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Gemini 2.5 Flash (Non-reasoning) vs Claude 4.5 Sonnet (Reasoning)
Google vs Anthropic — side-by-side benchmark comparison
| Gemini 2.5 Flash (Non-reasoning) | Claude 4.5 Sonnet (Reasoning) | |
|---|---|---|
| Intelligence Index | 20.6 | 43.0 |
| Coding Index | 17.8 | 38.6 |
| Math Index | 60.3 | 88.0 |
| Output speed (tok/s) | 214.5 | 55.0 |
| Blended price ($/1M) | $0.85 | $6.56 |
| Time to first token (s) | 0.51s | 7.02s |
| aime | 50.0% | — |
| aime 25 | 60.3% | 88.0% |
| artificial analysis coding index | 17.80 | 38.60 |
| artificial analysis intelligence index | 20.60 | 43.00 |
| artificial analysis math index | 60.30 | 88.00 |
| gpqa | 68.3% | 83.4% |
| hle | 5.1% | 17.3% |
| ifbench | 39.0% | 57.3% |
| lcr | 45.9% | 65.7% |
| livecodebench | 49.5% | 71.4% |
| math 500 | 93.2% | — |
| mmlu pro | 80.9% | 87.5% |
| scicode | 29.1% | 44.7% |
| tau2 | 14.9% | 78.1% |
| terminalbench hard | 12.1% | 35.6% |
Benchmark data from Artificial Analysis.