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Claude 4.5 Haiku (Non-reasoning) vs o3-mini
Anthropic vs OpenAI — side-by-side benchmark comparison
| Claude 4.5 Haiku (Non-reasoning) | o3-mini | |
|---|---|---|
| Intelligence Index | 31.0 | 25.9 |
| Coding Index | 29.6 | 17.9 |
| Math Index | 39.0 | — |
| Output speed (tok/s) | 105.8 | 188.5 |
| Blended price ($/1M) | $2.19 | $1.93 |
| Time to first token (s) | 0.65s | 6.08s |
| aime | — | 77.0% |
| aime 25 | 39.0% | — |
| artificial analysis coding index | 29.60 | 17.90 |
| artificial analysis intelligence index | 31.00 | 25.90 |
| artificial analysis math index | 39.00 | — |
| gpqa | 64.6% | 74.8% |
| hle | 4.3% | 8.7% |
| ifbench | 42.0% | — |
| lcr | 43.7% | — |
| livecodebench | 51.1% | 71.7% |
| math 500 | — | 97.3% |
| mmlu pro | 80.0% | 79.1% |
| scicode | 34.4% | 39.9% |
| tau2 | 32.5% | 28.7% |
| terminalbench hard | 27.3% | 6.8% |
Benchmark data from Artificial Analysis.