Head-to-head comparison across 1benchmark categories. Overall scores shown here use BenchLM's provisional ranking lane.
LFM2.5-8B-A1B
50
o3-mini
56
Pick o3-mini if you want the stronger benchmark profile. LFM2.5-8B-A1B only becomes the better choice if you want the cheaper token bill.
Inst. Following
+14.4 difference
LFM2.5-8B-A1B
o3-mini
$0 / $0
$1.1 / $4.4
N/A
160 t/s
N/A
7.12s
128K
200K
Pick o3-mini if you want the stronger benchmark profile. LFM2.5-8B-A1B only becomes the better choice if you want the cheaper token bill.
o3-mini is clearly ahead on the provisional aggregate, 56 to 50. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.
o3-mini's sharpest advantage is in instruction following, where it averages 93.9 against 79.5. The single biggest benchmark swing on the page is IFEval, 91.8% to 93.9%.
o3-mini is also the more expensive model on tokens at $1.10 input / $4.40 output per 1M tokens, versus $0.00 input / $0.00 output per 1M tokens for LFM2.5-8B-A1B. That is roughly Infinityx on output cost alone. o3-mini gives you the larger context window at 200K, compared with 128K for LFM2.5-8B-A1B.
o3-mini is ahead on BenchLM's provisional leaderboard, 56 to 50. The biggest single separator in this matchup is IFEval, where the scores are 91.8% and 93.9%.
o3-mini has the edge for instruction following in this comparison, averaging 93.9 versus 79.5. Inside this category, IFEval is the benchmark that creates the most daylight between them.
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