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Olmo 3.1 32B Instruct vs GPT-5 nano (medium)
Allen Institute for AI vs OpenAI — side-by-side benchmark comparison
| Olmo 3.1 32B Instruct | GPT-5 nano (medium) | |
|---|---|---|
| Intelligence Index | 12.2 | 25.9 |
| Coding Index | 5.6 | 22.9 |
| Math Index | — | 78.3 |
| Output speed (tok/s) | 0.0 | 171.9 |
| Blended price ($/1M) | $0.00 | $0.14 |
| Time to first token (s) | 0.00s | 43.05s |
| aime | — | — |
| aime 25 | — | 78.3% |
| artificial analysis coding index | 5.60 | 22.90 |
| artificial analysis intelligence index | 12.20 | 25.90 |
| artificial analysis math index | — | 78.30 |
| gpqa | 53.9% | 67.0% |
| hle | 4.9% | 7.6% |
| ifbench | 39.2% | 65.9% |
| lcr | 0.0% | 40.0% |
| livecodebench | — | 76.3% |
| math 500 | — | — |
| mmlu pro | — | 77.2% |
| scicode | 16.7% | 33.8% |
| tau2 | 21.3% | 30.4% |
| terminalbench hard | 0.0% | 17.4% |
Benchmark data from Artificial Analysis.