1 Claude Fable 5.1 Closed Anthropic · Claude 97.0% Official board reasoning_effort max release 2026-06-25 leader 25 Jun 2026 livebench.ai T2 History 2 gpt-6-astra Closed OpenAI · GPT 6 96.8% Official board release 2026-06-25 Partially comparable -0.20 pt 25 Jun 2026 livebench.ai T2 History 3 gpt-5.6-sol Closed OpenAI · GPT 5.6 96.2% Official board release 2026-06-25 Partially comparable -0.81 pt 25 Jun 2026 livebench.ai T2 History 4 Claude Fable 5 Closed Anthropic · Claude 96.0% Official board reasoning_effort xhigh release 2026-06-25 Partially comparable -1.02 pt 25 Jun 2026 livebench.ai T2 History 5 Muse Spark 1.3 Closed Meta AI 96.0% Official board reasoning_effort xhigh release 2026-06-25 Partially comparable -1.06 pt 25 Jun 2026 livebench.ai T2 History 6 gpt-5.5 Closed OpenAI · GPT 5.5 95.9% Official board release 2026-06-25 Partially comparable -1.15 pt 25 Jun 2026 livebench.ai T2 History 7 Claude Opus 5 Closed Anthropic · Claude 95.7% Official board reasoning_effort max release 2026-06-25 Comparable -1.28 pt 25 Jun 2026 livebench.ai T2 History 8 DeepSeek-V4-Pro-0813 Open weights DeepSeek · DeepSeek 95.1% Official board release 2026-06-25 Partially comparable -1.92 pt 25 Jun 2026 livebench.ai T2 History 9 gpt-5.6-terra Closed OpenAI · GPT 5.6 94.9% Official board release 2026-06-25 Partially comparable -2.10 pt 25 Jun 2026 livebench.ai T2 History 10 Claude Opus 4.8 Closed Anthropic · Claude 94.3% Official board reasoning on reasoning_effort max release 2026-06-25 Partially comparable -2.69 pt 25 Jun 2026 livebench.ai T2 History 11 gpt-5.4 Closed OpenAI · GPT 5.4 94.1% Official board release 2026-06-25 Partially comparable -2.86 pt 25 Jun 2026 livebench.ai T2 History 12 Gemini 3.7 Flash Closed Google · Gemini 3.7 93.5% Official board release 2026-06-25 Partially comparable -3.54 pt 25 Jun 2026 livebench.ai T2 History 13 DeepSeek-V4.1-Flash Open weights DeepSeek · DeepSeek 93.3% Official board release 2026-06-25 Partially comparable -3.72 pt 25 Jun 2026 livebench.ai T2 History 14 gpt-5.2 Closed OpenAI · GPT 5.2 93.2% Official board reasoning_effort high release 2026-06-25 Partially comparable -3.84 pt 25 Jun 2026 livebench.ai T2 History 15 Claude Sonnet 5 Closed Anthropic · Claude 92.9% Official board reasoning_effort xhigh release 2026-06-25 Partially comparable -4.07 pt 25 Jun 2026 livebench.ai T2 History 16 Claude Opus 4.7 Closed Anthropic · Claude 92.9% Official board reasoning_effort xhigh release 2026-06-25 Partially comparable -4.15 pt 25 Jun 2026 livebench.ai T2 History 17 Grok 4.6 Closed xAI · Grok 92.6% Official board release 2026-06-25 Partially comparable -4.44 pt 25 Jun 2026 livebench.ai T2 History 18 Gemini 3.8 Flash Closed Google · Gemini 3.8 91.6% Official board release 2026-06-25 Partially comparable -5.44 pt 25 Jun 2026 livebench.ai T2 History 19 Qwen 3.8 Max Closed Qwen · Qwen3.8 91.3% Official board release 2026-06-25 Partially comparable -5.70 pt 25 Jun 2026 livebench.ai T2 History 20 Muse Spark 1.2 Closed Meta AI 91.2% Official board release 2026-06-25 Partially comparable -5.80 pt 25 Jun 2026 livebench.ai T2 History 21 Gemini 3.1 Pro Preview Closed Google · Gemini 3.1 91.0% Official board reasoning_effort high release 2026-06-25 Partially comparable -5.96 pt 25 Jun 2026 livebench.ai T2 History 22 gpt-5.4-nano Closed OpenAI · GPT 5.4 91.0% Official board release 2026-06-25 Partially comparable -6.03 pt 25 Jun 2026 livebench.ai T2 History 23 Grok 4.5 Closed xAI · Grok 90.8% Official board release 2026-06-25 Partially comparable -6.18 pt 25 Jun 2026 livebench.ai T2 History 24 deepseek-v4-pro Closed DeepSeek · V4 90.7% Official board release 2026-06-25 Partially comparable -6.33 pt 25 Jun 2026 livebench.ai T2 History 25 Claude Opus 4.5 Closed Anthropic · Claude 90.4% Official board reasoning on reasoning_effort high thinking_budget 64k release 2026-06-25 Partially comparable -6.62 pt 25 Jun 2026 livebench.ai T2 History 26 Smaug Flash 90.1% Official board release 2026-06-25 Partially comparable -6.94 pt 25 Jun 2026 livebench.ai T2 History 27 Z.ai GLM 5.2 Open weights Z.ai (Zhipu AI) · GLM5.2 89.8% Official board release 2026-06-25 Partially comparable -7.23 pt 25 Jun 2026 livebench.ai T2 History 28 Smaug Mini 89.7% Official board release 2026-06-25 Partially comparable -7.26 pt 25 Jun 2026 livebench.ai T2 History 29 Claude Opus 4.6 Closed Anthropic · Claude 89.3% Official board reasoning on reasoning_effort