Nex N2.5 Pro vs Nemotron 3 Super 120 B A12 B: cost comparison
Prices updated 2026-11-07 · computed from live provider data
Short answer: Nex N2.5 Pro is cheaper on a
3:1 input/output blend — $0.119 per million tokens versus
$0.156, a 24% difference.
Nemotron 3 Super 120 B A12 B offers the larger context window at 1,048,576 tokens, against 262,144 for Nex N2.5 Pro.
Head to head
| Nex N2.5 Pro | Nemotron 3 Super 120 B A12 B | |
|---|---|---|
| Input, per 1M tokens | $0.075 | $0.075 |
| Output, per 1M tokens | $0.250 | $0.400 |
| Blended 3:1, per 1M | $0.119 | $0.156 |
| Context window | 262,144 | 1,048,576 |
| Vendor | nex-agi | nvidia |
Monthly cost at real volumes
| Workload (input / output) | Nex N2.5 Pro | Nemotron 3 Super 120 B A12 B |
|---|---|---|
| 1M in / 250K out | $0.138 | $0.175 |
| 10M in / 2.5M out | $1.38 | $1.75 |
| 100M in / 25M out | $13.75 | $17.50 |
Which should you pick?
Pick Nemotron 3 Super 120 B A12 B when you need the longer context window (1,048,576 vs 262,144 tokens). Pick Nex N2.5 Pro when price per token dominates your workload — high-volume classification, extraction, or batch summarisation.