GLM-5.2 vs GPT-5.6 Terra
For product management work, compared on the PM Index.
- GPT-5.6 Terra leads on the PM Index (55.7 vs 51.3).
- GLM-5.2 is cheaper ($2.15 vs $5.63 per 1M tokens).
- GLM-5.2 is faster (191 vs 144 tok/s).
| Metric | GLM-5.2 | GPT-5.6 Terra |
|---|---|---|
| PM Index | 51.3 | 55.7 |
| AA Intelligence | 51.1 | 55.0 |
| AA Coding | 68.8 | 76.7 |
| AA Agentic | 43.1 | 47.4 |
| Blended $/1M | $2.15 | $5.63 |
| Output tok/s | 191 | 144 |