1 Claude Opus 4.5 Closed Anthropic · Claude 76.8% Official board reasoning_effort high leader 17 Feb 2026 swebench.com T2 History 2 MiniMax M2.5 Open weights MiniMax · MiniMax 75.8% Official board reasoning_effort high Partially comparable -1.00 pt 17 Feb 2026 swebench.com T2 History 2 gemini-3-flash Closed Google · Gemini 3 75.8% Official board reasoning_effort high Partially comparable -1.00 pt 17 Feb 2026 swebench.com T2 History 4 Claude Opus 4.6 Closed Anthropic · Claude 75.6% Official board group defaults Partially comparable -1.20 pt 17 Feb 2026 swebench.com T2 History 5 Gemini 3 Pro Preview Google · Gemini 3 74.2% Official board group defaults Partially comparable -2.60 pt 18 Nov 2025 swebench.com T2 History 6 GLM 5 Open weights Z.ai (Zhipu AI) · GLM5 72.8% Official board reasoning_effort high Partially comparable -4.00 pt 17 Feb 2026 swebench.com T2 History 6 GPT-5.2-Codex Closed OpenAI · GPT 5.2 72.8% Official board group defaults Partially comparable -4.00 pt 19 Feb 2026 swebench.com T2 History 6 ▼4 gpt-5.2 Closed OpenAI · GPT 5.2 72.8% Official board reasoning_effort high Partially comparable -4.00 pt 17 Feb 2026 swebench.com T2 History 9 ▼6 Claude 4.5 Sonnet Anthropic · Claude 4.5 71.4% Official board reasoning_effort high Partially comparable -5.40 pt 17 Feb 2026 swebench.com T2 History 10 Kimi K2.5 Open weights Moonshot AI · Kimi 70.8% Official board reasoning_effort high Partially comparable -6.00 pt 17 Feb 2026 swebench.com T2 History 11 DeepSeek V3.2 Open weights DeepSeek · DeepSeek-V3 70% Official board reasoning_effort high Partially comparable -6.80 pt 17 Feb 2026 swebench.com T2 History 12 gemini-3-pro Closed Google · Gemini 3 69.6% Official board reasoning_effort high Partially comparable -7.20 pt 26 Feb 2026 swebench.com T2 History 13 claude-4-opus Closed Anthropic · Claude 4 67.6% Official board group defaults Partially comparable -9.20 pt 2 Aug 2025 swebench.com T2 History 14 Claude 4.5 Haiku Anthropic · Claude 4.5 66.6% Official board reasoning_effort high Partially comparable -10.2 pt 17 Feb 2026 swebench.com T2 History 15 GPT-5.1-Codex Closed OpenAI · GPT 5.1 66% Official board reasoning_effort medium Partially comparable -10.8 pt 24 Nov 2025 swebench.com T2 History 15 gpt-5.1 Closed OpenAI · GPT 5.1 66% Official board reasoning_effort medium Partially comparable -10.8 pt 20 Nov 2025 swebench.com T2 History 17 gpt-5 Closed OpenAI · GPT 5 65% Official board reasoning_effort medium Partially comparable -11.8 pt 7 Aug 2025 swebench.com T2 History 18 Claude 4 Sonnet Anthropic · Claude 4 64.9% Official board group defaults Partially comparable -11.9 pt 26 Jul 2025 swebench.com T2 History 19 Kimi K2 Thinking Open weights Moonshot AI · Kimi 63.4% Official board group defaults Partially comparable -13.4 pt 10 Dec 2025 swebench.com T2 History 20 MiniMax M2 Open weights MiniMax · MiniMax 61% Official board group defaults Partially comparable -15.8 pt 24 Nov 2025 swebench.com T2 History 21 DeepSeek V3.2 Reasoner DeepSeek · DeepSeek 60% Official board group defaults Partially comparable -16.8 pt 1 Dec 2025 swebench.com T2 History 