GPT-5 (high) vs Llama 4 Behemoth

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

Quick Verdict

GPT-5 (high) wins overall with a score of 72 vs 39 (33 point difference).GPT-5 (high) wins 4 out of 4 categories.

Knowledge

GPT-5 (high)

GPT-5 (high)

90

Llama 4 Behemoth

45.8

93
MMLU
48
91
GPQA
47
89
SuperGPQA
45
87
OpenBookQA
43

Coding

GPT-5 (high)

GPT-5 (high)

85

Llama 4 Behemoth

40

85
HumanEval
40

Mathematics

GPT-5 (high)

GPT-5 (high)

94

Llama 4 Behemoth

47

95
AIME 2023
48
97
AIME 2024
50
96
AIME 2025
49
91
HMMT Feb 2023
44
93
HMMT Feb 2024
46
92
HMMT Feb 2025
45
94
BRUMO 2025
47

Reasoning

GPT-5 (high)

GPT-5 (high)

88

Llama 4 Behemoth

45

89
SimpleQA
46
87
MuSR
44

Frequently Asked Questions

Which is better, GPT-5 (high) or Llama 4 Behemoth?

GPT-5 (high) scores higher overall with 72 vs 39, a difference of 33 points across all benchmarks.

Which is better for knowledge tasks, GPT-5 (high) or Llama 4 Behemoth?

GPT-5 (high) leads in knowledge tasks with an average score of 90 vs 45.8.

Which is better for coding, GPT-5 (high) or Llama 4 Behemoth?

GPT-5 (high) leads in coding with an average score of 85 vs 40.

Which is better for math, GPT-5 (high) or Llama 4 Behemoth?

GPT-5 (high) leads in math with an average score of 94 vs 47.

Which is better for reasoning, GPT-5 (high) or Llama 4 Behemoth?

GPT-5 (high) leads in reasoning with an average score of 88 vs 45.