GLM-5.1 (Reasoning) vs Grok 4.20 0309 (Reasoning)
For product management work, compared on the PM Index.
- GLM-5.1 (Reasoning) leads on the PM Index (53.7 vs 48.4).
- GLM-5.1 (Reasoning) is cheaper ($2.15 vs $3.00 per 1M tokens).
- Grok 4.20 0309 (Reasoning) is faster (197 vs 78 tok/s).
| Metric | GLM-5.1 (Reasoning) | Grok 4.20 0309 (Reasoning) |
|---|---|---|
| PM Index | 53.7 | 48.4 |
| AA Intelligence | 51.4 | 48.5 |
| AA Coding | 43.4 | 42.2 |
| AA Agentic | 67.1 | 50.9 |
| Blended $/1M | $2.15 | $3.00 |
| Output tok/s | 78 | 197 |