benchlm.ai

Claude 4.1 Opus Thinking vs o1-preview

Side-by-side benchmark comparison across knowledge, coding, math, and reasoning.

Quick Verdict

o1-preview wins overall with a score of 71 vs 29 (42 point difference).o1-preview wins 4 out of 4 categories.

Claude 4.1 Opus Thinking

CreatorAnthropic
TypeProprietary
Context200K
Score29

o1-preview

CreatorOpenAI
TypeProprietary
Context200K
Score71

Knowledge

o1-preview

Claude 4.1 Opus Thinking

35.8

o1-preview

89

38
MMLU
92
37
GPQA
90
35
SuperGPQA
88
33
OpenBookQA
86

Coding

o1-preview

Claude 4.1 Opus Thinking

30

o1-preview

86

30
HumanEval
86

Mathematics

o1-preview

Claude 4.1 Opus Thinking

37

o1-preview

93

38
AIME 2023
94
40
AIME 2024
96
39
AIME 2025
95
34
HMMT Feb 2023
90
36
HMMT Feb 2024
92
35
HMMT Feb 2025
91
37
BRUMO 2025
93

Reasoning

o1-preview

Claude 4.1 Opus Thinking

35

o1-preview

87

36
SimpleQA
88
34
MuSR
86

Frequently Asked Questions

Which is better, Claude 4.1 Opus Thinking or o1-preview?

o1-preview scores higher overall with 71 vs 29, a difference of 42 points across all benchmarks.

Which is better for knowledge tasks, Claude 4.1 Opus Thinking or o1-preview?

o1-preview leads in knowledge tasks with an average score of 89 vs 35.8.

Which is better for coding, Claude 4.1 Opus Thinking or o1-preview?

o1-preview leads in coding with an average score of 86 vs 30.

Which is better for math, Claude 4.1 Opus Thinking or o1-preview?

o1-preview leads in math with an average score of 93 vs 37.

Which is better for reasoning, Claude 4.1 Opus Thinking or o1-preview?

o1-preview leads in reasoning with an average score of 87 vs 35.

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