Nemotron 3 Ultra 550B A55B
Largest Nemotron 3 model for maximum open-weight reasoning and agent accuracy
Sources
Same model, different sources. Our first-party rate is listed first, then router and aggregator rows stay separate so you can see the spread instead of a single blended number.
| Source | Provider | Input | Output | Cache read | Context |
|---|---|---|---|---|---|
| models.devcheapestaccounts/fireworks/models/nemotron-3-ultra-nvfp4 | Fireworks AI | $0.6 | $2.40 | $0.12 | 262K |
| models.devnemotron-3-ultra-nvfp4 | Requesty | $0.6 | $2.40 | $0.12 | 262K |
| LiteLLMaccounts/fireworks/models/nemotron-3-ultra-nvfp4 | N/A | $0.6 | $2.40 | $0.12 | N/A |
| LiteLLMnemotron-3-ultra-nvfp4 | N/A | $0.6 | $2.40 | $0.12 | N/A |
Capabilities
- Reasoning
- Tool calling
- Structured output
- Open weights
- In: text
- Out: text
Scores
Sparse coverage on purpose. Missing a score means we have not linked one yet, not that the model is unranked. Hover or tap the i next to any score for its source. Full boards on /benchmarks.
- AA intelligence22.9i
- AA coding49.3i
- AA agentic20.1i
Arena rows are community-vote Elo from Arena AI, Artificial Analysis indices arrive via OpenRouter, and launch-eval figures are collected from vendor announcements, analyst writeups, and community benchmarks. Full boards and credits on /benchmarks.
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