benchlm.ai

GPT-5 (medium) vs Mistral Large 3

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

Quick Verdict

GPT-5 (medium) wins overall with a score of 70 vs 61 (9 point difference).GPT-5 (medium) wins 4 out of 4 categories.

GPT-5 (medium)

CreatorOpenAI
TypeProprietary
Context128K
Score70

Mistral Large 3

CreatorMistral
TypeOpen Weight
Context128K
Score61

Knowledge

GPT-5 (medium)

GPT-5 (medium)

88

Mistral Large 3

73.8

91
MMLU
76
89
GPQA
75
87
SuperGPQA
73
85
OpenBookQA
71

Coding

GPT-5 (medium)

GPT-5 (medium)

83

Mistral Large 3

68

83
HumanEval
68

Mathematics

GPT-5 (medium)

GPT-5 (medium)

92

Mistral Large 3

75

93
AIME 2023
76
95
AIME 2024
78
94
AIME 2025
77
89
HMMT Feb 2023
72
91
HMMT Feb 2024
74
90
HMMT Feb 2025
73
92
BRUMO 2025
75

Reasoning

GPT-5 (medium)

GPT-5 (medium)

86

Mistral Large 3

72

87
SimpleQA
73
85
MuSR
71

Frequently Asked Questions

Which is better, GPT-5 (medium) or Mistral Large 3?

GPT-5 (medium) scores higher overall with 70 vs 61, a difference of 9 points across all benchmarks.

Which is better for knowledge tasks, GPT-5 (medium) or Mistral Large 3?

GPT-5 (medium) leads in knowledge tasks with an average score of 88 vs 73.8.

Which is better for coding, GPT-5 (medium) or Mistral Large 3?

GPT-5 (medium) leads in coding with an average score of 83 vs 68.

Which is better for math, GPT-5 (medium) or Mistral Large 3?

GPT-5 (medium) leads in math with an average score of 92 vs 75.

Which is better for reasoning, GPT-5 (medium) or Mistral Large 3?

GPT-5 (medium) leads in reasoning with an average score of 86 vs 72.

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