← Model list
Nemotron 3 Ultra
nvidia·nvidia/nemotron-3-ultra-550b-3·GA·Open weights·nemotron series·NEW
Largest Nemotron 3 model for maximum open-weight reasoning and agent accuracy
At a glance
Reference price$0.75 / $2.75 per 1M
Cache read $0.15 · Weights & Biases
Lowest paid$0.60 / $2.40
Vercel AI Gateway Cloud · 1.5× spread
Context262,144
⚠ Providers report 131,072–1,000,000; the table below is authoritative
Output limit262,144
Capabilities
✓ Reasoning✓ Tool use✓ Structured output✓ TemperatureAttachments
⚠ Providers report capability flags inconsistently
Modalities
Text
Knowledge cutoff—
Released / updated2026-06-04 / 2026-06-12
Quality & performance
Artificial Analysis doesn't cover this model (267 of 2059 have data). Quality data comes from independent evals covering widely used models.
Available at 4 providers3 with public prices
| Provider | Tier | Input | Output | Cache read | Cache write | Context | Output limit | Status |
|---|---|---|---|---|---|---|---|---|
| Vercel AI Gateway nvidia/nemotron-3-ultra-550b-a55b | Cloud | $0.60 | $2.40 | $0.12 | — | 1,000,000 ⚠ | 65,000 | |
| DigitalOcean nemotron-3-ultra-550b | Cloud | $0.90 | $1.70 | — | — | 131,072 ⚠ | 131,072 | |
| Weights & Biases nvidia/NVIDIA-Nemotron-3-Ultra-550B-A55B | Cloud | $0.75 | $2.75 | $0.15 | — | 262,144 | 262,144 | |
| Ollama Cloud nemotron-3-ultra | Cloud | — | — | — | — | 262,144 | 128,000 | hostTable.undisclosed |
Sorted by blended price (input×0.75 + output×0.25) asc. The official channel always shows regardless of rank. Whether a gateway's low price is actually usable can't be verified.
Your usage cost
1Vercel AI Gateway$182.40
2Weights & Biases$215.50
3DigitalOcean$265.00
The cheapest paid channel is the only channel.
Benchmark
No upstream benchmark data for this model. For quality, see the Artificial Analysis intelligence score above.
Reasoning control
Toggle (on / off)
Related models
nemotron-lightning-3.5-30b-a3bsame series$0.045 / $0.18Nemotron 3.5 Lightning 30B A3Bsame series$0 / $0Nvidia Nemotron 3.5 Lightningsame series$0.05 / $0.20DeepSeek V4 Procheaper alternative$0.435 / $0.87DeepSeek V4 Flashcheaper alternative$0.14 / $0.28MiniMax-M2.7cheaper alternative$0.30 / $1.20DeepSeek V4 Flash 0731cheaper alternative$0.479 / $1.44
Price historyone sample accumulated per data sync
Input list $0.75Output list $2.75Min blended $1.05
Price history accumulates from each data sync; currently only 1 sample(s) (2026-08-21). Each future sync adds a point, and once accumulated a line is drawn here.