DeepSeek V4.1 Flash (Max) vs Grok 4.5 (High)
Which is better for the money: DeepSeek V4.1 Flash (Max) by DeepSeek or Grok 4.5 (High) by SpaceXAI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-25.
Clear winner
Verdict
Pick DeepSeek V4.1 Flash (Max)
Grok 4.5 (High) vs DeepSeek V4.1 Flash (Max): 1.8% less intelligence, 85.1% more cost to run the AA benchmark, and 28.3% slower end-to-end.
| Metric | DeepSeek V4.1 Flash (Max) | Grok 4.5 (High) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 39.5 | 38.8 | −1.8% Grok 4.5 (High) is 1.8% less intelligent |
| Total AA cost (lower is better) | $671.96 | $1,243.85 | +85.1% Grok 4.5 (High) is 85.1% more expensive |
| End-to-end time (lower is better) | 15.00s | 19.24s | +28.3% Grok 4.5 (High) is 28.3% slower |
| Price per 1M tokens (in / out) | $0.29 / $1.20 | $2.00 / $6.00 | |
| Input modalities | Text, Image | Text, Image |
Today's Pareto frontier
Against the frontier
- DeepSeek V4.1 Flash (Max) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Xhigh) scores 51.00 for $662.
- Grok 4.5 (High) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
DeepSeek V4.1 Flash (Max)Grok 4.5 (High)Today's Pareto frontierOpen-weights frontierEvery other model
Matchup
Compare something else
Agents:
Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/deepseek-v4-1-flash/grok-4-5 · Markdown: /api/v1/compare/deepseek-v4-1-flash/grok-4-5?format=md · llms.txt · agent skill