Kimi K2.5 (Instant)
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AI modelsKimi K2.5 (Instant)
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 (Instant)
1,450.63 rating
Confidence interval: 1,426.04 – 1,475.22
543 votes
- Category
- chinese
- Evaluated configuration
- Kimi K2.5 (Instant)
- Evaluation type
- human preference
Arena text preference / codinghuman preference · 2026-10-28 · rating
Kimi K2.5 (Instant)
1,483.47 rating
Confidence interval: 1,470.09 – 1,496.84
1868 votes
- Category
- coding
- Evaluated configuration
- Kimi K2.5 (Instant)
- Evaluation type
- human preference
Arena text preference / creative_writinghuman preference · 2026-10-28 · rating
Kimi K2.5 (Instant)
1,382.03 rating
Confidence interval: 1,366.07 – 1,397.99
1324 votes
- Category
- creative_writing
- Evaluated configuration
- Kimi K2.5 (Instant)
- Evaluation type
- human preference
Arena text preference / englishhuman preference · 2026-10-28 · rating
Kimi K2.5 (Instant)
1,432.64 rating
Confidence interval: 1,422.53 – 1,442.75
3245 votes
- Category
- english
- Evaluated configuration
- Kimi K2.5 (Instant)
- Evaluation type
- human preference
Arena text preference / exclude_tieshuman preference · 2026-10-28 · rating
Kimi K2.5 (Instant)
1,409.04 rating
Confidence interval: 1,399.79 – 1,418.29
5775 votes
- Category
- exclude_ties
- Evaluated configuration
- Kimi K2.5 (Instant)
- Evaluation type
- human preference
Arena text preference / experthuman preference · 2026-10-28 · rating
Kimi K2.5 (Instant)
1,439.79 rating
Confidence interval: 1,417.20 – 1,462.38
632 votes
- Category
- expert
- Evaluated configuration
- Kimi K2.5 (Instant)
- Evaluation type
- human preference
Arena text preference / frenchhuman preference · 2026-10-28 · rating
Kimi K2.5 (Instant)
1,403.75 rating
Confidence interval: 1,357.97 – 1,449.54
158 votes
- Category
- french
- Evaluated configuration
- Kimi K2.5 (Instant)
- Evaluation type
- human preference
Arena text preference / germanhuman preference · 2026-10-28 · rating
Kimi K2.5 (Instant)
1,412.88 rating
Confidence interval: 1,366.79 – 1,458.97
144 votes
- Category
- german
- Evaluated configuration
- Kimi K2.5 (Instant)
- Evaluation type
- human preference
Arena text preference / hard_promptshuman preference · 2026-10-28 · rating
Kimi K2.5 (Instant)
1,443.11 rating
Confidence interval: 1,434.73 – 1,451.49
4726 votes
- Category
- hard_prompts
- Evaluated configuration
- Kimi K2.5 (Instant)
- Evaluation type
- human preference
Arena text preference / hard_prompts_englishhuman preference · 2026-10-28 · rating
Kimi K2.5 (Instant)
1,449.33 rating
Confidence interval: 1,435.73 – 1,462.92
1798 votes
- Category
- hard_prompts_english
- Evaluated configuration
- Kimi K2.5 (Instant)
- Evaluation type
- human preference
Arena text preference / industry_business_and_management_and_financial_operationshuman preference · 2026-10-28 · rating
Kimi K2.5 (Instant)
1,404.68 rating
Confidence interval: 1,390.09 – 1,419.28
1544 votes
- Category
- industry_business_and_management_and_financial_operations
- Evaluated configuration
- Kimi K2.5 (Instant)
- Evaluation type
- human preference
Arena text preference / industry_entertainment_and_sports_and_mediahuman preference · 2026-10-28 · rating
Kimi K2.5 (Instant)
1,396.24 rating
Confidence interval: 1,381.48 – 1,411.01
1494 votes
- Category
- industry_entertainment_and_sports_and_media
- Evaluated configuration
- Kimi K2.5 (Instant)
- Evaluation type
- human preference
Arena text preference / industry_legal_and_governmenthuman preference · 2026-10-28 · rating
Kimi K2.5 (Instant)
1,425.25 rating
Confidence interval: 1,400.47 – 1,450.03
532 votes
- Category
- industry_legal_and_government
- Evaluated configuration
- Kimi K2.5 (Instant)
- Evaluation type
- human preference
Arena text preference / industry_life_and_physical_and_social_sciencehuman preference · 2026-10-28 · rating
Kimi K2.5 (Instant)
1,433.65 rating
Confidence interval: 1,417.37 – 1,449.93
1263 votes
- Category
- industry_life_and_physical_and_social_science
- Evaluated configuration
- Kimi K2.5 (Instant)
