Head-to-head comparison across 1benchmark categories. Overall scores shown here use BenchLM's provisional ranking lane.
LongCat-2.0
80
Nemotron 3 Nano Omni 30B A3B
49
Pick LongCat-2.0 if you want the stronger benchmark profile. Nemotron 3 Nano Omni 30B A3B only becomes the better choice if you want the cheaper token bill.
Coding
+6.0 difference
LongCat-2.0
Nemotron 3 Nano Omni 30B A3B
$0.75 / $2.95
$0 / $0
N/A
N/A
N/A
N/A
1M
256K
Pick LongCat-2.0 if you want the stronger benchmark profile. Nemotron 3 Nano Omni 30B A3B only becomes the better choice if you want the cheaper token bill.
LongCat-2.0 is clearly ahead on the provisional aggregate, 80 to 49. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.
LongCat-2.0's sharpest advantage is in coding, where it averages 59.5 against 53.5.
LongCat-2.0 is also the more expensive model on tokens at $0.75 input / $2.95 output per 1M tokens, versus $0.00 input / $0.00 output per 1M tokens for Nemotron 3 Nano Omni 30B A3B. That is roughly Infinityx on output cost alone. LongCat-2.0 gives you the larger context window at 1M, compared with 256K for Nemotron 3 Nano Omni 30B A3B.
LongCat-2.0 is ahead on BenchLM's provisional leaderboard, 80 to 49.
LongCat-2.0 has the edge for coding in this comparison, averaging 59.5 versus 53.5. Nemotron 3 Nano Omni 30B A3B stays close enough that the answer can still flip depending on your workload.
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