LongCat 2.0 vs NVIDIA Nemotron 3 Nano 30B A3B (Reasoning)
Which is better for the money: LongCat 2.0 by LongCat or NVIDIA Nemotron 3 Nano 30B A3B (Reasoning) by NVIDIA? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-26.
Trade-off
Verdict
Depends on your budget
LongCat 2.0 scores 10.2 points higher (19.1 vs 8.9) but costs 8.5× as much to run the benchmark ($545 vs $63.7; premium vs mid-range cost classes). They are not alternatives at one budget: pick LongCat 2.0 when you need intelligence above 8.9, and NVIDIA Nemotron 3 Nano 30B A3B (Reasoni… when 8.9 is enough.
| Metric | LongCat 2.0 | NVIDIA Nemotron 3 Nano 30B A3B (Reasoning) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 19.1 | 8.9 | −53.4% NVIDIA Nemotron 3 Nan… is 53.4% less intelligent |
| Total AA cost (lower is better) | $544.74 | $63.74 | −88.3% NVIDIA Nemotron 3 Nan… is 88.3% cheaper |
| End-to-end time (lower is better) | 37.69s | 10.29s | −72.7% NVIDIA Nemotron 3 Nan… is 72.7% faster |
| Price per 1M tokens (in / out) | $0.75 / $2.95 | $0.05 / $0.20 | |
| Input modalities | Text | Text |
NVIDIA Nemotron 3 Nano 30B A3B (Reasoning) vs LongCat 2.0: 53.4% less intelligence, 88.3% less cost to run the AA benchmark, and 72.7% faster end-to-end.
Today's Pareto frontier
Against the frontier
- LongCat 2.0 is off the frontier: at the same or lower cost, GPT-6.1 Sol (High) scores 50.20 for $521.
- NVIDIA Nemotron 3 Nano 30B A3B (Reasoning) is off the frontier: at the same or lower cost, Claude Haiku 5.5 (Medium) scores 34.50 for $56.4.
LongCat 2.0NVIDIA Nemotron 3 Nano 30B A3B (Reasoning)Today's Pareto frontierOpen-weights frontierEvery other model
Matchup
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Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/longcat-2-0/nvidia-nemotron-3-nano-30b-a3b-reasoning · Markdown: /api/v1/compare/longcat-2-0/nvidia-nemotron-3-nano-30b-a3b-reasoning?format=md · llms.txt · agent skill