Claude 4.1 Opus Thinking vs o1-pro

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

Claude 4.1 Opus Thinking is clearly ahead on the aggregate, 39 to 33. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.

Quick Verdict

Pick Claude 4.1 Opus Thinking if you want the stronger benchmark profile. o1-pro only becomes the better choice if mathematics is the priority.

Knowledge

o1-pro

Claude 4.1 Opus Thinking

34

o1-pro

79

38
MMLU
-
37
GPQA
79
35
SuperGPQA
-
33
OpenBookQA
-
53
MMLU-Pro
-
8
HLE
-

Coding

Claude 4.1 Opus Thinking
30
HumanEval
-
20
SWE-bench Verified
-
15
LiveCodeBench
-

Mathematics

o1-pro

Claude 4.1 Opus Thinking

40.1

o1-pro

86

38
AIME 2023
-
40
AIME 2024
86
39
AIME 2025
-
34
HMMT Feb 2023
-
36
HMMT Feb 2024
-
35
HMMT Feb 2025
-
37
BRUMO 2025
-
62
MATH-500
-

Reasoning

Claude 4.1 Opus Thinking
36
SimpleQA
-
34
MuSR
-
67
BBH
-

Instruction Following

Claude 4.1 Opus Thinking
66
IFEval
-

Multilingual

Claude 4.1 Opus Thinking
60
MGSM
-

Frequently Asked Questions

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

Claude 4.1 Opus Thinking is ahead overall, 39 to 33. The biggest single separator in this matchup is AIME 2024, where the scores are 40 and 86.

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

o1-pro has the edge for knowledge tasks in this comparison, averaging 79 versus 34. Inside this category, GPQA is the benchmark that creates the most daylight between them.

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

o1-pro has the edge for math in this comparison, averaging 86 versus 40.1. Inside this category, AIME 2024 is the benchmark that creates the most daylight between them.

Last updated: March 9, 2026

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