GPT-5.1 vs Grok Build 0.1 0616
For product management work, compared on the PM Index.
- GPT-5.1 leads on the PM Index (38.9 vs 38.6).
- Grok Build 0.1 0616 is cheaper ($1.25 vs $3.44 per 1M tokens).
- Grok Build 0.1 0616 is faster (99 vs 93 tok/s).
| Metric | GPT-5.1 | Grok Build 0.1 0616 |
|---|---|---|
| PM Index | 38.9 | 38.6 |
| AA Intelligence | 38.9 | 39.8 |
| AA Coding | — | 51.5 |
| AA Agentic | — | 28.0 |
| Blended $/1M | $3.44 | $1.25 |
| Output tok/s | 93 | 99 |