Nemotron 3 Ultra 550B A55B
llmgateway/nemotron-3-ultra-550bPar llmgateway · famille: nemotron · sorti 2026-06-04
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Prices in USD per 1M tokens. Unknown means the provider does not publish per-token pricing.
Capacités
Model fit scores
0–100 · higher is betterThese scores reward declared capabilities, context size, price and provider availability — they are not benchmark results. Use them as a directional signal alongside your own evaluation.
Coding59
- Tool calling40/40
- Structured output0/20
- Reasoning10/10
- Context window (100K → 1M)8/20
- Provider availability1/10
Agents66
- Tool calling35/35
- Structured output0/25
- Reasoning15/15
- Output token limit15/15
- Provider availability1/10
JSON / structured output44
- Structured output / JSON mode0/50
- Tool calling20/20
- Temperature control10/10
- Price-friendly for high-volume14/20
Cost efficiency56
- Headline price (log-scaled)51/95
- Has prompt-cache pricing5/5
Long context61
- Context window (100K → 2M)51/90
- Has published price for full window10/10
Production-readiness50
- Number of independent providers5/40
- Has published per-token price20/20
- Context window ≥ 8K15/15
- No data inconsistencies across providers10/10
- Official model (not derivative)0/15
Cost Efficiency Index
Open full calculator →Estimated cost using the recommended provider's headline rate. Each scenario fixes average input/output tokens — the assumptions are shown in the third column.
| Scenario | Cost | Assumption |
|---|---|---|
RAG answer per 1,000 RAG answers | $3.75 < $0.01 per request | 5K input tokens (query + 4 retrieved chunks of ~1K each) and a 500-token answer. Typical SaaS knowledge-base bot. |
Support ticket triage per 10,000 tickets | $7.50 < $0.01 per request | 1K input tokens (ticket body + system prompt) and a 100-token JSON classification reply. High-volume customer support. |
Data extraction per 1,000 documents | $2.25 < $0.01 per request | 2K input tokens (a single document page) and a 500-token JSON extraction. ETL / invoice / form pipelines. |
Code review per 1,000 PRs | $6.50 < $0.01 per request | 8K input tokens (diff + surrounding files) and a 1K-token review comment. PR-bot workloads. |
Agent step per 1,000 steps | $7.50 < $0.01 per request | 12K input tokens (long-running tool history) and a 600-token tool-call decision. Cost per agent step. |
Détail des tarifs
Tarif recommandé de llmgateway · nemotron-3-ultra-550b
Disponible chez 1 fournisseurs
| Fournisseur | ID modèle fournisseur | Entrée / 1M | Sortie / 1M | Contexte | Publié le |
|---|---|---|---|---|---|
| LLM Gateway llmgateway | nemotron-3-ultra-550b | $0.500 | $2.50 | 262K | 2026-06-04 |
Frequently asked questions
How much does Nemotron 3 Ultra 550B A55B cost?
Nemotron 3 Ultra 550B A55B costs $0.500 per 1M input tokens and $2.50 per 1M output tokens, sourced from llmgateway. Cache reads, audio tokens and >200K-context tiers (where applicable) are listed in the Pricing detail block above.
What is the context window of Nemotron 3 Ultra 550B A55B?
Nemotron 3 Ultra 550B A55B has a context window of 262K tokens, with a max output of 128K tokens per reply. This is the total combined size of prompt + completion.
Does Nemotron 3 Ultra 550B A55B support tool calling?
Yes. Nemotron 3 Ultra 550B A55B supports tool calling (function calling). This makes it suitable for production agent and automation workloads where the model has to invoke external functions reliably.
Does Nemotron 3 Ultra 550B A55B support structured output / JSON mode?
Support for structured output / JSON-schema-constrained decoding is not reported for Nemotron 3 Ultra 550B A55B in our data source. Verify with llmgateway's official documentation before relying on it in production.
Can Nemotron 3 Ultra 550B A55B accept image input?
No. Nemotron 3 Ultra 550B A55B only accepts text as input. If you need image input, see our /capabilities/vision list for current vision-capable models.
Is Nemotron 3 Ultra 550B A55B open-weight?
Yes. Nemotron 3 Ultra 550B A55B's weights are publicly available, so you can self-host or fine-tune. Note that open weights ≠ open source — the training data and code are typically not released.
What are the best alternatives to Nemotron 3 Ultra 550B A55B?
If Nemotron 3 Ultra 550B A55B doesn't fit, consider Seed 1.8 (251228), Pixtral Large (latest), Seed 1.6 Flash (250715). Each one targets the same use case — see the Related links below for direct head-to-head pages.
Where does this data come from?
All numbers are normalised into a single canonical model record and reconciled with each provider's official documentation. We re-pull daily and write any changes (price, context, capability) to the /changelog page.
Explore more
More llmgateway models
- Seed 1.8 (251228)$0.25 in / $2.00 out
- Pixtral Large (latest)$4.00 in / $12.00 out
- Seed 1.6 Flash (250715)$0.07 in / $0.30 out
- Seed 1.6 (250615)$0.25 in / $2.00 out
- Ministral 8B$0.15 in / $0.15 out
Capability lists this model is in
Dernière mise à jour :
Pricing and capabilities are refreshed daily and reconciled against each provider's official documentation. Always verify critical production decisions with the provider directly.