DeepSeek V4 Flash 0420 (Max) vs Grok 4.6 (Medium)
Which is better for the money: DeepSeek V4 Flash 0420 (Max) by DeepSeek or Grok 4.6 (Medium) by SpaceXAI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-25.
Trade-off
Verdict
Depends on your budget
Grok 4.6 (Medium) scores 18.6 points higher (42.8 vs 24.2) but costs 10× as much to run the benchmark ($1557 vs $149; premium vs mid-range cost classes). They are not alternatives at one budget: pick Grok 4.6 (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) | Grok 4.6 (Medium) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 24.2 | 42.8 | +76.9% Grok 4.6 (Medium) is 76.9% more intelligent |
| Total AA cost (lower is better) | $149.48 | $1,557.04 | +941.6% Grok 4.6 (Medium) is 10× more expensive |
| End-to-end time (lower is better) | 100.76s | 33.09s | −67.2% Grok 4.6 (Medium) is 67.2% faster |
| Price per 1M tokens (in / out) | $0.11 / $0.23 | $2.00 / $6.00 | |
| Input modalities | Text | Text, Image |
Grok 4.6 (Medium) vs DeepSeek V4 Flash 0420 (Max): 76.9% more intelligence, 941.6% more cost to run the AA benchmark, and 67.2% 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.
- Grok 4.6 (Medium) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
DeepSeek V4 Flash 0420 (Max)Grok 4.6 (Medium)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/grok-4-6-medium · Markdown: /api/v1/compare/deepseek-v4-flash-0420/grok-4-6-medium?format=md · llms.txt · agent skill