high release 2026-06-25 Partially comparable -7.69 pt 25 Jun 2026 livebench.ai T2 History 30 GPT-5.2-Codex Closed OpenAI · GPT 5.2 88.8% Official board release 2026-06-25 Partially comparable -8.23 pt 25 Jun 2026 livebench.ai T2 History 31 Nemotron 3 Ultra Open weights NVIDIA · Nemotron 3 88.7% Official board release 2026-06-25 Partially comparable -8.34 pt 25 Jun 2026 livebench.ai T2 History 32 Inkling Open weights Thinking Machines 88.4% Official board reasoning_effort xhigh release 2026-06-25 Partially comparable -8.64 pt 25 Jun 2026 livebench.ai T2 History 33 Gemini 3.5 Flash Closed Google · Gemini 3.5 88.2% Official board reasoning_effort high release 2026-06-25 Partially comparable -8.76 pt 25 Jun 2026 livebench.ai T2 History 34 GLM 5.3 Open weights Z.ai (Zhipu AI) · GLM5.3 87.9% Official board release 2026-06-25 Partially comparable -9.11 pt 25 Jun 2026 livebench.ai T2 History 35 DeepSeek V4 Flash Vision Exp Open weights DeepSeek · DeepSeek-V4 87.8% Official board release 2026-06-25 Partially comparable -9.20 pt 25 Jun 2026 livebench.ai T2 History 36 gpt-5.6-luna Closed OpenAI · GPT 5.6 87.2% Official board release 2026-06-25 Partially comparable -9.81 pt 25 Jun 2026 livebench.ai T2 History 37 Muse Spark 1.1 Closed Meta AI 87.1% Official board release 2026-06-25 Partially comparable -9.86 pt 25 Jun 2026 livebench.ai T2 History 38 claude-sonnet-4-6-thinking-auto-medium-effort · Claude 87.0% Official board release 2026-06-25 Partially comparable -10.0 pt 25 Jun 2026 livebench.ai T2 History 39 DeepSeek V4 Flash (0731) Open weights DeepSeek · DeepSeek 86.8% Official board release 2026-06-25 Partially comparable -10.2 pt 25 Jun 2026 livebench.ai T2 History 40 Gemini 3.6 Flash Closed Google · Gemini 3.6 86.4% Official board reasoning_effort high release 2026-06-25 Partially comparable -10.6 pt 25 Jun 2026 livebench.ai T2 History 41 Qwen3.8 27B Open weights Qwen · Qwen3.8 86.2% Official board reasoning off release 2026-06-25 Partially comparable -10.8 pt 25 Jun 2026 livebench.ai T2 History 42 Qwen3.8 Flash Open weights Qwen · Qwen3.8 85.8% Official board release 2026-06-25 Partially comparable -11.2 pt 25 Jun 2026 livebench.ai T2 History 43 Qwen3.7 Max Closed Qwen · Qwen3.7 85.2% Official board release 2026-06-25 Partially comparable -11.8 pt 25 Jun 2026 livebench.ai T2 History 44 Kimi K3 Open weights Moonshot AI · Kimi 84.4% Official board release 2026-06-25 Partially comparable -12.6 pt 25 Jun 2026 livebench.ai T2 History 45 Grok 4.3 Closed xAI · Grok 84.3% Official board release 2026-06-25 Partially comparable -12.7 pt 25 Jun 2026 livebench.ai T2 History 46 Kimi K2.6 Open weights Moonshot AI · Kimi 84.3% Official board reasoning on release 2026-06-25 Partially comparable -12.7 pt 25 Jun 2026 livebench.ai T2 History 47 Smaug Agentic 83.9% Official board release 2026-06-25 Partially comparable -13.1 pt 25 Jun 2026 livebench.ai T2 History 48 Qwen3.6 Plus Closed Qwen · Qwen3.6 83.7% Official board release 2026-06-25 Partially comparable -13.3 pt 25 Jun 2026 livebench.ai T2 History 49 GLM 5.3 Flash Open weights Z.ai (Zhipu AI) · GLM5.3 81.2% Official board release 2026-06-25 Partially comparable -15.8 pt 25 Jun 2026 livebench.ai T2 History 50 Qwen3.6 27B Open weights Qwen · Qwen3.6 79.9% Official board release 2026-06-25 Partially comparable -17.1 pt 25 Jun 2026 livebench.ai T2 History 51 deepseek-v4-flash Open weights DeepSeek · DeepSeek 79.6% Official board release 2026-06-25 Partially comparable -17.4 pt 25 Jun 2026 livebench.ai T2 History 52 Kimi K2.7 Code Open weights Moonshot AI · Kimi 79.6% Official board release 2026-06-25 Partially comparable -17.4 pt 25 Jun 2026 livebench.ai T2 History 53 gpt-5.4-mini Closed OpenAI · GPT 5.4 78.5% Official board release 2026-06-25 Partially comparable -18.5 pt 25 Jun 2026 livebench.ai T2 History 54 Grok Build 0.1 Closed xAI · Grok 78.4% Official board release 2026-06-25 Partially comparable -18.6 pt 25 Jun 2026 livebench.ai T2 History 55 ox-alpha-max 77.5% Official board release 2026-06-25 Partially comparable -19.5 pt 25 Jun 2026 livebench.ai T2 History 56 MiniMax-M3 Open weights MiniMax · MiniMax 76.9% Official board release 2026-06-25 Partially comparable -20.1 pt 25 Jun 2026 livebench.ai T2 History 57 Gemini 3.5 Flash-Lite Closed Google · Gemini 3.5 73.7% Official board reasoning_effort high release 2026-06-25 Partially comparable -23.3 pt 25 Jun 2026 livebench.ai T2 History