grok-4-fast-chat
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AI modelsgrok-4-fast-chat
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 · 2026-10-15 · rating
grok-4-fast-chat
1,457.12 rating
Confidence interval: 1,428.75 – 1,485.49
463 votes
- Category
- chinese
- Evaluated configuration
- grok-4-fast-chat
- Evaluation type
- human preference
Arena text preference / codinghuman preference · 2026-10-15 · rating
grok-4-fast-chat
1,428.66 rating
Confidence interval: 1,411.98 – 1,445.34
1183 votes
- Category
- coding
- Evaluated configuration
- grok-4-fast-chat
- Evaluation type
- human preference
Arena text preference / creative_writinghuman preference · 2026-10-15 · rating
grok-4-fast-chat
1,386.38 rating
Confidence interval: 1,366.42 – 1,406.34
889 votes
- Category
- creative_writing
- Evaluated configuration
- grok-4-fast-chat
- Evaluation type
- human preference
Arena text preference / englishhuman preference · 2026-10-15 · rating
grok-4-fast-chat
1,413.78 rating
Confidence interval: 1,402.44 – 1,425.13
2643 votes
- Category
- english
- Evaluated configuration
- grok-4-fast-chat
- Evaluation type
- human preference
Arena text preference / exclude_tieshuman preference · 2026-10-15 · rating
grok-4-fast-chat
1,390.40 rating
Confidence interval: 1,379.74 – 1,401.06
4551 votes
- Category
- exclude_ties
- Evaluated configuration
- grok-4-fast-chat
- Evaluation type
- human preference
Arena text preference / experthuman preference · 2026-10-15 · rating
grok-4-fast-chat
1,398.45 rating
Confidence interval: 1,364.30 – 1,432.60
288 votes
- Category
- expert
- Evaluated configuration
- grok-4-fast-chat
- Evaluation type
- human preference
Arena text preference / hard_promptshuman preference · 2026-10-15 · rating
grok-4-fast-chat
1,412.10 rating
Confidence interval: 1,401.42 – 1,422.78
3011 votes
- Category
- hard_prompts
- Evaluated configuration
- grok-4-fast-chat
- Evaluation type
- human preference
Arena text preference / hard_prompts_englishhuman preference · 2026-10-15 · rating
grok-4-fast-chat
1,417.78 rating
Confidence interval: 1,401.31 – 1,434.26
1267 votes
- Category
- hard_prompts_english
- Evaluated configuration
- grok-4-fast-chat
- Evaluation type
- human preference
Arena text preference / industry_business_and_management_and_financial_operationshuman preference · 2026-10-15 · rating
grok-4-fast-chat
1,381.27 rating
Confidence interval: 1,364.00 – 1,398.55
1129 votes
- Category
- industry_business_and_management_and_financial_operations
- Evaluated configuration
- grok-4-fast-chat
- Evaluation type
- human preference
Arena text preference / industry_entertainment_and_sports_and_mediahuman preference · 2026-10-15 · rating
grok-4-fast-chat
1,381.39 rating
Confidence interval: 1,364.58 – 1,398.20
1203 votes
- Category
- industry_entertainment_and_sports_and_media
- Evaluated configuration
- grok-4-fast-chat
- Evaluation type
- human preference
Arena text preference / industry_legal_and_governmenthuman preference · 2026-10-15 · rating
grok-4-fast-chat
1,408.12 rating
Confidence interval: 1,379.39 – 1,436.85
403 votes
- Category
- industry_legal_and_government
- Evaluated configuration
- grok-4-fast-chat
- Evaluation type
- human preference
Arena text preference / industry_life_and_physical_and_social_sciencehuman preference · 2026-10-15 · rating
grok-4-fast-chat
1,408.17 rating
Confidence interval: 1,389.03 – 1,427.31
953 votes
- Category
- industry_life_and_physical_and_social_science
- Evaluated configuration
- grok-4-fast-chat
- Evaluation type
- human preference
Arena text preference / industry_mathematicalhuman preference · 2026-10-15 · rating
grok-4-fast-chat
1,436.63 rating
Confidence interval: 1,404.41 – 1,468.86
308 votes
- Category
- industry_mathematical
- Evaluated configuration
