Claude Opus 5 vs Gemini 3.5 Flash
For product management work, compared on the PM Index.
- Claude Opus 5 leads on the PM Index (61.4 vs 49.6).
- Gemini 3.5 Flash is cheaper ($3.38 vs $10.00 per 1M tokens).
- Gemini 3.5 Flash is faster (183 vs 56 tok/s).
| Metric | Claude Opus 5 | Gemini 3.5 Flash |
|---|---|---|
| PM Index | 61.4 | 49.6 |
| AA Intelligence | 60.7 | 50.2 |
| AA Coding | 78.0 | 70.1 |
| AA Agentic | 55.3 | 37.4 |
| Blended $/1M | $10.00 | $3.38 |
| Output tok/s | 56 | 183 |