NVIDIA Nemotron 3 Ultra is NVIDIA's strongest open-weights reasoning model, positioned near GPT-5.4 Mini (xhigh) and ahead of DeepSeek V4-Flash and Qwen3.5-397B-A17B.
nvidia-nemotron-3-ultra is currently listed from a single provider. Its reference price is $0.50 per 1M input tokens and $2.50 per 1M output tokens.
The context window is 262,144 tokens, with an output limit of 131,072 tokens. It supports reasoning.
| Provider | Tier | Input | Output | Cache read | Cache write | Context | Output limit | Status |
|---|---|---|---|---|---|---|---|---|
| Requesty | Gateway | $0.50 | $2.50 | — | — | 262,144 | 131,072 |
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.