GLM-5.2 (Max) vs GPT-6.1 Terra (Non-reasoning)
Which is better for the money: GLM-5.2 (Max) by Z AI or GPT-6.1 Terra (Non-reasoning) by OpenAI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-27.
Trade-off
Verdict
Depends on your budget
GLM-5.2 (Max) scores 0.2 points higher (33.7 vs 33.5) but costs 12× as much to run the benchmark ($1896 vs $154; premium vs mid-range cost classes). They are not alternatives at one budget: pick GLM-5.2 (Max) when you need intelligence above 33.5, and GPT-6.1 Terra (Non-reasoning) when 33.5 is enough.
| Metric | GLM-5.2 (Max) | GPT-6.1 Terra (Non-reasoning) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 33.7 | 33.5 | −0.6% GPT-6.1 Terra (Non-re… is 0.6% less intelligent |
| Total AA cost (lower is better) | $1,896.44 | $153.58 | −91.9% GPT-6.1 Terra (Non-re… is 91.9% cheaper |
| End-to-end time (lower is better) | 28.31s | 6.61s | −76.7% GPT-6.1 Terra (Non-re… is 76.7% faster |
| Price per 1M tokens (in / out) | $1.40 / $4.40 | $1.00 / $5.00 | |
| Input modalities | Text | Text, Image |
GPT-6.1 Terra (Non-reasoning) vs GLM-5.2 (Max): 0.6% less intelligence, 91.9% less cost to run the AA benchmark, and 76.7% faster 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-6.1 Terra (Non-reasoning) is off the frontier: at the same or lower cost, GPT-6 Luna (Max) scores 38.10 for $122.
GLM-5.2 (Max)GPT-6.1 Terra (Non-reasoning)Today's Pareto frontierOpen-weights frontierEvery other model
Matchup
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