GLM-5.1 (Reasoning) vs GPT-5.2 (xhigh)
For product management work, compared on the PM Index.
- GLM-5.1 (Reasoning) leads on the PM Index (53.7 vs 52.8).
- GLM-5.1 (Reasoning) is cheaper ($2.15 vs $4.81 per 1M tokens).
- GLM-5.1 (Reasoning) is faster (78 vs 78 tok/s).
| Metric | GLM-5.1 (Reasoning) | GPT-5.2 (xhigh) |
|---|---|---|
| PM Index | 53.7 | 52.8 |
| AA Intelligence | 51.4 | 51.3 |
| AA Coding | 43.4 | 48.7 |
| AA Agentic | 67.1 | 60.2 |
| Blended $/1M | $2.15 | $4.81 |
| Output tok/s | 78 | 78 |