Kimi K2.5 (Thinking)
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AI modelsKimi K2.5 (Thinking)
Model evaluation
Capability & preference
Human preference · Arena
Overall text preferences from head-to-head votes. Not factual accuracy or a task-success rate.
Recorded results
Only the same benchmark, version, workload, scenario and unit share a row. Missing results are not zero. System results include the full submitted hardware and software configuration.
Arena text preference / chinesehuman preference · 2026-10-28 · rating
Kimi K2.5 (Thinking)
1,494.27 rating
Confidence interval: 1,485.16 – 1,503.37
4587 votes
- Category
- chinese
- Evaluated configuration
- Kimi K2.5 (Thinking)
- Evaluation type
- human preference
Arena text preference / codinghuman preference · 2026-10-28 · rating
Kimi K2.5 (Thinking)
1,473.67 rating
Confidence interval: 1,468.54 – 1,478.80
20752 votes
- Category
- coding
- Evaluated configuration
- Kimi K2.5 (Thinking)
- Evaluation type
- human preference
Arena text preference / creative_writinghuman preference · 2026-10-28 · rating
Kimi K2.5 (Thinking)
1,421.87 rating
Confidence interval: 1,415.72 – 1,428.03
12231 votes
- Category
- creative_writing
- Evaluated configuration
- Kimi K2.5 (Thinking)
- Evaluation type
- human preference
Arena text preference / englishhuman preference · 2026-10-28 · rating
Kimi K2.5 (Thinking)
1,453.43 rating
Confidence interval: 1,449.03 – 1,457.83
31747 votes
- Category
- english
- Evaluated configuration
- Kimi K2.5 (Thinking)
- Evaluation type
- human preference
Arena text preference / exclude_tieshuman preference · 2026-10-28 · rating
Kimi K2.5 (Thinking)
1,441.93 rating
Confidence interval: 1,437.54 – 1,446.33
54377 votes
- Category
- exclude_ties
- Evaluated configuration
- Kimi K2.5 (Thinking)
- Evaluation type
- human preference
Arena text preference / experthuman preference · 2026-10-28 · rating
Kimi K2.5 (Thinking)
1,465.98 rating
Confidence interval: 1,458.43 – 1,473.54
7024 votes
- Category
- expert
- Evaluated configuration
- Kimi K2.5 (Thinking)
- Evaluation type
- human preference
Arena text preference / frenchhuman preference · 2026-10-28 · rating
Kimi K2.5 (Thinking)
1,453.39 rating
Confidence interval: 1,440.39 – 1,466.38
2624 votes
- Category
- french
- Evaluated configuration
- Kimi K2.5 (Thinking)
- Evaluation type
- human preference
Arena text preference / germanhuman preference · 2026-10-28 · rating
Kimi K2.5 (Thinking)
1,441.19 rating
Confidence interval: 1,423.86 – 1,458.53
1291 votes
- Category
- german
- Evaluated configuration
- Kimi K2.5 (Thinking)
- Evaluation type
- human preference
Arena text preference / hard_promptshuman preference · 2026-10-28 · rating
Kimi K2.5 (Thinking)
1,453.09 rating
Confidence interval: 1,449.15 – 1,457.02
47876 votes
- Category
- hard_prompts
- Evaluated configuration
- Kimi K2.5 (Thinking)
- Evaluation type
- human preference
Arena text preference / hard_prompts_englishhuman preference · 2026-10-28 · rating
Kimi K2.5 (Thinking)
1,460.13 rating
Confidence interval: 1,454.98 – 1,465.29
21041 votes
- Category
- hard_prompts_english
- Evaluated configuration
- Kimi K2.5 (Thinking)
- Evaluation type
- human preference
Arena text preference / industry_business_and_management_and_financial_operationshuman preference · 2026-10-28 · rating
Kimi K2.5 (Thinking)
1,426.58 rating
Confidence interval: 1,420.87 – 1,432.29
14392 votes
- Category
- industry_business_and_management_and_financial_operations
- Evaluated configuration
- Kimi K2.5 (Thinking)
- Evaluation type
- human preference
Arena text preference / industry_entertainment_and_sports_and_mediahuman preference · 2026-10-28 · rating
Kimi K2.5 (Thinking)
1,416.62 rating
Confidence interval: 1,410.97 – 1,422.27
15488 votes
- Category
- industry_entertainment_and_sports_and_media
- Evaluated configuration
- Kimi K2.5 (Thinking)
- Evaluation type
- human preference
Arena text preference / industry_legal_and_governmenthuman preference · 2026-10-28 · rating
Kimi K2.5 (Thinking)
1,440.74 rating
Confidence interval: 1,432.49 – 1,448.99
5644 votes
- Category
- industry_legal_and_government
- Evaluated configuration
- Kimi K2.5 (Thinking)
- Evaluation type
- human preference
Arena text preference / industry_life_and_physical_and_social_sciencehuman preference · 2026-10-28 · rating
Kimi K2.5 (Thinking)
1,458.56 rating
Confidence interval: 1,452.54 – 1,464.59
11809 votes
- Category
- industry_life_and_physical_and_social_science
