DeepSeek V4 Pro 0813 (Non-reasoning) vs GLM-5.1 (Reasoning)
Which is better for the money: DeepSeek V4 Pro 0813 (Non-reasoning) 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.
Trade-off
Verdict
Depends on your budget
GLM-5.1 (Reasoning) scores 5.7 points higher (26.1 vs 20.4) but costs 3.3× as much to run the benchmark ($1487 vs $451; premium vs mid-range cost classes). They are not alternatives at one budget: pick GLM-5.1 (Reasoning) when you need intelligence above 20.4, and DeepSeek V4 Pro 0813 (Non-reasoning) when 20.4 is enough.
| Metric | DeepSeek V4 Pro 0813 (Non-reasoning) | GLM-5.1 (Reasoning) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 20.4 | 26.1 | +27.9% GLM-5.1 (Reasoning) is 27.9% more intelligent |
| Total AA cost (lower is better) | $450.76 | $1,486.78 | +229.8% GLM-5.1 (Reasoning) is 3.3× more expensive |
| End-to-end time (lower is better) | 6.84s | 60.76s | +788.3% GLM-5.1 (Reasoning) is 788.3% slower |
| Price per 1M tokens (in / out) | $1.32 / $3.96 | $1.28 / $4.07 | |
| Input modalities | Text | Text |
GLM-5.1 (Reasoning) vs DeepSeek V4 Pro 0813 (Non-reasoning): 27.9% more intelligence, 229.8% more cost to run the AA benchmark, and 788.3% slower end-to-end.
Today's Pareto frontier
Against the frontier
- DeepSeek V4 Pro 0813 (Non-reasoning) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Medium) scores 47.80 for $361.
- 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 Pro 0813 (Non-reasoning)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-pro-non-reasoning/glm-5-1 · Markdown: /api/v1/compare/deepseek-v4-pro-non-reasoning/glm-5-1?format=md · llms.txt · agent skill