benchlm.ai

GPT-5.1-Codex-Max vs Llama 4 Scout

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

Quick Verdict

GPT-5.1-Codex-Max wins overall with a score of 77 vs 38 (39 point difference).GPT-5.1-Codex-Max wins 4 out of 4 categories.

GPT-5.1-Codex-Max

CreatorOpenAI
TypeProprietary
Context400K
Score77

Llama 4 Scout

CreatorMeta
TypeOpen Weight
Context32K
Score38

Knowledge

GPT-5.1-Codex-Max

GPT-5.1-Codex-Max

95

Llama 4 Scout

44.8

98
MMLU
47
96
GPQA
46
94
SuperGPQA
44
92
OpenBookQA
42

Coding

GPT-5.1-Codex-Max

GPT-5.1-Codex-Max

94

Llama 4 Scout

39

94
HumanEval
39

Mathematics

GPT-5.1-Codex-Max

GPT-5.1-Codex-Max

97.1

Llama 4 Scout

46

99
AIME 2023
47
99
AIME 2024
49
98
AIME 2025
48
95
HMMT Feb 2023
43
97
HMMT Feb 2024
45
96
HMMT Feb 2025
44
96
BRUMO 2025
46

Reasoning

GPT-5.1-Codex-Max

GPT-5.1-Codex-Max

93

Llama 4 Scout

44

94
SimpleQA
45
92
MuSR
43

Frequently Asked Questions

Which is better, GPT-5.1-Codex-Max or Llama 4 Scout?

GPT-5.1-Codex-Max scores higher overall with 77 vs 38, a difference of 39 points across all benchmarks.

Which is better for knowledge tasks, GPT-5.1-Codex-Max or Llama 4 Scout?

GPT-5.1-Codex-Max leads in knowledge tasks with an average score of 95 vs 44.8.

Which is better for coding, GPT-5.1-Codex-Max or Llama 4 Scout?

GPT-5.1-Codex-Max leads in coding with an average score of 94 vs 39.

Which is better for math, GPT-5.1-Codex-Max or Llama 4 Scout?

GPT-5.1-Codex-Max leads in math with an average score of 97.1 vs 46.

Which is better for reasoning, GPT-5.1-Codex-Max or Llama 4 Scout?

GPT-5.1-Codex-Max leads in reasoning with an average score of 93 vs 44.

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