Llama 4 Behemoth vs o3

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

Quick Verdict

o3 wins overall with a score of 67 vs 39 (28 point difference).o3 wins 4 out of 4 categories.

Knowledge

o3

Llama 4 Behemoth

45.8

o3

85.3

48
MMLU
86
47
GPQA
87
45
SuperGPQA
85
43
OpenBookQA
83

Coding

o3

Llama 4 Behemoth

40

o3

78

40
HumanEval
78

Mathematics

o3

Llama 4 Behemoth

47

o3

87

48
AIME 2023
88
50
AIME 2024
90
49
AIME 2025
89
44
HMMT Feb 2023
84
46
HMMT Feb 2024
86
45
HMMT Feb 2025
85
47
BRUMO 2025
87

Reasoning

o3

Llama 4 Behemoth

45

o3

83

46
SimpleQA
84
44
MuSR
82

Frequently Asked Questions

Which is better, Llama 4 Behemoth or o3?

o3 scores higher overall with 67 vs 39, a difference of 28 points across all benchmarks.

Which is better for knowledge tasks, Llama 4 Behemoth or o3?

o3 leads in knowledge tasks with an average score of 85.3 vs 45.8.

Which is better for coding, Llama 4 Behemoth or o3?

o3 leads in coding with an average score of 78 vs 40.

Which is better for math, Llama 4 Behemoth or o3?

o3 leads in math with an average score of 87 vs 47.

Which is better for reasoning, Llama 4 Behemoth or o3?

o3 leads in reasoning with an average score of 83 vs 45.