benchlm.ai

Claude 4.1 Opus Thinking vs o3-pro

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

Quick Verdict

o3-pro wins overall with a score of 68 vs 29 (39 point difference).o3-pro wins 4 out of 4 categories.

Claude 4.1 Opus Thinking

CreatorAnthropic
TypeProprietary
Context200K
Score29

o3-pro

CreatorOpenAI
TypeProprietary
Context200K
Score68

Knowledge

o3-pro

Claude 4.1 Opus Thinking

35.8

o3-pro

87.3

38
MMLU
88
37
GPQA
89
35
SuperGPQA
87
33
OpenBookQA
85

Coding

o3-pro

Claude 4.1 Opus Thinking

30

o3-pro

80

30
HumanEval
80

Mathematics

o3-pro

Claude 4.1 Opus Thinking

37

o3-pro

89

38
AIME 2023
90
40
AIME 2024
92
39
AIME 2025
91
34
HMMT Feb 2023
86
36
HMMT Feb 2024
88
35
HMMT Feb 2025
87
37
BRUMO 2025
89

Reasoning

o3-pro

Claude 4.1 Opus Thinking

35

o3-pro

85

36
SimpleQA
86
34
MuSR
84

Frequently Asked Questions

Which is better, Claude 4.1 Opus Thinking or o3-pro?

o3-pro scores higher overall with 68 vs 29, a difference of 39 points across all benchmarks.

Which is better for knowledge tasks, Claude 4.1 Opus Thinking or o3-pro?

o3-pro leads in knowledge tasks with an average score of 87.3 vs 35.8.

Which is better for coding, Claude 4.1 Opus Thinking or o3-pro?

o3-pro leads in coding with an average score of 80 vs 30.

Which is better for math, Claude 4.1 Opus Thinking or o3-pro?

o3-pro leads in math with an average score of 89 vs 37.

Which is better for reasoning, Claude 4.1 Opus Thinking or o3-pro?

o3-pro leads in reasoning with an average score of 85 vs 35.

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