DeepSeek V4 Flash Vision (Max) vs GLM-5.1 (Reasoning)
Which is better for the money: DeepSeek V4 Flash Vision (Max) by DeepSeek or GLM-5.1 (Reasoning) by Z AI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-25.
Clear winner
Verdict
Pick DeepSeek V4 Flash Vision (Max)
GLM-5.1 (Reasoning) vs DeepSeek V4 Flash Vision (Max): 25.0% less intelligence, 37.5% more cost to run the AA benchmark, and 295.8% slower end-to-end.
| Metric | DeepSeek V4 Flash Vision (Max) | GLM-5.1 (Reasoning) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 34.8 | 26.1 | −25.0% GLM-5.1 (Reasoning) is 25.0% less intelligent |
| Total AA cost (lower is better) | $1,081.42 | $1,486.78 | +37.5% GLM-5.1 (Reasoning) is 37.5% more expensive |
| End-to-end time (lower is better) | 15.35s | 60.76s | +295.8% GLM-5.1 (Reasoning) is 295.8% slower |
| Price per 1M tokens (in / out) | $0.44 / $1.32 | $1.28 / $4.07 | |
| Input modalities | Text, Image | Text |
Today's Pareto frontier
Against the frontier
- DeepSeek V4 Flash Vision (Max) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Xhigh) scores 51.00 for $662.
- GLM-5.1 (Reasoning) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
DeepSeek V4 Flash Vision (Max)GLM-5.1 (Reasoning)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-vision/glm-5-1 · Markdown: /api/v1/compare/deepseek-v4-flash-vision/glm-5-1?format=md · llms.txt · agent skill