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AI models

anthropic

Claude 3 Opus (20240229)

Model evaluation

Capability & preference

Human preference · Arena

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

Claude 3 Opus (20240229) 1262.0 Claude 3 Opus (20240229) · 95% interval 1258.9–1265.0 · 194,909 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

Claude 3 Opus (20240229)

1,247.70 rating

Confidence interval: 1,239.70 – 1,255.70

23348 votes

Oct 28, 2026

Category: chinese
Evaluated configuration: Claude 3 Opus (20240229)
Evaluation type: human preference

Arena text preference / codinghuman preference · 2026-10-28 · rating

Claude 3 Opus (20240229)

1,263.90 rating

Confidence interval: 1,258.06 – 1,269.75

33748 votes

Oct 28, 2026

Category: coding
Evaluated configuration: Claude 3 Opus (20240229)
Evaluation type: human preference

Arena text preference / creative_writinghuman preference · 2026-10-28 · rating

Claude 3 Opus (20240229)

1,234.51 rating

Confidence interval: 1,228.01 – 1,241.00

28395 votes

Oct 28, 2026

Category: creative_writing
Evaluated configuration: Claude 3 Opus (20240229)
Evaluation type: human preference

Arena text preference / englishhuman preference · 2026-10-28 · rating

Claude 3 Opus (20240229)

1,262.82 rating

Confidence interval: 1,258.83 – 1,266.80

108426 votes

Oct 28, 2026

Category: english
Evaluated configuration: Claude 3 Opus (20240229)
Evaluation type: human preference

Arena text preference / exclude_tieshuman preference · 2026-10-28 · rating

Claude 3 Opus (20240229)

1,174.69 rating

Confidence interval: 1,169.97 – 1,179.40

133332 votes

Oct 28, 2026

Category: exclude_ties
Evaluated configuration: Claude 3 Opus (20240229)
Evaluation type: human preference

Arena text preference / experthuman preference · 2026-10-28 · rating

Claude 3 Opus (20240229)

1,222.43 rating

Confidence interval: 1,213.12 – 1,231.73

10374 votes

Oct 28, 2026

Category: expert
Evaluated configuration: Claude 3 Opus (20240229)
Evaluation type: human preference

Arena text preference / frenchhuman preference · 2026-10-28 · rating

Claude 3 Opus (20240229)

1,275.48 rating

Confidence interval: 1,256.64 – 1,294.32

2847 votes

Oct 28, 2026

Category: french
Evaluated configuration: Claude 3 Opus (20240229)
Evaluation type: human preference

Arena text preference / germanhuman preference · 2026-10-28 · rating

Claude 3 Opus (20240229)

1,258.37 rating

Confidence interval: 1,245.60 – 1,271.14

5672 votes

Oct 28, 2026

Category: german
Evaluated configuration: Claude 3 Opus (20240229)
Evaluation type: human preference

Arena text preference / hard_promptshuman preference · 2026-10-28 · rating

Claude 3 Opus (20240229)

1,245.31 rating

Confidence interval: 1,240.51 – 1,250.11

55074 votes

Oct 28, 2026

Category: hard_prompts
Evaluated configuration: Claude 3 Opus (20240229)
Evaluation type: human preference

Arena text preference / hard_prompts_englishhuman preference · 2026-10-28 · rating

Claude 3 Opus (20240229)

1,243.25 rating

Confidence interval: 1,237.46 – 1,249.03

34293 votes

Oct 28, 2026

Category: hard_prompts_english
Evaluated configuration: Claude 3 Opus (20240229)
Evaluation type: human preference

Arena text preference / industry_business_and_management_and_financial_operationshuman preference · 2026-10-28 · rating

Claude 3 Opus (20240229)

1,222.02 rating

Confidence interval: 1,215.07 – 1,228.97

21697 votes

Oct 28, 2026

Category: industry_business_and_management_and_financial_operations
Evaluated configuration: Claude 3 Opus (20240229)
Evaluation type: human preference

Arena text preference / industry_entertainment_and_sports_and_mediahuman preference · 2026-10-28 · rating

Claude 3 Opus (20240229)

1,220.05 rating

Confidence interval: 1,213.98 – 1,226.11

29359 votes

Oct 28, 2026

Category: industry_entertainment_and_sports_and_media
Evaluated configuration: Claude 3 Opus (20240229)
Evaluation type: human preference

Arena text preference / industry_legal_and_governmenthuman preference · 2026-10-28 · rating

Claude 3 Opus (20240229)

1,264.57 rating

Confidence interval: 1,255.17 – 1,273.97

11095 votes

Oct 28, 2026

Category: industry_legal_and_government
Evaluated configuration: Claude 3 Opus (20240229)
Evaluation type: human preference

Arena text preference / industry_life_and_physical_and_social_sciencehuman preference · 2026-10-28 · rating

Claude 3 Opus (20240229)

1,253.83 rating

Confidence interval: 1,247.73 – 1,259.93

33790 votes

Oct 28, 2026

Category: industry_life_and_physical_and_social_science
Evaluated configuration: Claude 3 Opus (20240229)
Evaluation type: human preference

Arena text preference / industry_mathematicalhuman preference · 2026-10-28 · rating

Claude 3 Opus (20240229)

