Calibration
SWE-bench Verified → SWE-Rebench
SWE-Rebench is estimated from SWE-bench Verified with a offset logistic curve fitted on 8 models measured on both: y = 0.5703 + (0.6177 − 0.5703) / (1 + exp(−200.00·(x − 0.7686))), R² = 0.44, cross-validated error 3.6 pp. It is used for 69 estimates.
| Estimated model | SWE-bench Verified | SWE-Rebench | Source |
|---|---|---|---|
| Apodex 1.1 | 77.7% | 61.0% | estimated ± 3.6 pp, medium confidence |
| BTL-4 | 78.4% | 61.6% | estimated ± 3.6 pp, medium confidence |
| Claude 3.5 Sonnet | 49.0% | 57.0% | estimated ± 3.6 pp, low confidence |
| Claude 4.1 Opus | 74.5% | 57.1% | estimated ± 3.6 pp, medium confidence |
| Claude 4 Sonnet | 72.7% | 57.0% | estimated ± 3.6 pp, medium confidence |
| Claude Fable 5 | 95.0% | 61.8% | estimated ± 3.6 pp, low confidence |
| Claude Haiku 4.5 | 73.3% | 57.0% | estimated ± 3.6 pp, medium confidence |
| Claude Mythos 5 | 95.5% | 61.8% | estimated ± 3.6 pp, low confidence |
| Claude Opus 4.5 | 80.9% | 61.8% | estimated ± 3.6 pp, medium confidence |
| Claude Opus 4.7 (Adaptive) | 87.6% | 61.8% | estimated ± 3.6 pp, low confidence |
| Claude Opus 4.8 | 88.6% | 61.8% | estimated ± 3.6 pp, low confidence |
| Claude Opus 5 | 96.0% | 61.8% | estimated ± 3.6 pp, low confidence |
| Claude Sonnet 4.5 | 77.2% | 60.2% | estimated ± 3.6 pp, medium confidence |
| Claude Sonnet 5 | 85.2% | 61.8% | estimated ± 3.6 pp, low confidence |
| DeepSeek V3 | 42.0% | 57.0% | estimated ± 3.6 pp, low confidence |
| DeepSeek V4 Flash 0731 | 79.0% | 61.7% | estimated ± 3.6 pp, medium confidence |
| DeepSeek V4 Pro 0813 | 80.6% | 61.8% | estimated ± 3.6 pp, medium confidence |
| dots3-note Preview | 78.4% | 61.6% | estimated ± 3.6 pp, medium confidence |
| Ember-1 | 92.2% | 61.8% | estimated ± 3.6 pp, low confidence |
| Gemini 2.5 Pro | 63.8% | 57.0% | estimated ± 3.6 pp, low confidence |
| GPT-4.1 | 54.6% | 57.0% | estimated ± 3.6 pp, low confidence |
| GPT-4.1 mini | 23.6% | 57.0% | estimated ± 3.6 pp, low confidence |
| GPT-5.2 | 80.0% | 61.8% | estimated ± 3.6 pp, medium confidence |
| Granite 4.2 30B | 57.0% | 57.0% | estimated ± 3.6 pp, low confidence |
| Granite 4.2 8B | 47.7% | 57.0% | estimated ± 3.6 pp, low confidence |
| Grok 4.20 | 76.7% | 59.0% | estimated ± 3.6 pp, medium confidence |
| Grok Code Fast 1 | 70.8% | 57.0% | estimated ± 3.6 pp, medium confidence |
| Hy3 Preview | 74.4% | 57.1% | estimated ± 3.6 pp, medium confidence |
| Inkling | 77.6% | 60.9% | estimated ± 3.6 pp, medium confidence |
| Inkling-Small | 80.2% | 61.8% | estimated ± 3.6 pp, medium confidence |
| K-EXAONE 2.0 | 68.2% | 57.0% | estimated ± 3.6 pp, low confidence |
| Kimi K2.6 | 80.2% | 61.8% | estimated ± 3.6 pp, medium confidence |
