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openai

GPT-5 Chat (latest)

AI model Released

Context window
400,000 tokens
Maximum output
128,000 tokens
Open weights
No

Capability & preference

Human preference · Arena

Overall text preferences from head-to-head votes. Not factual accuracy or a task-success rate.

GPT-5 Chat (latest) 1403.3 GPT-5 Chat · 95% interval 1399.0–1407.5 · 31,187 votes · 2026-10-28

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

GPT-5 Chat (latest)

1,421.76 rating

Confidence interval: 1,409.44 – 1,434.08

2343 votes

Category
chinese
Evaluated configuration
GPT-5 Chat
Evaluation type
human preference
Arena text preference / codinghuman preference · 2026-10-28 · rating

GPT-5 Chat (latest)

1,397.88 rating

Confidence interval: 1,390.02 – 1,405.75

5984 votes

Category
coding
Evaluated configuration
GPT-5 Chat
Evaluation type
human preference
Arena text preference / creative_writinghuman preference · 2026-10-28 · rating

GPT-5 Chat (latest)

1,364.93 rating

Confidence interval: 1,355.45 – 1,374.41

4017 votes

Category
creative_writing
Evaluated configuration
GPT-5 Chat
Evaluation type
human preference
Arena text preference / englishhuman preference · 2026-10-28 · rating

GPT-5 Chat (latest)

1,405.72 rating

Confidence interval: 1,399.96 – 1,411.49

13290 votes

Category
english
Evaluated configuration
GPT-5 Chat
Evaluation type
human preference
Arena text preference / exclude_tieshuman preference · 2026-10-28 · rating

GPT-5 Chat (latest)

1,383.90 rating

Confidence interval: 1,378.08 – 1,389.71

22345 votes

Category
exclude_ties
Evaluated configuration
GPT-5 Chat
Evaluation type
human preference
Arena text preference / experthuman preference · 2026-10-28 · rating

GPT-5 Chat (latest)

1,403.31 rating

Confidence interval: 1,388.22 – 1,418.41

1540 votes

Category
expert
Evaluated configuration
GPT-5 Chat
Evaluation type
human preference
Arena text preference / frenchhuman preference · 2026-10-28 · rating

GPT-5 Chat (latest)

1,409.51 rating

Confidence interval: 1,380.82 – 1,438.20

433 votes

Category
french
Evaluated configuration
GPT-5 Chat
Evaluation type
human preference
Arena text preference / germanhuman preference · 2026-10-28 · rating

GPT-5 Chat (latest)

1,404.32 rating

Confidence interval: 1,381.77 – 1,426.87

702 votes

Category
german
Evaluated configuration
GPT-5 Chat
Evaluation type
human preference
Arena text preference / hard_promptshuman preference · 2026-10-28 · rating

GPT-5 Chat (latest)

1,404.44 rating

Confidence interval: 1,398.91 – 1,409.97

15193 votes

Category
hard_prompts
Evaluated configuration
GPT-5 Chat
Evaluation type
human preference
Arena text preference / hard_prompts_englishhuman preference · 2026-10-28 · rating

GPT-5 Chat (latest)

1,403.37 rating

Confidence interval: 1,395.80 – 1,410.93

6625 votes

Category
hard_prompts_english
Evaluated configuration
GPT-5 Chat
Evaluation type
human preference
Arena text preference / industry_business_and_management_and_financial_operationshuman preference · 2026-10-28 · rating

GPT-5 Chat (latest)

1,399.43 rating

Confidence interval: 1,391.17 – 1,407.70

5585 votes

Category
industry_business_and_management_and_financial_operations
Evaluated configuration
GPT-5 Chat
Evaluation type
human preference
Arena text preference / industry_entertainment_and_sports_and_mediahuman preference · 2026-10-28 · rating

GPT-5 Chat (latest)

1,362.93 rating

Confidence interval: 1,354.88 – 1,370.99

5639 votes

Category
industry_entertainment_and_sports_and_media
Evaluated configuration
GPT-5 Chat
Evaluation type
human preference
Arena text preference / industry_legal_and_governmenthuman preference · 2026-10-28 · rating

GPT-5 Chat (latest)

1,431.01 rating

Confidence interval: 1,417.32 – 1,444.70

1902 votes

Category
industry_legal_and_government
Evaluated configuration
GPT-5 Chat
Evaluation type
human preference
Arena text preference / industry_life_and_physical_and_social_sciencehuman preference · 2026-10-28 · rating

GPT-5 Chat (latest)

1,416.34 rating

Confidence interval: 1,407.82 – 1,424.85

5007 votes

Category
industry_life_and_physical_and_social_science
Evaluated configuration
GPT-5 Chat
Evaluation type
human preference
Arena text preference / industry_mathematicalhuman preference · 2026-10-28 · rating