- Evaluation type
- human preference
Arena text preference / industry_mathematicalhuman preference · 2026-10-28 · rating
Kimi K2.5 (Instant)
1,437.72 rating
Confidence interval: 1,408.16 – 1,467.27
361 votes
- Category
- industry_mathematical
- Evaluated configuration
- Kimi K2.5 (Instant)
- Evaluation type
- human preference
Arena text preference / industry_medicine_and_healthcarehuman preference · 2026-10-28 · rating
Kimi K2.5 (Instant)
1,416.12 rating
Confidence interval: 1,391.88 – 1,440.36
571 votes
- Category
- industry_medicine_and_healthcare
- Evaluated configuration
- Kimi K2.5 (Instant)
- Evaluation type
- human preference
Arena text preference / industry_software_and_it_serviceshuman preference · 2026-10-28 · rating
Kimi K2.5 (Instant)
1,470.50 rating
Confidence interval: 1,459.77 – 1,481.23
2882 votes
- Category
- industry_software_and_it_services
- Evaluated configuration
- Kimi K2.5 (Instant)
- Evaluation type
- human preference
Arena text preference / industry_writing_and_literature_and_languagehuman preference · 2026-10-28 · rating
Kimi K2.5 (Instant)
1,397.22 rating
Confidence interval: 1,384.16 – 1,410.28
1947 votes
- Category
- industry_writing_and_literature_and_language
- Evaluated configuration
- Kimi K2.5 (Instant)
- Evaluation type
- human preference
Arena text preference / instruction_followinghuman preference · 2026-10-28 · rating
Kimi K2.5 (Instant)
1,429.81 rating
Confidence interval: 1,418.03 – 1,441.59
2343 votes
- Category
- instruction_following
- Evaluated configuration
- Kimi K2.5 (Instant)
- Evaluation type
- human preference
Arena text preference / koreanhuman preference · 2026-10-28 · rating
Kimi K2.5 (Instant)
1,377.97 rating
Confidence interval: 1,330.77 – 1,425.17
138 votes
- Category
- korean
- Evaluated configuration
- Kimi K2.5 (Instant)
- Evaluation type
- human preference
Arena text preference / longer_queryhuman preference · 2026-10-28 · rating
Kimi K2.5 (Instant)
1,435.48 rating
Confidence interval: 1,423.75 – 1,447.20
2386 votes
- Category
- longer_query
- Evaluated configuration
- Kimi K2.5 (Instant)
- Evaluation type
- human preference
Arena text preference / mathhuman preference · 2026-10-28 · rating
Kimi K2.5 (Instant)
1,441.76 rating
Confidence interval: 1,417.91 – 1,465.62
556 votes
- Category
- math
- Evaluated configuration
- Kimi K2.5 (Instant)
- Evaluation type
- human preference
Arena text preference / multi_turnhuman preference · 2026-10-28 · rating
Kimi K2.5 (Instant)
1,427.43 rating
Confidence interval: 1,412.47 – 1,442.39
1496 votes
- Category
- multi_turn
- Evaluated configuration
- Kimi K2.5 (Instant)
- Evaluation type
- human preference
Arena text preference / non_englishhuman preference · 2026-10-28 · rating
Kimi K2.5 (Instant)
1,406.35 rating
Confidence interval: 1,398.31 – 1,414.38
5126 votes
- Category
- non_english
- Evaluated configuration
- Kimi K2.5 (Instant)
- Evaluation type
- human preference
Arena text preference / overallhuman preference · 2026-10-28 · rating
Kimi K2.5 (Instant)
1,420.13 rating
Confidence interval: 1,413.67 – 1,426.59
8371 votes
- Category
- overall
- Evaluated configuration
- Kimi K2.5 (Instant)
- Evaluation type
- human preference
Arena text preference / polishhuman preference · 2026-10-28 · rating
Kimi K2.5 (Instant)
1,379.81 rating
Confidence interval: 1,337.48 – 1,422.14
176 votes
- Category
- polish
- Evaluated configuration
- Kimi K2.5 (Instant)
- Evaluation type
- human preference
Arena text preference / russianhuman preference · 2026-10-28 · rating
Kimi K2.5 (Instant)
1,403.69 rating
Confidence interval: 1,387.02 – 1,420.36
1131 votes
- Category
- russian
- Evaluated configuration
- Kimi K2.5 (Instant)
- Evaluation type
- human preference
Arena text preference / spanishhuman preference · 2026-10-28 · rating
Kimi K2.5 (Instant)
1,446.57 rating
Confidence interval: 1,415.08 – 1,478.05
347 votes
- Category
- spanish
- Evaluated configuration
- Kimi K2.5 (Instant)
- Evaluation type
- human preference
Run it locally
Capabilities
- Model license
- Modified MIT
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