Calibration
SWE-bench Pro → Vals LiveCodeBench
Vals LiveCodeBench is estimated from SWE-bench Pro with a Hill curve fitted on 32 models measured on both: y = 0.0000 + (0.8931 − 0.0000)·x^6.00 / (0.36733^6.00 + x^6.00), R² = 0.40, cross-validated error 4.7 pp. It is used for 25 estimates.
| Estimated model | SWE-bench Pro | Vals LiveCodeBench | Source |
|---|---|---|---|
| Atria Dawn Preview | 59.6% | 84.7% | estimated ± 4.7 pp, medium confidence |
| Claude Mythos 5 | 80.3% | 88.5% | estimated ± 4.7 pp, medium confidence |
| Claude Opus 4.5 | 57.1% | 83.4% | estimated ± 4.7 pp, medium confidence |
| Claude Opus 4.7 (Adaptive) | 64.3% | 86.3% | estimated ± 4.7 pp, medium confidence |
| dots3-note Preview | 61.0% | 85.2% | estimated ± 4.7 pp, medium confidence |
| GPT-5.2 | 55.6% | 82.5% | estimated ± 4.7 pp, medium confidence |
| Hy4 preview | 65.7% | 86.7% | estimated ± 4.7 pp, medium confidence |
| Laguna S 2.1 | 59.4% | 84.6% | estimated ± 4.7 pp, medium confidence |
| Laguna XS 2.1 | 47.6% | 73.7% | estimated ± 4.7 pp, medium confidence |
| LLaDA2.2-flash | 30.1% | 20.8% | estimated ± 4.7 pp, low confidence |
| LongCat-Flash-Lite-Sparse | 40.6% | 57.8% | estimated ± 4.7 pp, low confidence |
| MAI-Thinking-1 | 52.8% | 80.2% | estimated ± 4.7 pp, medium confidence |
| Muse Spark | 52.4% | 79.8% | estimated ± 4.7 pp, medium confidence |
| Ornith-1.0-35B | 50.4% | 77.7% | estimated ± 4.7 pp, medium confidence |
| Ornith-1.0-397B | 62.2% | 85.7% | estimated ± 4.7 pp, medium confidence |
| Ornith-1.0-9B | 42.9% | 64.1% | estimated ± 4.7 pp, low confidence |
| Ornith-1.5-35B-A3B | 59.6% | 84.7% | estimated ± 4.7 pp, medium confidence |
| Ornith-1.5-397B | 65.1% | 86.5% | estimated ± 4.7 pp, medium confidence |
| Ornith-1.5-9B | 47.5% | 73.6% | estimated ± 4.7 pp, medium confidence |
| Qwen3.5 397B | 50.9% | 78.3% | estimated ± 4.7 pp, medium confidence |
| Qwen3.6-27B | 53.5% | 80.8% | estimated ± 4.7 pp, medium confidence |
| Qwen3.6-35B-A3B | 49.5% | 76.5% | estimated ± 4.7 pp, medium confidence |
| Qwen3.8-Flash-Next | 62.5% | 85.8% | estimated ± 4.7 pp, medium confidence |
| Qwen3.8-Omni-Flash | 63.3% | 86.0% | estimated ± 4.7 pp, medium confidence |
| Step 3.7 Flash | 56.3% | 82.9% | estimated ± 4.7 pp, medium confidence |