DeepSeek V4 Flash 0420 (High) vs GPT-6.1 Terra (High)
Which is better for the money: DeepSeek V4 Flash 0420 (High) by DeepSeek or GPT-6.1 Terra (High) by OpenAI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-27.
Trade-off
Verdict
Depends on your budget
GPT-6.1 Terra (High) scores 19.5 points higher (43.9 vs 24.4) but costs 1.7× as much to run the benchmark ($239 vs $144; both mid-range class). Pick GPT-6.1 Terra (High) when the extra intelligence is worth the premium, otherwise DeepSeek V4 Flash 0420 (High).
| Metric | DeepSeek V4 Flash 0420 (High) | GPT-6.1 Terra (High) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 24.4 | 43.9 | +79.9% GPT-6.1 Terra (High) is 79.9% more intelligent |
| Total AA cost (lower is better) | $144.48 | $238.53 | +65.1% GPT-6.1 Terra (High) is 65.1% more expensive |
| End-to-end time (lower is better) | Not reported | 11.16s | — not comparable |
| Price per 1M tokens (in / out) | $0.11 / $0.23 | $1.00 / $5.00 | |
| Input modalities | Text | Text, Image |
GPT-6.1 Terra (High) vs DeepSeek V4 Flash 0420 (High): 79.9% more intelligence, 65.1% more cost to run the AA benchmark, and end-to-end time not fully reported.
Today's Pareto frontier
Against the frontier
- DeepSeek V4 Flash 0420 (High) is off the frontier: at the same or lower cost, GPT-6 Luna (Max) scores 38.10 for $122.
- GPT-6.1 Terra (High) is off the frontier: at the same or lower cost, MiMo-V2.6-Pro scores 46.30 for $207.
DeepSeek V4 Flash 0420 (High)GPT-6.1 Terra (High)Today's Pareto frontierOpen-weights frontierEvery other model
Matchup
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