GPT-5.4 vs Mistral Large 3

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

Quick Verdict

GPT-5.4 wins overall with a score of 88 vs 61 (27 point difference).GPT-5.4 wins 4 out of 4 categories.

Knowledge

GPT-5.4

GPT-5.4

96

Mistral Large 3

73.8

99
MMLU
76
97
GPQA
75
95
SuperGPQA
73
93
OpenBookQA
71

Coding

GPT-5.4

GPT-5.4

91

Mistral Large 3

68

91
HumanEval
68

Mathematics

GPT-5.4

GPT-5.4

97.1

Mistral Large 3

75

99
AIME 2023
76
99
AIME 2024
78
98
AIME 2025
77
95
HMMT Feb 2023
72
97
HMMT Feb 2024
74
96
HMMT Feb 2025
73
96
BRUMO 2025
75

Reasoning

GPT-5.4

GPT-5.4

94

Mistral Large 3

72

95
SimpleQA
73
93
MuSR
71

Frequently Asked Questions

Which is better, GPT-5.4 or Mistral Large 3?

GPT-5.4 scores higher overall with 88 vs 61, a difference of 27 points across all benchmarks.

Which is better for knowledge tasks, GPT-5.4 or Mistral Large 3?

GPT-5.4 leads in knowledge tasks with an average score of 96 vs 73.8.

Which is better for coding, GPT-5.4 or Mistral Large 3?

GPT-5.4 leads in coding with an average score of 91 vs 68.

Which is better for math, GPT-5.4 or Mistral Large 3?

GPT-5.4 leads in math with an average score of 97.1 vs 75.

Which is better for reasoning, GPT-5.4 or Mistral Large 3?

GPT-5.4 leads in reasoning with an average score of 94 vs 72.