Aion-2.0 vs Nova Pro

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 38. 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 66. The single biggest benchmark swing on the page is OpenBookQA, 75 to 36.

Quick Verdict

Pick Aion-2.0 if you want the stronger benchmark profile. Nova Pro 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

Nova Pro

33.3

48
Terminal-Bench 2.0
31
60
BrowseComp
39
50
OSWorld-Verified
32

Coding

Aion-2.0

Aion-2.0

33.2

Nova Pro

17.2

66
HumanEval
33
35
SWE-bench Verified
19
29
LiveCodeBench
14
37
SWE-bench Pro
20

Multimodal & Grounded

Aion-2.0

Aion-2.0

66

Nova Pro

41.1

61
MMMU-Pro
37
72
OfficeQA Pro
46

Reasoning

Aion-2.0

Aion-2.0

70.3

Nova Pro

46.3

76
SimpleQA
39
74
MuSR
37
76
BBH
63
64
LongBench v2
51
65
MRCRv2
51

Knowledge

Aion-2.0

Aion-2.0

54

Nova Pro

34.2

78
MMLU
41
77
GPQA
40
75
SuperGPQA
38
75
OpenBookQA
36
67
MMLU-Pro
53
5
HLE
4
66
FrontierScience
41

Instruction Following

Aion-2.0

Aion-2.0

93

Nova Pro

66

93
IFEval
66

Multilingual

Aion-2.0

Aion-2.0

78.1

Nova Pro

60.4

80
MGSM
61
77
MMLU-ProX
60

Mathematics

Aion-2.0

Aion-2.0

72.1

Nova Pro

48.6

74
AIME 2023
41
76
AIME 2024
43
75
AIME 2025
42
70
HMMT Feb 2023
37
72
HMMT Feb 2024
39
71
HMMT Feb 2025
38
73
BRUMO 2025
40
71
MATH-500
59

Frequently Asked Questions

Which is better, Aion-2.0 or Nova Pro?

Aion-2.0 is ahead overall, 58 to 38. The biggest single separator in this matchup is OpenBookQA, where the scores are 75 and 36.

Which is better for knowledge tasks, Aion-2.0 or Nova Pro?

Aion-2.0 has the edge for knowledge tasks in this comparison, averaging 54 versus 34.2. Inside this category, OpenBookQA is the benchmark that creates the most daylight between them.

Which is better for coding, Aion-2.0 or Nova Pro?

Aion-2.0 has the edge for coding in this comparison, averaging 33.2 versus 17.2. Inside this category, HumanEval is the benchmark that creates the most daylight between them.

Which is better for math, Aion-2.0 or Nova Pro?

Aion-2.0 has the edge for math in this comparison, averaging 72.1 versus 48.6. Inside this category, AIME 2023 is the benchmark that creates the most daylight between them.

Which is better for reasoning, Aion-2.0 or Nova Pro?

Aion-2.0 has the edge for reasoning in this comparison, averaging 70.3 versus 46.3. Inside this category, SimpleQA is the benchmark that creates the most daylight between them.

Which is better for agentic tasks, Aion-2.0 or Nova Pro?

Aion-2.0 has the edge for agentic tasks in this comparison, averaging 51.7 versus 33.3. 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 Nova Pro?

Aion-2.0 has the edge for multimodal and grounded tasks in this comparison, averaging 66 versus 41.1. 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 Nova Pro?

Aion-2.0 has the edge for instruction following in this comparison, averaging 93 versus 66. Inside this category, IFEval is the benchmark that creates the most daylight between them.

Which is better for multilingual tasks, Aion-2.0 or Nova Pro?

Aion-2.0 has the edge for multilingual tasks in this comparison, averaging 78.1 versus 60.4. Inside this category, MGSM is the benchmark that creates the most daylight between them.

Last updated: March 12, 2026

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