medium) vs DeepSeek V4 Flash 0420 (Max): 105.0% more intelligence, 1528.4% more cost to run the AA benchmark, and 87.6% 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-6 Astra (Medium) is off the frontier: at the same or lower cost, Claude Opus 5.5 (High, Default Fallback) scores 53.60 for $2172.
DeepSeek V4 Flash 0420 (Max)GPT-6 Astra (Medium)Today's Pareto frontierOpen-weights frontierEvery other model
Matchup
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