22 o3 Closed OpenAI · OpenAI o-series 58.4% Official board group defaults Partially comparable -18.4 pt 26 Jul 2025 swebench.com T2 History 23 Devstral Small (2512) Mistral AI · Devstral 56.4% Official board group defaults Partially comparable -20.4 pt 9 Dec 2025 swebench.com T2 History 24 ▼20 gpt-5-mini Closed OpenAI · GPT 5 56.2% Official board group defaults Partially comparable -20.6 pt 17 Feb 2026 swebench.com T2 History 25 GLM 4.6 Open weights Z.ai (Zhipu AI) · GLM4.6 55.4% Official board group defaults Partially comparable -21.4 pt 1 Dec 2025 swebench.com T2 History 25 qwen3-coder-480b-a35b-instruct Open weights Alibaba Group · Qwen3-Coder 55.4% Official board group defaults Partially comparable -21.4 pt 2 Aug 2025 swebench.com T2 History 27 GLM 4.5 Open weights Z.ai (Zhipu AI) · GLM4.5 54.2% Official board group defaults Partially comparable -22.6 pt 22 Aug 2025 swebench.com T2 History 28 Devstral 2 Open weights Mistral AI · Devstral 2 53.8% Official board group defaults Partially comparable -23.0 pt 9 Dec 2025 swebench.com T2 History 29 Gemini 2.5 Pro Closed Google · Gemini 2.5 53.6% Official board group defaults Partially comparable -23.2 pt 26 Jul 2025 swebench.com T2 History 30 Claude 3.7 Sonnet Closed Anthropic · Claude 52.8% Official board group defaults Partially comparable -24.0 pt 20 Jul 2025 swebench.com T2 History 31 o4-mini Closed OpenAI · OpenAI o-series 45% Official board group defaults Partially comparable -31.8 pt 26 Jul 2025 swebench.com T2 History 32 Kimi K2 0711 Open weights Moonshot AI · Kimi 43.8% Official board group defaults Partially comparable -33.0 pt 7 Aug 2025 swebench.com T2 History 33 gpt-4.1 Closed OpenAI · GPT 4.1 39.6% Official board group defaults Partially comparable -37.2 pt 26 Jul 2025 swebench.com T2 History 34 gpt-5-nano Closed OpenAI · GPT 5 34.8% Official board reasoning_effort medium Partially comparable -42.0 pt 7 Aug 2025 swebench.com T2 History 35 Gemini 2.5 Flash Closed Google · Gemini 2.5 28.7% Official board group defaults Partially comparable -48.1 pt 26 Jul 2025 swebench.com T2 History 36 gpt-oss-120b Open weights OpenAI · gpt-oss 26% Official board group defaults Partially comparable -50.8 pt 7 Aug 2025 swebench.com T2 History 37 gpt-4.1-mini Closed OpenAI · GPT 4.1 23.9% Official board group defaults Partially comparable -52.9 pt 20 Jul 2025 swebench.com T2 History 38 gpt-4o Closed OpenAI · GPT 4 21.6% Official board group defaults Partially comparable -55.2 pt 20 Jul 2025 swebench.com T2 History 39 Llama 4 Maverick Instruct Meta AI · Llama 4 21.0% Official board group defaults Partially comparable -55.8 pt 20 Jul 2025 swebench.com T2 History 40 Gemini 2.0 Flash Closed Google · Gemini 2.0 13.5% Official board group defaults Partially comparable -63.3 pt 26 Jul 2025 swebench.com T2 History 41 Llama 4 Scout Instruct Meta AI · Llama 4 9.06% Official board group defaults Partially comparable -67.7 pt 20 Jul 2025 swebench.com T2 History 42 Qwen2.5 Coder 32B Instruct Open weights Qwen · Qwen2.5 9% Official board group defaults Partially comparable -67.8 pt 3 Aug 2025 swebench.com T2 History