DeepSeek LLM 2.0 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 63 (5 point difference).GPT-5 mini wins 4 out of 4 categories.

Knowledge

GPT-5 mini

DeepSeek LLM 2.0

76.8

GPT-5 mini

85

79
MMLU
88
78
GPQA
86
76
SuperGPQA
84
74
OpenBookQA
82

Coding

GPT-5 mini

DeepSeek LLM 2.0

73

GPT-5 mini

80

73
HumanEval
80

Mathematics

GPT-5 mini

DeepSeek LLM 2.0

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

DeepSeek LLM 2.0

76

GPT-5 mini

83

77
SimpleQA
84
75
MuSR
82

Frequently Asked Questions

Which is better, DeepSeek LLM 2.0 or GPT-5 mini?

GPT-5 mini scores higher overall with 68 vs 63, a difference of 5 points across all benchmarks.

Which is better for knowledge tasks, DeepSeek LLM 2.0 or GPT-5 mini?

GPT-5 mini leads in knowledge tasks with an average score of 85 vs 76.8.

Which is better for coding, DeepSeek LLM 2.0 or GPT-5 mini?

GPT-5 mini leads in coding with an average score of 80 vs 73.

Which is better for math, DeepSeek LLM 2.0 or GPT-5 mini?

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

Which is better for reasoning, DeepSeek LLM 2.0 or GPT-5 mini?

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