- Evaluated configuration
- Kimi K2.5 (Thinking)
- Evaluation type
- human preference
Arena text preference / industry_mathematicalhuman preference · 2026-10-28 · rating
Kimi K2.5 (Thinking)
1,473.52 rating
Confidence interval: 1,463.91 – 1,483.13
4065 votes
- Category
- industry_mathematical
- Evaluated configuration
- Kimi K2.5 (Thinking)
- Evaluation type
- human preference
Arena text preference / industry_medicine_and_healthcarehuman preference · 2026-10-28 · rating
Kimi K2.5 (Thinking)
1,448.16 rating
Confidence interval: 1,439.44 – 1,456.88
5162 votes
- Category
- industry_medicine_and_healthcare
- Evaluated configuration
- Kimi K2.5 (Thinking)
- Evaluation type
- human preference
Arena text preference / industry_software_and_it_serviceshuman preference · 2026-10-28 · rating
Kimi K2.5 (Thinking)
1,468.94 rating
Confidence interval: 1,464.42 – 1,473.45
29757 votes
- Category
- industry_software_and_it_services
- Evaluated configuration
- Kimi K2.5 (Thinking)
- Evaluation type
- human preference
Arena text preference / industry_writing_and_literature_and_languagehuman preference · 2026-10-28 · rating
Kimi K2.5 (Thinking)
1,424.99 rating
Confidence interval: 1,419.66 – 1,430.32
17895 votes
- Category
- industry_writing_and_literature_and_language
- Evaluated configuration
- Kimi K2.5 (Thinking)
- Evaluation type
- human preference
Arena text preference / instruction_followinghuman preference · 2026-10-28 · rating
Kimi K2.5 (Thinking)
1,430.75 rating
Confidence interval: 1,425.94 – 1,435.57
24181 votes
- Category
- instruction_following
- Evaluated configuration
- Kimi K2.5 (Thinking)
- Evaluation type
- human preference
Arena text preference / japanesehuman preference · 2026-10-28 · rating
Kimi K2.5 (Thinking)
1,421.92 rating
Confidence interval: 1,400.42 – 1,443.42
851 votes
- Category
- japanese
- Evaluated configuration
- Kimi K2.5 (Thinking)
- Evaluation type
- human preference
Arena text preference / koreanhuman preference · 2026-10-28 · rating
Kimi K2.5 (Thinking)
1,411.72 rating
Confidence interval: 1,394.61 – 1,428.84
1361 votes
- Category
- korean
- Evaluated configuration
- Kimi K2.5 (Thinking)
- Evaluation type
- human preference
Arena text preference / longer_queryhuman preference · 2026-10-28 · rating
Kimi K2.5 (Thinking)
1,444.29 rating
Confidence interval: 1,439.59 – 1,448.99
29795 votes
- Category
- longer_query
- Evaluated configuration
- Kimi K2.5 (Thinking)
- Evaluation type
- human preference
Arena text preference / mathhuman preference · 2026-10-28 · rating
Kimi K2.5 (Thinking)
1,470.10 rating
Confidence interval: 1,460.78 – 1,479.41
4171 votes
- Category
- math
- Evaluated configuration
- Kimi K2.5 (Thinking)
- Evaluation type
- human preference
Arena text preference / multi_turnhuman preference · 2026-10-28 · rating
Kimi K2.5 (Thinking)
1,444.24 rating
Confidence interval: 1,438.29 – 1,450.20
13138 votes
- Category
- multi_turn
- Evaluated configuration
- Kimi K2.5 (Thinking)
- Evaluation type
- human preference
Arena text preference / non_englishhuman preference · 2026-10-28 · rating
Kimi K2.5 (Thinking)
1,432.36 rating
Confidence interval: 1,428.43 – 1,436.29
42932 votes
- Category
- non_english
- Evaluated configuration
- Kimi K2.5 (Thinking)
- Evaluation type
- human preference
Arena text preference / overallhuman preference · 2026-10-28 · rating
Kimi K2.5 (Thinking)
1,444.90 rating
Confidence interval: 1,441.65 – 1,448.16
74682 votes
- Category
- overall
- Evaluated configuration
- Kimi K2.5 (Thinking)
- Evaluation type
- human preference
Arena text preference / polishhuman preference · 2026-10-28 · rating
Kimi K2.5 (Thinking)
1,445.37 rating
Confidence interval: 1,430.56 – 1,460.18
1524 votes
- Category
- polish
- Evaluated configuration
- Kimi K2.5 (Thinking)
- Evaluation type
- human preference
Arena text preference / russianhuman preference · 2026-10-28 · rating
Kimi K2.5 (Thinking)
1,435.10 rating
Confidence interval: 1,428.36 – 1,441.84
8814 votes
- Category
- russian
- Evaluated configuration
- Kimi K2.5 (Thinking)
- Evaluation type
- human preference
Arena text preference / spanishhuman preference · 2026-10-28 · rating
Kimi K2.5 (Thinking)
1,449.78 rating
Confidence interval: 1,437.10 – 1,462.46
2533 votes
- Category
- spanish
- Evaluated configuration
- Kimi K2.5 (Thinking)
- Evaluation type
- human preference
Run it locally
Capabilities
- Model license
- Modified MIT
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