SWE-bench Verified
500 manually validated GitHub issues from popular Python repos. Models must produce a patch that passes the hidden test suite. The current standard for "real software engineering" capability.
Best results
Frontier over time
All results
| # | Model | Score | Conditions | Eval date | Source | Flags |
|---|---|---|---|---|---|---|
| 1 | Claude Opus 4.7 | 87.6% | CoT | Apr 16, 2026 | self reported | primary |
| 2 | Claude Opus 4.5 | 80.9% | — | Nov 24, 2025 | self reported | primary |
| 3 | Claude Opus 4.6 | 80.8% | — | Feb 5, 2026 | self reported | primary |
| 4 | Gemini 3.1 Pro | 80.6% | CoT | Feb 19, 2026 | self reported | primary |
| 5 | MiniMax M2.5 | 80.2% | 0-shot · CoT · agentic, avg@4 | Feb 12, 2026 | self reported | primary |
| 6 | Kimi K2.6 | 80.2% | CoT | Apr 20, 2026 | self reported | primary |
| 7 | GPT 5.2 Thinking | 80.0% | CoT | Dec 11, 2025 | self reported | primary |
| 8 | Claude Sonnet 4.6 | 79.6% | — | Feb 17, 2026 | self reported | primary |
| 9 | Gemini 3 Flash | 78.0% | CoT | Dec 17, 2025 | self reported | primary |
| 10 | Gemini 3 Flash (Thinking) | 78.0% | — | Dec 17, 2025 | self reported | primary |
| 11 | GLM 5 | 77.8% | CoT | Feb 12, 2026 | self reported | primary |
| 12 | Mistral Medium 3.5 | 77.6% | — | Apr 27, 2026 | self reported | primary |
| 13 | Muse Spark | 77.4% | CoT | Apr 8, 2026 | self reported | primary |
| 14 | Claude Sonnet 4.5 | 77.2% | CoT | Sep 29, 2025 | self reported | primary |
| 15 | Kimi K2.5 | 76.8% | CoT | Jan 27, 2026 | self reported | primary |
| 16 | Gemini 3 Pro | 76.2% | CoT | Nov 18, 2025 | self reported | primary |
| 17 | GPT 5.1 | 74.9% | 0-shot · CoT | Nov 13, 2025 | self reported | primary |
| 18 | GPT 5 (Thinking) | 74.9% | — | Aug 7, 2025 | self reported | primary |
| 19 | Opus 4.1 Thinking | 74.5% | CoT | Aug 5, 2025 | self reported | primary |
| 20 | Claude Haiku 4.5 | 73.3% | 0-shot · CoT | Oct 15, 2025 | self reported | primary |
| 21 | Claude Haiku 4.5 | 73.3% | — | Oct 15, 2025 | self reported | primary |
| 22 | Deepseek 3.2 | 73.1% | — | Dec 1, 2025 | paper | primary verified |
| 23 | Claude Sonnet 4 | 72.7% | — | May 22, 2025 | self reported | primary |
| 24 | Qwen 3.5 27B | 72.4% | — | Feb 24, 2026 | third party | primary verified |
| 25 | Devstral 2 | 72.2% | 0-shot | Dec 9, 2025 | self reported | primary |
| 26 | Qwen 3.5 122B A10B | 72.0% | — | Feb 24, 2026 | third party | primary verified |
| 27 | Grok Code Fast 1 | 70.8% | CoT | Jul 9, 2025 | self reported | primary |
| 28 | Qwen 3.5 35B A3B | 69.2% | — | Feb 24, 2026 | third party | primary verified |
| 29 | o3 | 69.1% | — | Apr 16, 2025 | self reported | primary |
| 30 | o4 mini | 68.1% | — | Apr 16, 2025 | self reported | primary |
| 31 | GLM 4.6 | 68.0% | CoT | Sep 30, 2025 | self reported | primary |
| 32 | DeepSeek V3.2 Exp | 67.8% | CoT | Sep 29, 2025 | self reported | primary |
| 33 | Qwen3 Coder | 67.0% | — | Jul 22, 2025 | self reported | primary |
| 34 | Kimi K2 Instruct | 65.8% | — | Jul 20, 2025 | paper | primary |
| 35 | Gemini 2.5 Pro | 63.8% | CoT | Mar 25, 2025 | self reported | primary |
| 36 | Claude Sonnet 3.7 (Thinking) | 62.3% | — | Feb 24, 2025 | self reported | primary |
| 37 | Claude Sonnet 3.7 | 62.3% | — | Feb 24, 2025 | self reported | primary |
| 38 | Gemini 2.5 Flash (Thinking) | 60.4% | — | Dec 17, 2025 | self reported | primary |
| 39 | Gemini 2.5 Pro (Thinking) | 59.6% | — | Dec 17, 2025 | self reported | primary |
| 40 | GPT 5.4 | 57.7% | — | Mar 5, 2026 | self reported | primary |
| 41 | GPT 5.3 Codex | 56.8% | — | Mar 5, 2026 | self reported | primary |
| 42 | GPT 4.1 | 55.0% | — | Apr 14, 2025 | self reported | primary |
| 43 | GPT 5 | 52.8% | — | Aug 7, 2025 | self reported | primary |
| 44 | DeepSeek-R1 | 49.2% | CoT | Jan 21, 2025 | paper | primary |
| 45 | o1 | 48.9% | — | Apr 16, 2025 | self reported | primary |
| 46 | Nova Premier | 42.4% | — | Apr 30, 2025 | self reported | primary |
| 47 | DeepSeek V3 | 42.0% | — | Dec 26, 2024 | paper | primary |
| 48 | Claude Haiku 3.5 | 40.6% | — | Oct 22, 2024 | self reported | primary |
| 49 | Gemini 2.5 Flash-Lite | 31.6% | — | Sep 26, 2025 | self reported | primary |
