Gemini 3.6 Flash vs GPT-5.5
For product management work, compared on the PM Index.
- GPT-5.5 leads on the PM Index (54.8 vs 49.7).
- Gemini 3.6 Flash is cheaper ($3.00 vs $11.25 per 1M tokens).
- Gemini 3.6 Flash is faster (280 vs 71 tok/s).
| Metric | Gemini 3.6 Flash | GPT-5.5 |
|---|---|---|
| PM Index | 49.7 | 54.8 |
| AA Intelligence | 50.1 | 54.8 |
| AA Coding | 69.2 | 74.9 |
| AA Agentic | 38.7 | 44.9 |
| Blended $/1M | $3.00 | $11.25 |
| Output tok/s | 280 | 71 |