GPT-5.2 vs Muse Spark
For product management work, compared on the PM Index.
- Muse Spark leads on the PM Index (47.3 vs 46.5).
| Metric | GPT-5.2 | Muse Spark |
|---|---|---|
| PM Index | 46.5 | 47.3 |
| AA Intelligence | 42.2 | 43.1 |
| AA Coding | 48.7 | 47.5 |
| AA Agentic | 60.2 | 62.0 |
| Blended $/1M | $4.81 | — |
| Output tok/s | 77 | — |