GPT-5.6 Sol vs GPT-5.6 Terra
For product management work, compared on the PM Index.
- GPT-5.6 Sol leads on the PM Index (59.8 vs 55.7).
- GPT-5.6 Terra is cheaper ($5.63 vs $11.25 per 1M tokens).
- GPT-5.6 Terra is faster (144 vs 78 tok/s).
| Metric | GPT-5.6 Sol | GPT-5.6 Terra |
|---|---|---|
| PM Index | 59.8 | 55.7 |
| AA Intelligence | 58.9 | 55.0 |
| AA Coding | 77.4 | 76.7 |
| AA Agentic | 54.0 | 47.4 |
| Blended $/1M | $11.25 | $5.63 |
| Output tok/s | 78 | 144 |