GLM-5.2 (Max) vs GPT-5.4 mini (Xhigh)
Which is better for the money: GLM-5.2 (Max) by Z AI or GPT-5.4 mini (Xhigh) by OpenAI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-24.
Trade-off
Verdict
Depends on your budget
GLM-5.2 (Max) scores 9.6 points higher (33.7 vs 24.1) but costs 1.4× as much to run the benchmark ($2097 vs $1524; flagship vs premium cost classes). Pick GLM-5.2 (Max) when the extra intelligence is worth the premium, otherwise GPT-5.4 mini (Xhigh).
| Metric | GLM-5.2 (Max) | GPT-5.4 mini (Xhigh) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 33.7 | 24.1 | −28.5% GPT-5.4 mini (Xhigh) is 28.5% less intelligent |
| Total AA cost (lower is better) | $2,097.29 | $1,524.02 | −27.3% GPT-5.4 mini (Xhigh) is 27.3% cheaper |
| End-to-end time (lower is better) | 30.10s | 115.72s | +284.5% GPT-5.4 mini (Xhigh) is 284.5% slower |
| Price per 1M tokens (in / out) | $1.40 / $4.40 | $0.75 / $4.50 | |
| Input modalities | Text | Text, Image |
GPT-5.4 mini (Xhigh) vs GLM-5.2 (Max): 28.5% less intelligence, 27.3% less cost to run the AA benchmark, and 284.5% slower end-to-end.
Today's Pareto frontier
Against the frontier
- GLM-5.2 (Max) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
- GPT-5.4 mini (Xhigh) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
GLM-5.2 (Max)GPT-5.4 mini (Xhigh)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/glm-5-2/gpt-5-4-mini · Markdown: /api/v1/compare/glm-5-2/gpt-5-4-mini?format=md · llms.txt · agent skill