| Kimi K2.5 (Reasoning) | 76.8% | 59.3% | estimated ± 3.6 pp, medium confidence |
| Laguna M.1 | 74.6% | 57.1% | estimated ± 3.6 pp, medium confidence |
| Laguna XS.2 | 69.9% | 57.0% | estimated ± 3.6 pp, medium confidence |
| Laguna XS 2.1 | 70.9% | 57.0% | estimated ± 3.6 pp, medium confidence |
| LLaDA2.2-flash | 49.3% | 57.0% | estimated ± 3.6 pp, low confidence |
| LongCat-Flash-Lite-Sparse | 68.2% | 57.0% | estimated ± 3.6 pp, low confidence |
| MAI-Code-1.1-Flash | 72.6% | 57.0% | estimated ± 3.6 pp, medium confidence |
| MAI-Thinking-1 | 73.5% | 57.0% | estimated ± 3.6 pp, medium confidence |
| MiMo-V2-Flash | 73.4% | 57.0% | estimated ± 3.6 pp, medium confidence |
| MiMo-V2-Omni | 74.8% | 57.1% | estimated ± 3.6 pp, medium confidence |
| MiMo-V2-Pro | 78.0% | 61.3% | estimated ± 3.6 pp, medium confidence |
| MiniCPM5-2B | 46.4% | 57.0% | estimated ± 3.6 pp, low confidence |
| MiniMax M3 | 80.5% | 61.8% | estimated ± 3.6 pp, medium confidence |
| Mistral Medium 3.5 128B | 77.6% | 60.9% | estimated ± 3.6 pp, medium confidence |
| Muse Glimmer 30B | 76.0% | 57.8% | estimated ± 3.6 pp, medium confidence |
| Muse Spark | 77.4% | 60.6% | estimated ± 3.6 pp, medium confidence |
| Nemotron 3.5 Lightning 30B A3B NVFP4 | 52.8% | 57.0% | estimated ± 3.6 pp, low confidence |
| Nemotron 3 Ultra | 71.9% | 57.0% | estimated ± 3.6 pp, medium confidence |
| o3-mini | 49.3% | 57.0% | estimated ± 3.6 pp, low confidence |
| Ornith-1.0-35B | 75.6% | 57.4% | estimated ± 3.6 pp, medium confidence |
| Ornith-1.0-397B | 82.4% | 61.8% | estimated ± 3.6 pp, medium confidence |
| Ornith-1.0-9B | 69.4% | 57.0% | estimated ± 3.6 pp, medium confidence |
| Ornith-1.5-35B-A3B | 79.0% | 61.7% | estimated ± 3.6 pp, medium confidence |
| Ornith-1.5-397B | 86.0% | 61.8% | estimated ± 3.6 pp, low confidence |
| Ornith-1.5-9B | 70.6% | 57.0% | estimated ± 3.6 pp, medium confidence |
| Qwen3.5-122B-A10B | 72.0% | 57.0% | estimated ± 3.6 pp, medium confidence |
| Qwen3.5 397B | 76.2% | 58.0% | estimated ± 3.6 pp, medium confidence |
| Qwen3.6-27B | 77.2% | 60.2% | estimated ± 3.6 pp, medium confidence |
| Qwen3.6-35B-A3B | 73.4% | 57.0% | estimated ± 3.6 pp, medium confidence |
| Qwen3.6 Plus | 78.8% | 61.7% | estimated ± 3.6 pp, medium confidence |
| Qwen3.7 Max | 80.4% | 61.8% | estimated ± 3.6 pp, medium confidence |
| Qwen3.7 Plus | 77.7% | 61.0% | estimated ± 3.6 pp, medium confidence |
| Beam | 80.9% | 61.8% | estimated ± 3.6 pp, medium confidence |
| Solar Open 2 | 70.4% | 57.0% | estimated ± 3.6 pp, medium confidence |
| Solar Pro 4 | 70.6% | 57.0% | estimated ± 3.6 pp, medium confidence |
| Ternary Bonsai 2 27B | 60.8% | 57.0% | estimated ± 3.6 pp, low confidence |
| ZAYA1-74B-Preview | 53.2% | 57.0% | estimated ± 3.6 pp, low confidence |