- grok-4-fast-chat
- Evaluation type
- human preference
Arena text preference / industry_medicine_and_healthcarehuman preference · 2026-10-15 · rating
grok-4-fast-chat
1,415.49 rating
Confidence interval: 1,384.57 – 1,446.40
374 votes
- Category
- industry_medicine_and_healthcare
- Evaluated configuration
- grok-4-fast-chat
- Evaluation type
- human preference
Arena text preference / industry_software_and_it_serviceshuman preference · 2026-10-15 · rating
grok-4-fast-chat
1,430.70 rating
Confidence interval: 1,417.89 – 1,443.50
2067 votes
- Category
- industry_software_and_it_services
- Evaluated configuration
- grok-4-fast-chat
- Evaluation type
- human preference
Arena text preference / industry_writing_and_literature_and_languagehuman preference · 2026-10-15 · rating
grok-4-fast-chat
1,391.10 rating
Confidence interval: 1,375.66 – 1,406.55
1463 votes
- Category
- industry_writing_and_literature_and_language
- Evaluated configuration
- grok-4-fast-chat
- Evaluation type
- human preference
Arena text preference / instruction_followinghuman preference · 2026-10-15 · rating
grok-4-fast-chat
1,387.05 rating
Confidence interval: 1,372.51 – 1,401.58
1680 votes
- Category
- instruction_following
- Evaluated configuration
- grok-4-fast-chat
- Evaluation type
- human preference
Arena text preference / koreanhuman preference · 2026-10-15 · rating
grok-4-fast-chat
1,331.61 rating
Confidence interval: 1,289.06 – 1,374.16
188 votes
- Category
- korean
- Evaluated configuration
- grok-4-fast-chat
- Evaluation type
- human preference
Arena text preference / longer_queryhuman preference · 2026-10-15 · rating
grok-4-fast-chat
1,414.27 rating
Confidence interval: 1,398.64 – 1,429.90
1415 votes
- Category
- longer_query
- Evaluated configuration
- grok-4-fast-chat
- Evaluation type
- human preference
Arena text preference / mathhuman preference · 2026-10-15 · rating
grok-4-fast-chat
1,419.35 rating
Confidence interval: 1,389.91 – 1,448.79
381 votes
- Category
- math
- Evaluated configuration
- grok-4-fast-chat
- Evaluation type
- human preference
Arena text preference / multi_turnhuman preference · 2026-10-15 · rating
grok-4-fast-chat
1,413.86 rating
Confidence interval: 1,396.11 – 1,431.61
1082 votes
- Category
- multi_turn
- Evaluated configuration
- grok-4-fast-chat
- Evaluation type
- human preference
Arena text preference / non_englishhuman preference · 2026-10-15 · rating
grok-4-fast-chat
1,395.72 rating
Confidence interval: 1,386.05 – 1,405.39
3697 votes
- Category
- non_english
- Evaluated configuration
- grok-4-fast-chat
- Evaluation type
- human preference
Arena text preference / overallhuman preference · 2026-10-15 · rating
grok-4-fast-chat
1,406.96 rating
Confidence interval: 1,399.21 – 1,414.72
6340 votes
- Category
- overall
- Evaluated configuration
- grok-4-fast-chat
- Evaluation type
- human preference
Arena text preference / polishhuman preference · 2026-10-15 · rating
grok-4-fast-chat
1,428.25 rating
Confidence interval: 1,397.29 – 1,459.20
378 votes
- Category
- polish
- Evaluated configuration
- grok-4-fast-chat
- Evaluation type
- human preference
Arena text preference / russianhuman preference · 2026-10-15 · rating
grok-4-fast-chat
1,383.47 rating
Confidence interval: 1,358.11 – 1,408.82
467 votes
- Category
- russian
- Evaluated configuration
- grok-4-fast-chat
- Evaluation type
- human preference
Arena text preference / spanishhuman preference · 2026-10-15 · rating
grok-4-fast-chat
1,414.61 rating
Confidence interval: 1,376.49 – 1,452.73
255 votes
- Category
- spanish
- Evaluated configuration
- grok-4-fast-chat
- Evaluation type
- human preference
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Capabilities
- Model license
- Proprietary
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