Google: Gemini 3.5 Flash wins on more metrics (8 of 9), but the right pick depends on what you optimize for — see the breakdown below.
| Metric | Anthropic: Claude Opus 4.5 | Google: Gemini 3.5 Flash |
|---|---|---|
| Intelligence Index | 43.1 | 43.3✓ |
| Coding Index | 42.9 | 47.1✓ |
| GPQA Diamond | 81% | 83%✓ |
| Design Arena Elo | 1297 | 1328✓ |
| Speed (tokens/sec) | 44 | 174✓ |
| Latency | 735ms✓ | 1.6s |
| Input price /M | $5.00 | $1.50✓ |
| Output price /M | $25.00 | $9.00✓ |
| Context window | 200K | 1.0M✓ |
| Capabilities | ReasoningToolsJSONVision | ReasoningToolsJSONVisionAudio |