GPT-5.4 Pro vs DeepSeekMath V2

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

GPT-5.4 Pro is clearly ahead on the aggregate, 94 to 71. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.

GPT-5.4 Pro's sharpest advantage is in coding, where it averages 89 against 53.7. The single biggest benchmark swing on the page is LiveCodeBench, 86 to 44.

GPT-5.4 Pro gives you the larger context window at 1.05M, compared with 128K for DeepSeekMath V2.

Quick Verdict

Pick GPT-5.4 Pro if you want the stronger benchmark profile. DeepSeekMath V2 only becomes the better choice if its workflow or ecosystem matters more than the raw scoreboard.

Knowledge

GPT-5.4 Pro

GPT-5.4 Pro

88.8

DeepSeekMath V2

67.2

99
MMLU
80
99
GPQA
79
97
SuperGPQA
77
94
OpenBookQA
75
94
MMLU-Pro
74
50
HLE
18

Coding

GPT-5.4 Pro

GPT-5.4 Pro

89

DeepSeekMath V2

53.7

95
HumanEval
72
86
SWE-bench Verified
45
86
LiveCodeBench
44

Mathematics

GPT-5.4 Pro

GPT-5.4 Pro

98

DeepSeekMath V2

80.4

99
AIME 2023
80
99
AIME 2024
82
99
AIME 2025
81
96
HMMT Feb 2023
76
98
HMMT Feb 2024
78
97
HMMT Feb 2025
77
97
BRUMO 2025
79
99
MATH-500
90

Reasoning

GPT-5.4 Pro

GPT-5.4 Pro

96.7

DeepSeekMath V2

79.3

97
SimpleQA
77
95
MuSR
75
98
BBH
86

Instruction Following

GPT-5.4 Pro

GPT-5.4 Pro

97

DeepSeekMath V2

83

97
IFEval
83

Multilingual

GPT-5.4 Pro

GPT-5.4 Pro

97

DeepSeekMath V2

87

97
MGSM
87

Frequently Asked Questions

Which is better, GPT-5.4 Pro or DeepSeekMath V2?

GPT-5.4 Pro is ahead overall, 94 to 71. The biggest single separator in this matchup is LiveCodeBench, where the scores are 86 and 44.

Which is better for knowledge tasks, GPT-5.4 Pro or DeepSeekMath V2?

GPT-5.4 Pro has the edge for knowledge tasks in this comparison, averaging 88.8 versus 67.2. Inside this category, HLE is the benchmark that creates the most daylight between them.

Which is better for coding, GPT-5.4 Pro or DeepSeekMath V2?

GPT-5.4 Pro has the edge for coding in this comparison, averaging 89 versus 53.7. Inside this category, LiveCodeBench is the benchmark that creates the most daylight between them.

Which is better for math, GPT-5.4 Pro or DeepSeekMath V2?

GPT-5.4 Pro has the edge for math in this comparison, averaging 98 versus 80.4. Inside this category, HMMT Feb 2023 is the benchmark that creates the most daylight between them.

Which is better for reasoning, GPT-5.4 Pro or DeepSeekMath V2?

GPT-5.4 Pro has the edge for reasoning in this comparison, averaging 96.7 versus 79.3. Inside this category, SimpleQA is the benchmark that creates the most daylight between them.

Which is better for instruction following, GPT-5.4 Pro or DeepSeekMath V2?

GPT-5.4 Pro has the edge for instruction following in this comparison, averaging 97 versus 83. Inside this category, IFEval is the benchmark that creates the most daylight between them.

Which is better for multilingual tasks, GPT-5.4 Pro or DeepSeekMath V2?

GPT-5.4 Pro has the edge for multilingual tasks in this comparison, averaging 97 versus 87. Inside this category, MGSM is the benchmark that creates the most daylight between them.

Last updated: March 9, 2026

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