GPT-5.1 (high) vs GPT-5.2 (xhigh)
For product management work, compared on the PM Index.
- GPT-5.2 (xhigh) leads on the PM Index (52.8 vs 48.1).
- GPT-5.1 (high) is cheaper ($3.44 vs $4.81 per 1M tokens).
- GPT-5.1 (high) is faster (139 vs 78 tok/s).
| Metric | GPT-5.1 (high) | GPT-5.2 (xhigh) |
|---|---|---|
| PM Index | 48.1 | 52.8 |
| AA Intelligence | 47.7 | 51.3 |
| AA Coding | 44.7 | 48.7 |
| AA Agentic | 51.3 | 60.2 |
| Blended $/1M | $3.44 | $4.81 |
| Output tok/s | 139 | 78 |