DeepSeek V4 Flash 0420 (Max) vs GPT-6.1 Terra (Max)
Which is better for the money: DeepSeek V4 Flash 0420 (Max) by DeepSeek or GPT-6.1 Terra (Max) 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 (Max) scores 23.9 points higher (48.1 vs 24.2) but costs 5.7× as much to run the benchmark ($909 vs $159; premium vs mid-range cost classes). They are not alternatives at one budget: pick GPT-6.1 Terra (Max) 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-6.1 Terra (Max) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 24.2 | 48.1 | +98.8% GPT-6.1 Terra (Max) is 98.8% more intelligent |
| Total AA cost (lower is better) | $159.30 | $909.01 | +470.6% GPT-6.1 Terra (Max) is 5.7× more expensive |
| End-to-end time (lower is better) | 99.17s | 83.46s | −15.8% GPT-6.1 Terra (Max) is 15.8% faster |
| Price per 1M tokens (in / out) | $0.11 / $0.23 | $1.00 / $5.00 | |
| Input modalities | Text | Text, Image |
GPT-6.1 Terra (Max) vs DeepSeek V4 Flash 0420 (Max): 98.8% more intelligence, 470.6% more cost to run the AA benchmark, and 15.8% 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, Claude Haiku 5.5 (Xhigh) scores 41.20 for $158.
- GPT-6.1 Terra (Max) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Xhigh) scores 51.00 for $662.
DeepSeek V4 Flash 0420 (Max)GPT-6.1 Terra (Max)Today's Pareto frontierOpen-weights frontierEvery other model
Matchup
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Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/deepseek-v4-flash-0420/gpt-6-1-terra · Markdown: /api/v1/compare/deepseek-v4-flash-0420/gpt-6-1-terra?format=md · llms.txt · agent skill