---
title: "NVIDIA: Nemotron 3 Ultra (free) — free route, unrated · Undominated.ai"
canonical: https://undominated.ai/models/nvidia__nemotron-3-ultra-550b-a55b__free/
description: "NVIDIA: Nemotron 3 Ultra (free) is listed as a free route in this catalogue. No independent quality score. Unrated is not zero."
---

# NVIDIA: Nemotron 3 Ultra (free) — free route, unrated · Undominated.ai

> NVIDIA: Nemotron 3 Ultra (free) is listed as a free route in this catalogue. No independent quality score. Unrated is not zero.

MODEL PROOF

# Nemotron 3 Ultra (free)

NVIDIA · 04 Jun 2026

 Balanced Summarise Chat Code gen Agentic

NOT INDEPENDENTLY RATED

## No independent LMArena score is published for this model.

 **Free** / 1M tokens Balanced · 3 tokens in per 1 out

 Independent LMArena score Not independently rated
 Context window 1M
 Maximum output 65.54K
 Input modalities text
 Output modalities text
 Published input price Free / 1M tokens
 Published output price Free / 1M tokens
 Pricing kind fixed

Evidence as of 28 Aug 2026

 openrouter/models Copy link Share Download landscape card

MODEL MONUMENT

## Save or share this proof

NVIDIA: Nemotron 3 Ultra (free). Balanced workload. Not independently rated. Evidence as of 28 Aug 2026.

 Download landscape card — 1200 by 630 pixels Download square card — 1080 by 1080 pixels Copy landscape image Share landscape card

### Every price dimension

| Input | free /M |
| --- | --- |
| Output | free /M |

### Independent scores

No independent benchmark has measured this model. Unrated is not a score of zero.

### Capability

| Context window | 1M |
| --- | --- |
| Max output | 66K |
| Input modes | text |
| Tool use | yes |
| Reasoning | optional |

### Provenance

| Price source | openrouter.ai |
| --- | --- |
| Fetched | 2026-08-28 |
| Quality data | unrated |

NVIDIA Nemotron 3 Ultra is an open frontier-reasoning and orchestration model from NVIDIA, with 55B active parameters out of 550B total (MoE). Built on a hybrid Transformer-Mamba mixture-of-experts architecture, it...

## Questions this page answers

### What beats Nemotron 3 Ultra (free)?

Nemotron 3 Ultra (free) has no independent quality score. Unrated is not a score of zero.

### Does Nemotron 3 Ultra (free) have an independent quality score?

Nemotron 3 Ultra (free) has no independent quality score in this catalogue. Unrated is not a score of zero.

### What does Nemotron 3 Ultra (free) cost?

free/M in, free/M out in this catalogue, as of the fetch date on this page. That is the API row, not a subscription.

### Does this page use Artificial Analysis scores for Nemotron 3 Ultra (free)?

No. Artificial Analysis figures are not published here. Quality on this page is LMArena Elo where a score exists; otherwise the row is unrated.

[Check whether this is still the one to buy](/check/nvidia__nemotron-3-ultra-550b-a55b__free/)

## Related

No independent quality score, so there is no dominator to name. Unrated is not a clean bill of health.

 - Same vendor [Nemotron 3 Nano Omni (free)](/models/nvidia__nemotron-3-nano-omni-30b-a3b-reasoning__free/)
- NVIDIA models [NVIDIA](/providers/#vendor-nvidia)
- Same vendor [Nemotron 3 Super (free)](/models/nvidia__nemotron-3-super-120b-a12b__free/)
- Same vendor [Nemotron 3.5 Content Safety (free)](/models/nvidia__nemotron-3.5-content-safety__free/)