GPT-5 Chat (latest)

1,395.78 rating

Confidence interval: 1,381.07 – 1,410.50

1584 votes

Category
industry_mathematical
Evaluated configuration
GPT-5 Chat
Evaluation type
human preference
Arena text preference / industry_medicine_and_healthcarehuman preference · 2026-10-28 · rating

GPT-5 Chat (latest)

1,412.63 rating

Confidence interval: 1,398.06 – 1,427.21

1686 votes

Category
industry_medicine_and_healthcare
Evaluated configuration
GPT-5 Chat
Evaluation type
human preference
Arena text preference / industry_software_and_it_serviceshuman preference · 2026-10-28 · rating

GPT-5 Chat (latest)

1,407.25 rating

Confidence interval: 1,400.97 – 1,413.52

10528 votes

Category
industry_software_and_it_services
Evaluated configuration
GPT-5 Chat
Evaluation type
human preference
Arena text preference / industry_writing_and_literature_and_languagehuman preference · 2026-10-28 · rating

GPT-5 Chat (latest)

1,384.11 rating

Confidence interval: 1,376.61 – 1,391.61

6780 votes

Category
industry_writing_and_literature_and_language
Evaluated configuration
GPT-5 Chat
Evaluation type
human preference
Arena text preference / instruction_followinghuman preference · 2026-10-28 · rating

GPT-5 Chat (latest)

1,381.08 rating

Confidence interval: 1,374.16 – 1,388.00

8232 votes

Category
instruction_following
Evaluated configuration
GPT-5 Chat
Evaluation type
human preference
Arena text preference / japanesehuman preference · 2026-10-28 · rating

GPT-5 Chat (latest)

1,408.91 rating

Confidence interval: 1,381.76 – 1,436.05

524 votes

Category
japanese
Evaluated configuration
GPT-5 Chat
Evaluation type
human preference
Arena text preference / koreanhuman preference · 2026-10-28 · rating

GPT-5 Chat (latest)

1,359.81 rating

Confidence interval: 1,338.50 – 1,381.11

822 votes

Category
korean
Evaluated configuration
GPT-5 Chat
Evaluation type
human preference
Arena text preference / longer_queryhuman preference · 2026-10-28 · rating

GPT-5 Chat (latest)

1,398.47 rating

Confidence interval: 1,391.00 – 1,405.94

6841 votes

Category
longer_query
Evaluated configuration
GPT-5 Chat
Evaluation type
human preference
Arena text preference / mathhuman preference · 2026-10-28 · rating

GPT-5 Chat (latest)

1,407.00 rating

Confidence interval: 1,393.33 – 1,420.68

1779 votes

Category
math
Evaluated configuration
GPT-5 Chat
Evaluation type
human preference
Arena text preference / multi_turnhuman preference · 2026-10-28 · rating

GPT-5 Chat (latest)

1,426.15 rating

Confidence interval: 1,417.84 – 1,434.45

5684 votes

Category
multi_turn
Evaluated configuration
GPT-5 Chat
Evaluation type
human preference
Arena text preference / non_englishhuman preference · 2026-10-28 · rating

GPT-5 Chat (latest)

1,394.59 rating

Confidence interval: 1,389.32 – 1,399.85

17856 votes

Category
non_english
Evaluated configuration
GPT-5 Chat
Evaluation type
human preference
Arena text preference / overallhuman preference · 2026-10-28 · rating

GPT-5 Chat (latest)

1,403.28 rating

Confidence interval: 1,399.01 – 1,407.54

31187 votes

Category
overall
Evaluated configuration
GPT-5 Chat
Evaluation type
human preference
Arena text preference / polishhuman preference · 2026-10-28 · rating

GPT-5 Chat (latest)

1,431.05 rating

Confidence interval: 1,416.48 – 1,445.61

1796 votes

Category
polish
Evaluated configuration
GPT-5 Chat
Evaluation type
human preference
Arena text preference / russianhuman preference · 2026-10-28 · rating

GPT-5 Chat (latest)

1,406.60 rating

Confidence interval: 1,394.21 – 1,418.99

2169 votes

Category
russian
Evaluated configuration
GPT-5 Chat
Evaluation type
human preference
Arena text preference / spanishhuman preference · 2026-10-28 · rating

GPT-5 Chat (latest)

1,398.92 rating

Confidence interval: 1,378.65 – 1,419.20

901 votes

Category
spanish
Evaluated configuration
GPT-5 Chat
Evaluation type
human preference
Arena text preference / chinesehuman preference · 2026-10-15 · rating