1,263.77 rating

Confidence interval: 1,256.99 – 1,270.55

22970 votes

Oct 28, 2026

Category: industry_mathematical
Evaluated configuration: Claude 3 Opus (20240229)
Evaluation type: human preference

Arena text preference / industry_medicine_and_healthcarehuman preference · 2026-10-28 · rating

Claude 3 Opus (20240229)

1,231.08 rating

Confidence interval: 1,221.23 – 1,240.93

10327 votes

Oct 28, 2026

Category: industry_medicine_and_healthcare
Evaluated configuration: Claude 3 Opus (20240229)
Evaluation type: human preference

Arena text preference / industry_software_and_it_serviceshuman preference · 2026-10-28 · rating

Claude 3 Opus (20240229)

1,258.71 rating

Confidence interval: 1,253.72 – 1,263.71

54971 votes

Oct 28, 2026

Category: industry_software_and_it_services
Evaluated configuration: Claude 3 Opus (20240229)
Evaluation type: human preference

Arena text preference / industry_writing_and_literature_and_languagehuman preference · 2026-10-28 · rating

Claude 3 Opus (20240229)

1,268.55 rating

Confidence interval: 1,263.29 – 1,273.80

49929 votes

Oct 28, 2026

Category: industry_writing_and_literature_and_language
Evaluated configuration: Claude 3 Opus (20240229)
Evaluation type: human preference

Arena text preference / instruction_followinghuman preference · 2026-10-28 · rating

Claude 3 Opus (20240229)

1,248.13 rating

Confidence interval: 1,243.65 – 1,252.60

72001 votes

Oct 28, 2026

Category: instruction_following
Evaluated configuration: Claude 3 Opus (20240229)
Evaluation type: human preference

Arena text preference / japanesehuman preference · 2026-10-28 · rating

Claude 3 Opus (20240229)

1,204.11 rating

Confidence interval: 1,189.64 – 1,218.58

3650 votes

Oct 28, 2026

Category: japanese
Evaluated configuration: Claude 3 Opus (20240229)
Evaluation type: human preference

Arena text preference / koreanhuman preference · 2026-10-28 · rating

Claude 3 Opus (20240229)

1,187.35 rating

Confidence interval: 1,170.25 – 1,204.45

3906 votes

Oct 28, 2026

Category: korean
Evaluated configuration: Claude 3 Opus (20240229)
Evaluation type: human preference

Arena text preference / longer_queryhuman preference · 2026-10-28 · rating

Claude 3 Opus (20240229)

1,258.77 rating

Confidence interval: 1,252.40 – 1,265.14

23374 votes

Oct 28, 2026

Category: longer_query
Evaluated configuration: Claude 3 Opus (20240229)
Evaluation type: human preference

Arena text preference / mathhuman preference · 2026-10-28 · rating

Claude 3 Opus (20240229)

1,272.53 rating

Confidence interval: 1,266.06 – 1,278.99

25769 votes

Oct 28, 2026

Category: math
Evaluated configuration: Claude 3 Opus (20240229)
Evaluation type: human preference

Arena text preference / multi_turnhuman preference · 2026-10-28 · rating

Claude 3 Opus (20240229)

1,275.32 rating

Confidence interval: 1,269.18 – 1,281.46

31134 votes

Oct 28, 2026

Category: multi_turn
Evaluated configuration: Claude 3 Opus (20240229)
Evaluation type: human preference

Arena text preference / non_englishhuman preference · 2026-10-28 · rating

Claude 3 Opus (20240229)

1,257.55 rating

Confidence interval: 1,253.38 – 1,261.72

86483 votes

Oct 28, 2026

Category: non_english
Evaluated configuration: Claude 3 Opus (20240229)
Evaluation type: human preference

Arena text preference / overallhuman preference · 2026-10-28 · rating

Claude 3 Opus (20240229)

1,261.98 rating

Confidence interval: 1,258.94 – 1,265.02

194909 votes

Oct 28, 2026

Category: overall
Evaluated configuration: Claude 3 Opus (20240229)
Evaluation type: human preference

Arena text preference / polishhuman preference · 2026-10-28 · rating

Claude 3 Opus (20240229)

1,351.83 rating

Confidence interval: 1,303.83 – 1,399.82

371 votes

Oct 28, 2026

Category: polish
Evaluated configuration: Claude 3 Opus (20240229)
Evaluation type: human preference

Arena text preference / russianhuman preference · 2026-10-28 · rating

Claude 3 Opus (20240229)

1,279.81 rating

Confidence interval: 1,272.93 – 1,286.70

21089 votes

Oct 28, 2026

Category: russian
Evaluated configuration: Claude 3 Opus (20240229)
Evaluation type: human preference

Arena text preference / spanishhuman preference · 2026-10-28 · rating

Claude 3 Opus (20240229)

1,246.29 rating

Confidence interval: 1,227.26 – 1,265.32

2569 votes

Oct 28, 2026

Category: spanish
Evaluated configuration: Claude 3 Opus (20240229)
Evaluation type: human preference

Run it locally

Inference · memory estimate

Claude 3 Opus (20240229)

Not enough verified architecture information for a reliable VRAM estimate.

Capabilities

Model license: Proprietary