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Benchmark

Kimi K3.1 Pro

  • Kimi
  • Release · October 23, 2026
  • Proprietary
  • Reasoning

Intelligence

Intelligence Index

#5 of 266
  1. 57.658Claude Opus 5.5 (Max)
  2. 5656Claude Opus 5.5 (Xhigh)
  3. 5656Claude Sonnet 5.5 (Max)
  4. 55.856Muse Wonder Full (Max)
  5. 55.155Kimi K3.1 Pro
  6. 53.654Claude Opus 5.5 (High)
  7. 53.453Claude Fable 5.1 (Max)
  8. 53.253Claude Fable 5.1 (Xhigh)
  9. 52.753GPT-6 Astra (Max)
  10. 52.653Gemini 4 Argon (High)
Data from Artificial Analysis

Evaluations

  • AA-Briefcase1,678#4
  • AA-Omniscience Accuracy51%#30
  • AA-Omniscience Non-Hallucination56.1%#16
  • AutomationBench-AA73.3%#2
  • GDPval-AA1,846#3
  • Humanity's Last Exam52.5%#18
  • GDP.pdf31.4%#2
  • Terminal-Bench 4.067.2%#1
  • AA-LCR86.3%#2
  • SciCode60.8%#9
  • CritPt24.6%#29
  • Terminal-Bench-Science34.3%#8
  • FrontierCode47.1%#4
  • AA-AnalystAgent38.8%#14
  • AA-3D1,110#7
  • MMMU-Pro83.9%#17
  • PersonalityBench: Expressiveness62.9#14
  • PersonalityBench: Organization87.6#5
  • PersonalityBench: Transparency87.6#6
  • PersonalityBench: Slop20.8#19
  • PersonalityBench: Informativeness23.3#22
  • PersonalityBench: Warmth50.5#15
  • PersonalityBench: Conviction62.9#11
  • PersonalityBench: Imagination53#15
Kimi K3.1 ProMedian
Data from Artificial Analysis

Cost per task

Cost per task

$ per Intelligence Index task · #17 of 24
  1. $1.031.03Step 5 Preview
  2. $1.131.13Mistral Large 4 Preview
  3. $1.241.24Gemini 3.8 Flash (High)
  4. $1.991.99Gemini 4 Argon (High)
  5. $2.012.01GLM-5.3 (Max)
  6. $2.112.11Kimi K3.1 Pro
  7. $3.263.26GPT-6 Astra (Max)
  8. $3.743.74Grok 4.7 (Xhigh)
  9. $4.544.54Muse Wonder (Max)
  10. $5.415.41Qwen3.8 Max (0902)
Data from Artificial Analysis

Time per task

seconds per task · #21 of 26
  1. 628628GPT-6.1 Sol (Max)
  2. 723723Gemini 4 Argon (High)
  3. 736736Claude Fable 5.1 (Max)
  4. 791791Claude Opus 5.5 (Max)
  5. 824824GLM-5.3-Flash
  6. 846846Kimi K3.1 Pro
  7. 901901Grok 4.7 (Xhigh)
  8. 936936Claude Sonnet 5.5 (Max)
  9. 1,0131,013MiMo-V2.6-Pro
  10. 1,2001,200Qwen3.8 27B (Xhigh)
Data from Artificial Analysis

Tokens per task

output tokens per task · #11 of 27
  1. 49.2K49KNemotron 3.5 Super VL
  2. 50K50KGPT-6 Luna (Max)
  3. 51.5K52KK2 Horizon 375B A23B
  4. 53.8K54KMuse Wonder Full (Max)
  5. 54.5K55KMuse Wonder (Max)
  6. 55.2K55KKimi K3.1 Pro
  7. 61.6K62KGemini 4 Argon (High)
  8. 64.1K64KStep 5 Preview
  9. 64.3K64KMiMo-V2.6-Pro
  10. 66.8K67KQwen3.8 27B (Xhigh)
Data from Artificial Analysis

Speed and price

Speed

tokens per second · #127 of 162
  1. 6060Qwen3.5 397B A17B (Non-reasoning)
  2. 5959Qwen3.5 397B A17B (Reasoning)
  3. 5959GPT-6.1 Sol (Max)
  4. 5858Claude Fable 5.1 (High)
  5. 5858Ling 3.0 Tiny
  6. 5858Kimi K3.1 Pro
  7. 5757Claude Fable 5.1 (Low)
  8. 5757MiMo-V2.6-Pro
  9. 5757GPT-6 Astra (High)
  10. 5656Qwen3.7 Plus
Data from Artificial Analysis

Latency

seconds to first token · #108 of 162
  1. 2.82.8Kimi K2.7 Code
  2. 2.82.8Qwen3.8 Max (0902)
  3. 2.82.8GLM-5.3-Flash
  4. 2.92.9Qwen3.8 2.4T A95B
  5. 33GLM-5.3 (Low)
  6. 3.13.1Kimi K3.1 Pro
  7. 3.13.1MiMo-V2.6-Pro
  8. 3.53.5Apertus 8B Instruct
  9. 3.63.6Mercury 2.5
  10. 3.73.7Ring-2.6-1T
Data from Artificial Analysis

Price

$ per 1M tokens (3:1) · #133 of 169
  1. $3.443.44Nova 2.0 Pro Preview (Medium)
  2. $3.443.44Nova 2.0 Pro Preview (Low)
  3. $3.443.44Nova 2.0 Pro Preview (Non-reasoning)
  4. $3.53.5o3
  5. $44Claude Sonnet 5.5 (Max)
  6. $44Kimi K3.1 Pro
  7. $44Gemini 4 Argon (High)
  8. $44Claude Sonnet 5.5 (Xhigh)
  9. $44GPT-6.1 Sol (Max)
  10. $44GPT-6.1 Sol (Xhigh)
Data from Artificial Analysis

Nearby models

  • Claude Opus 5.5 (Max)Anthropic57.6
  • Claude Opus 5.5 (Xhigh)Anthropic56
  • Claude Sonnet 5.5 (Max)Anthropic56
  • Muse Wonder Full (Max)Meta55.8
  • Claude Opus 5.5 (High)Anthropic53.6
  • Claude Fable 5.1 (Max)Anthropic53.4
  • Claude Fable 5.1 (Xhigh)Anthropic53.2
  • GPT-6 Astra (Max)OpenAI52.7
Data from Artificial Analysis

Same lab

  • Kimi K2.7 CodeKimi25.8
  • Kimi Linear 48B A3B InstructKimi7.3
Data from Artificial Analysis
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