Aion-2.0 vs Llama 4 Behemoth

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

Aion-2.0 is clearly ahead on the aggregate, 58 to 40. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.

Aion-2.0's sharpest advantage is in instruction following, where it averages 93 against 68. The single biggest benchmark swing on the page is OpenBookQA, 75 to 43.

Aion-2.0 gives you the larger context window at 128K, compared with 32K for Llama 4 Behemoth.

Quick Verdict

Pick Aion-2.0 if you want the stronger benchmark profile. Llama 4 Behemoth only becomes the better choice if its workflow or ecosystem matters more than the raw scoreboard.

Agentic

Aion-2.0

Aion-2.0

51.7

Llama 4 Behemoth

34.6

48
Terminal-Bench 2.0
33
60
BrowseComp
38
50
OSWorld-Verified
34

Coding

Aion-2.0

Aion-2.0

33.2

Llama 4 Behemoth

14.1

66
HumanEval
40
35
SWE-bench Verified
15
29
LiveCodeBench
13
37
SWE-bench Pro
15

Multimodal & Grounded

Aion-2.0

Aion-2.0

66

Llama 4 Behemoth

55.1

61
MMMU-Pro
60
72
OfficeQA Pro
49

Reasoning

Aion-2.0

Aion-2.0

70.3

Llama 4 Behemoth

47.1

76
SimpleQA
46
74
MuSR
44
76
BBH
62
64
LongBench v2
46
65
MRCRv2
46

Knowledge

Aion-2.0

Aion-2.0

54

Llama 4 Behemoth

36.7

78
MMLU
48
77
GPQA
47
75
SuperGPQA
45
75
OpenBookQA
43
67
MMLU-Pro
54
5
HLE
3
66
FrontierScience
43

Instruction Following

Aion-2.0

Aion-2.0

93

Llama 4 Behemoth

68

93
IFEval
68

Multilingual

Aion-2.0

Aion-2.0

78.1

Llama 4 Behemoth

62.8

80
MGSM
66
77
MMLU-ProX
61

Mathematics

Aion-2.0

Aion-2.0

72.1

Llama 4 Behemoth

52.9

74
AIME 2023
48
76
AIME 2024
50
75
AIME 2025
49
70
HMMT Feb 2023
44
72
HMMT Feb 2024
46
71
HMMT Feb 2025
45
73
BRUMO 2025
47
71
MATH-500
60

Frequently Asked Questions

Which is better, Aion-2.0 or Llama 4 Behemoth?

Aion-2.0 is ahead overall, 58 to 40. The biggest single separator in this matchup is OpenBookQA, where the scores are 75 and 43.

Which is better for knowledge tasks, Aion-2.0 or Llama 4 Behemoth?

Aion-2.0 has the edge for knowledge tasks in this comparison, averaging 54 versus 36.7. Inside this category, OpenBookQA is the benchmark that creates the most daylight between them.

Which is better for coding, Aion-2.0 or Llama 4 Behemoth?

Aion-2.0 has the edge for coding in this comparison, averaging 33.2 versus 14.1. Inside this category, HumanEval is the benchmark that creates the most daylight between them.

Which is better for math, Aion-2.0 or Llama 4 Behemoth?

Aion-2.0 has the edge for math in this comparison, averaging 72.1 versus 52.9. Inside this category, AIME 2023 is the benchmark that creates the most daylight between them.

Which is better for reasoning, Aion-2.0 or Llama 4 Behemoth?

Aion-2.0 has the edge for reasoning in this comparison, averaging 70.3 versus 47.1. Inside this category, SimpleQA is the benchmark that creates the most daylight between them.

Which is better for agentic tasks, Aion-2.0 or Llama 4 Behemoth?

Aion-2.0 has the edge for agentic tasks in this comparison, averaging 51.7 versus 34.6. Inside this category, BrowseComp is the benchmark that creates the most daylight between them.

Which is better for multimodal and grounded tasks, Aion-2.0 or Llama 4 Behemoth?

Aion-2.0 has the edge for multimodal and grounded tasks in this comparison, averaging 66 versus 55.1. Inside this category, OfficeQA Pro is the benchmark that creates the most daylight between them.

Which is better for instruction following, Aion-2.0 or Llama 4 Behemoth?

Aion-2.0 has the edge for instruction following in this comparison, averaging 93 versus 68. Inside this category, IFEval is the benchmark that creates the most daylight between them.

Which is better for multilingual tasks, Aion-2.0 or Llama 4 Behemoth?

Aion-2.0 has the edge for multilingual tasks in this comparison, averaging 78.1 versus 62.8. Inside this category, MMLU-ProX is the benchmark that creates the most daylight between them.

Last updated: March 12, 2026

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