DeepSeekMath V2 vs GPT-5 mini

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

Quick Verdict

GPT-5 mini wins overall with a score of 68 vs 64 (4 point difference).GPT-5 mini wins 4 out of 4 categories.

Knowledge

GPT-5 mini

DeepSeekMath V2

77.8

GPT-5 mini

85

80
MMLU
88
79
GPQA
86
77
SuperGPQA
84
75
OpenBookQA
82

Coding

GPT-5 mini

DeepSeekMath V2

72

GPT-5 mini

80

72
HumanEval
80

Mathematics

GPT-5 mini

DeepSeekMath V2

79

GPT-5 mini

89

80
AIME 2023
90
82
AIME 2024
92
81
AIME 2025
91
76
HMMT Feb 2023
86
78
HMMT Feb 2024
88
77
HMMT Feb 2025
87
79
BRUMO 2025
89

Reasoning

GPT-5 mini

DeepSeekMath V2

76

GPT-5 mini

83

77
SimpleQA
84
75
MuSR
82

Frequently Asked Questions

Which is better, DeepSeekMath V2 or GPT-5 mini?

GPT-5 mini scores higher overall with 68 vs 64, a difference of 4 points across all benchmarks.

Which is better for knowledge tasks, DeepSeekMath V2 or GPT-5 mini?

GPT-5 mini leads in knowledge tasks with an average score of 85 vs 77.8.

Which is better for coding, DeepSeekMath V2 or GPT-5 mini?

GPT-5 mini leads in coding with an average score of 80 vs 72.

Which is better for math, DeepSeekMath V2 or GPT-5 mini?

GPT-5 mini leads in math with an average score of 89 vs 79.

Which is better for reasoning, DeepSeekMath V2 or GPT-5 mini?

GPT-5 mini leads in reasoning with an average score of 83 vs 76.