GPT-5 Chat (latest)

1,422.05 rating

Confidence interval: 1,409.72 – 1,434.37

2342 votes

Category
chinese
Evaluated configuration
gpt-5-chat
Evaluation type
human preference
Arena text preference / codinghuman preference · 2026-10-15 · rating

GPT-5 Chat (latest)

1,398.15 rating

Confidence interval: 1,390.29 – 1,406.01

5988 votes

Category
coding
Evaluated configuration
gpt-5-chat
Evaluation type
human preference
Arena text preference / creative_writinghuman preference · 2026-10-15 · rating

GPT-5 Chat (latest)

1,365.22 rating

Confidence interval: 1,355.74 – 1,374.71

4015 votes

Category
creative_writing
Evaluated configuration
gpt-5-chat
Evaluation type
human preference
Arena text preference / englishhuman preference · 2026-10-15 · rating

GPT-5 Chat (latest)

1,405.82 rating

Confidence interval: 1,400.05 – 1,411.58

13290 votes

Category
english
Evaluated configuration
gpt-5-chat
Evaluation type
human preference
Arena text preference / exclude_tieshuman preference · 2026-10-15 · rating

GPT-5 Chat (latest)

1,383.84 rating

Confidence interval: 1,378.02 – 1,389.65

22347 votes

Category
exclude_ties
Evaluated configuration
gpt-5-chat
Evaluation type
human preference
Arena text preference / experthuman preference · 2026-10-15 · rating

GPT-5 Chat (latest)

1,403.33 rating

Confidence interval: 1,388.23 – 1,418.42

1540 votes

Category
expert
Evaluated configuration
gpt-5-chat
Evaluation type
human preference
Arena text preference / frenchhuman preference · 2026-10-15 · rating

GPT-5 Chat (latest)

1,409.06 rating

Confidence interval: 1,380.36 – 1,437.76

433 votes

Category
french
Evaluated configuration
gpt-5-chat
Evaluation type
human preference
Arena text preference / germanhuman preference · 2026-10-15 · rating

GPT-5 Chat (latest)

1,403.90 rating

Confidence interval: 1,381.34 – 1,426.46

701 votes

Category
german
Evaluated configuration
gpt-5-chat
Evaluation type
human preference
Arena text preference / hard_promptshuman preference · 2026-10-15 · rating

GPT-5 Chat (latest)

1,404.56 rating

Confidence interval: 1,399.03 – 1,410.09

15193 votes

Category
hard_prompts
Evaluated configuration
gpt-5-chat
Evaluation type
human preference
Arena text preference / hard_prompts_englishhuman preference · 2026-10-15 · rating

GPT-5 Chat (latest)

1,403.50 rating

Confidence interval: 1,395.94 – 1,411.06

6627 votes

Category
hard_prompts_english
Evaluated configuration
gpt-5-chat
Evaluation type
human preference
Arena text preference / industry_business_and_management_and_financial_operationshuman preference · 2026-10-15 · rating

GPT-5 Chat (latest)

1,399.57 rating

Confidence interval: 1,391.30 – 1,407.83

5586 votes

Category
industry_business_and_management_and_financial_operations
Evaluated configuration
gpt-5-chat
Evaluation type
human preference
Arena text preference / industry_entertainment_and_sports_and_mediahuman preference · 2026-10-15 · rating

GPT-5 Chat (latest)

1,362.90 rating

Confidence interval: 1,354.84 – 1,370.95

5636 votes

Category
industry_entertainment_and_sports_and_media
Evaluated configuration
gpt-5-chat
Evaluation type
human preference
Arena text preference / industry_legal_and_governmenthuman preference · 2026-10-15 · rating

GPT-5 Chat (latest)

1,430.82 rating

Confidence interval: 1,417.12 – 1,444.52

1900 votes

Category
industry_legal_and_government
Evaluated configuration
gpt-5-chat
Evaluation type
human preference
Arena text preference / industry_life_and_physical_and_social_sciencehuman preference · 2026-10-15 · rating

GPT-5 Chat (latest)

1,416.31 rating

Confidence interval: 1,407.79 – 1,424.82

5009 votes

Category
industry_life_and_physical_and_social_science
Evaluated configuration
gpt-5-chat
Evaluation type
human preference
Arena text preference / industry_mathematicalhuman preference · 2026-10-15 · rating

GPT-5 Chat (latest)

1,395.75 rating

Confidence interval: 1,381.04 – 1,410.45

1585 votes

Category
industry_mathematical
Evaluated configuration
gpt-5-chat
Evaluation type
human preference
Arena text preference / industry_medicine_and_healthcarehuman preference · 2026-10-15 · rating

GPT-5 Chat (latest)

