DeepSeek V4 Flash 0420 (High) vs GPT-6.1 Terra (Non-reasoning)
Which is better for the money: DeepSeek V4 Flash 0420 (High) by DeepSeek or GPT-6.1 Terra (Non-reasoning) 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 (Non-reasoning) scores 9.1 points higher (33.5 vs 24.4) but costs 1.1× as much to run the benchmark ($154 vs $144; both mid-range class). Pick GPT-6.1 Terra (Non-reasoning) when the extra intelligence is worth the premium, otherwise DeepSeek V4 Flash 0420 (High).
| Metric | DeepSeek V4 Flash 0420 (High) | GPT-6.1 Terra (Non-reasoning) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 24.4 | 33.5 | +37.3% GPT-6.1 Terra (Non-re… is 37.3% more intelligent |
| Total AA cost (lower is better) | $144.48 | $153.58 | +6.3% GPT-6.1 Terra (Non-re… is 6.3% more expensive |
| End-to-end time (lower is better) | Not reported | 6.61s | — 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 (Non-reasoning) vs DeepSeek V4 Flash 0420 (High): 37.3% more intelligence, 6.3% 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 (Non-reasoning) is off the frontier: at the same or lower cost, GPT-6 Luna (Max) scores 38.10 for $122.
DeepSeek V4 Flash 0420 (High)GPT-6.1 Terra (Non-reasoning)Today's Pareto frontierOpen-weights frontierEvery other model
Matchup
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