Grok 4.1 vs LFM2-24B-A2B

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

Grok 4.1 is clearly ahead on the aggregate, 84 to 38. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.

Grok 4.1's sharpest advantage is in coding, where it averages 73.4 against 18. The single biggest benchmark swing on the page is SWE-bench Verified, 77 to 18.

Grok 4.1 is also the more expensive model on tokens at $3.00 input / $15.00 output per 1M tokens, versus $0.03 input / $0.12 output per 1M tokens for LFM2-24B-A2B. That is roughly 125.0x on output cost alone. Grok 4.1 gives you the larger context window at 1M, compared with 32K for LFM2-24B-A2B.

Quick Verdict

Pick Grok 4.1 if you want the stronger benchmark profile. LFM2-24B-A2B only becomes the better choice if you want the cheaper token bill.

Agentic

Grok 4.1

Grok 4.1

76.9

LFM2-24B-A2B

33.4

79
Terminal-Bench 2.0
30
79
BrowseComp
38
73
OSWorld-Verified
34

Coding

Grok 4.1

Grok 4.1

73.4

LFM2-24B-A2B

18

91
HumanEval
42
77
SWE-bench Verified
18
73
LiveCodeBench
17
73
SWE-bench Pro
19

Multimodal & Grounded

Grok 4.1

Grok 4.1

93.2

LFM2-24B-A2B

41.7

95
MMMU-Pro
39
91
OfficeQA Pro
45

Reasoning

Grok 4.1

Grok 4.1

91.9

LFM2-24B-A2B

46.6

95
SimpleQA
44
93
MuSR
42
93
BBH
63
90
LongBench v2
48
89
MRCRv2
45

Knowledge

Grok 4.1

Grok 4.1

79.5

LFM2-24B-A2B

35.6

99
MMLU
46
97
GPQA
45
95
SuperGPQA
43
93
OpenBookQA
41
90
MMLU-Pro
51
40
HLE
4
91
FrontierScience
43

Instruction Following

Grok 4.1

Grok 4.1

93

LFM2-24B-A2B

68

93
IFEval
68

Multilingual

Grok 4.1

Grok 4.1

92.8

LFM2-24B-A2B

61.4

96
MGSM
64
91
MMLU-ProX
60

Mathematics

Grok 4.1

Grok 4.1

96.8

LFM2-24B-A2B

50.4

99
AIME 2023
46
99
AIME 2024
48
98
AIME 2025
47
95
HMMT Feb 2023
42
97
HMMT Feb 2024
44
96
HMMT Feb 2025
43
96
BRUMO 2025
45
97
MATH-500
57

Frequently Asked Questions

Which is better, Grok 4.1 or LFM2-24B-A2B?

Grok 4.1 is ahead overall, 84 to 38. The biggest single separator in this matchup is SWE-bench Verified, where the scores are 77 and 18.

Which is better for knowledge tasks, Grok 4.1 or LFM2-24B-A2B?

Grok 4.1 has the edge for knowledge tasks in this comparison, averaging 79.5 versus 35.6. Inside this category, MMLU is the benchmark that creates the most daylight between them.

Which is better for coding, Grok 4.1 or LFM2-24B-A2B?

Grok 4.1 has the edge for coding in this comparison, averaging 73.4 versus 18. Inside this category, SWE-bench Verified is the benchmark that creates the most daylight between them.

Which is better for math, Grok 4.1 or LFM2-24B-A2B?

Grok 4.1 has the edge for math in this comparison, averaging 96.8 versus 50.4. Inside this category, AIME 2023 is the benchmark that creates the most daylight between them.

Which is better for reasoning, Grok 4.1 or LFM2-24B-A2B?

Grok 4.1 has the edge for reasoning in this comparison, averaging 91.9 versus 46.6. Inside this category, SimpleQA is the benchmark that creates the most daylight between them.

Which is better for agentic tasks, Grok 4.1 or LFM2-24B-A2B?

Grok 4.1 has the edge for agentic tasks in this comparison, averaging 76.9 versus 33.4. Inside this category, Terminal-Bench 2.0 is the benchmark that creates the most daylight between them.

Which is better for multimodal and grounded tasks, Grok 4.1 or LFM2-24B-A2B?

Grok 4.1 has the edge for multimodal and grounded tasks in this comparison, averaging 93.2 versus 41.7. Inside this category, MMMU-Pro is the benchmark that creates the most daylight between them.

Which is better for instruction following, Grok 4.1 or LFM2-24B-A2B?

Grok 4.1 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, Grok 4.1 or LFM2-24B-A2B?

Grok 4.1 has the edge for multilingual tasks in this comparison, averaging 92.8 versus 61.4. Inside this category, MGSM is the benchmark that creates the most daylight between them.

Last updated: March 12, 2026

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