1,412.52 rating

Confidence interval: 1,397.94 – 1,427.11

1684 votes

Category
industry_medicine_and_healthcare
Evaluated configuration
gpt-5-chat
Evaluation type
human preference
Arena text preference / industry_software_and_it_serviceshuman preference · 2026-10-15 · rating

GPT-5 Chat (latest)

1,407.41 rating

Confidence interval: 1,401.13 – 1,413.68

10530 votes

Category
industry_software_and_it_services
Evaluated configuration
gpt-5-chat
Evaluation type
human preference
Arena text preference / industry_writing_and_literature_and_languagehuman preference · 2026-10-15 · rating

GPT-5 Chat (latest)

1,384.30 rating

Confidence interval: 1,376.80 – 1,391.80

6777 votes

Category
industry_writing_and_literature_and_language
Evaluated configuration
gpt-5-chat
Evaluation type
human preference
Arena text preference / instruction_followinghuman preference · 2026-10-15 · rating

GPT-5 Chat (latest)

1,381.14 rating

Confidence interval: 1,374.23 – 1,388.06

8236 votes

Category
instruction_following
Evaluated configuration
gpt-5-chat
Evaluation type
human preference
Arena text preference / japanesehuman preference · 2026-10-15 · rating

GPT-5 Chat (latest)

1,408.70 rating

Confidence interval: 1,381.57 – 1,435.84

524 votes

Category
japanese
Evaluated configuration
gpt-5-chat
Evaluation type
human preference
Arena text preference / koreanhuman preference · 2026-10-15 · rating

GPT-5 Chat (latest)

1,359.90 rating

Confidence interval: 1,338.59 – 1,381.22

820 votes

Category
korean
Evaluated configuration
gpt-5-chat
Evaluation type
human preference
Arena text preference / longer_queryhuman preference · 2026-10-15 · rating

GPT-5 Chat (latest)

1,398.66 rating

Confidence interval: 1,391.19 – 1,406.14

6840 votes

Category
longer_query
Evaluated configuration
gpt-5-chat
Evaluation type
human preference
Arena text preference / mathhuman preference · 2026-10-15 · rating

GPT-5 Chat (latest)

1,406.84 rating

Confidence interval: 1,393.16 – 1,420.52

1779 votes

Category
math
Evaluated configuration
gpt-5-chat
Evaluation type
human preference
Arena text preference / multi_turnhuman preference · 2026-10-15 · rating

GPT-5 Chat (latest)

1,426.08 rating

Confidence interval: 1,417.77 – 1,434.38

5682 votes

Category
multi_turn
Evaluated configuration
gpt-5-chat
Evaluation type
human preference
Arena text preference / non_englishhuman preference · 2026-10-15 · rating

GPT-5 Chat (latest)

1,394.51 rating

Confidence interval: 1,389.24 – 1,399.78

17857 votes

Category
non_english
Evaluated configuration
gpt-5-chat
Evaluation type
human preference
Arena text preference / overallhuman preference · 2026-10-15 · rating

GPT-5 Chat (latest)

1,403.20 rating

Confidence interval: 1,398.94 – 1,407.47

31188 votes

Category
overall
Evaluated configuration
gpt-5-chat
Evaluation type
human preference
Arena text preference / polishhuman preference · 2026-10-15 · rating

GPT-5 Chat (latest)

1,431.18 rating

Confidence interval: 1,416.60 – 1,445.75

1795 votes

Category
polish
Evaluated configuration
gpt-5-chat
Evaluation type
human preference
Arena text preference / russianhuman preference · 2026-10-15 · rating

GPT-5 Chat (latest)

1,406.54 rating

Confidence interval: 1,394.16 – 1,418.93

2173 votes

Category
russian
Evaluated configuration
gpt-5-chat
Evaluation type
human preference
Arena text preference / spanishhuman preference · 2026-10-15 · rating

GPT-5 Chat (latest)

1,398.85 rating

Confidence interval: 1,378.55 – 1,419.16

900 votes

Category
spanish
Evaluated configuration
gpt-5-chat
Evaluation type
human preference

Run it locally

Inference · memory estimate

GPT-5 Chat (latest)

Closed weights. No supported local deployment or GPU requirement is published.

API cost

USD / month

Standard text-token estimate. Excludes taxes, caching, batch discounts, reasoning and multimodal surcharges. Provider limits and regional availability may differ.

GPT-5 Chat (latest)

Capabilities

Context window
400,000 tokens
Maximum output
128,000 tokens
Reasoning
Yes
Tool calling
No
Open weights
No
Knowledge cutoff
2024-09-30
Model license
Proprietary

Input modalities

  • text
  • image

Output modalities

  • text