benchlm.ai

Claude 4.1 Opus Thinking vs GPT-5.4

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

Quick Verdict

GPT-5.4 wins overall with a score of 88 vs 29 (59 point difference).GPT-5.4 wins 4 out of 4 categories.

Claude 4.1 Opus Thinking

CreatorAnthropic
TypeProprietary
Context200K
Score29

GPT-5.4

CreatorOpenAI
TypeProprietary
Context1M
Score88

Knowledge

GPT-5.4

Claude 4.1 Opus Thinking

35.8

GPT-5.4

96

38
MMLU
99
37
GPQA
97
35
SuperGPQA
95
33
OpenBookQA
93

Coding

GPT-5.4

Claude 4.1 Opus Thinking

30

GPT-5.4

91

30
HumanEval
91

Mathematics

GPT-5.4

Claude 4.1 Opus Thinking

37

GPT-5.4

97.1

38
AIME 2023
99
40
AIME 2024
99
39
AIME 2025
98
34
HMMT Feb 2023
95
36
HMMT Feb 2024
97
35
HMMT Feb 2025
96
37
BRUMO 2025
96

Reasoning

GPT-5.4

Claude 4.1 Opus Thinking

35

GPT-5.4

94

36
SimpleQA
95
34
MuSR
93

Frequently Asked Questions

Which is better, Claude 4.1 Opus Thinking or GPT-5.4?

GPT-5.4 scores higher overall with 88 vs 29, a difference of 59 points across all benchmarks.

Which is better for knowledge tasks, Claude 4.1 Opus Thinking or GPT-5.4?

GPT-5.4 leads in knowledge tasks with an average score of 96 vs 35.8.

Which is better for coding, Claude 4.1 Opus Thinking or GPT-5.4?

GPT-5.4 leads in coding with an average score of 91 vs 30.

Which is better for math, Claude 4.1 Opus Thinking or GPT-5.4?

GPT-5.4 leads in math with an average score of 97.1 vs 37.

Which is better for reasoning, Claude 4.1 Opus Thinking or GPT-5.4?

GPT-5.4 leads in reasoning with an average score of 94 vs 35.

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