modelsdev Nemotron 3 Ultra 550B A55B (kenari/nemotron-3-ultra-550b-a55b)
modelsdev Nemotron 3 Ultra 550B A55B costs USD 0.6857 per 1M input tokens and USD 4.2857 per 1M output tokens (community cross-check, https://models.dev/), verified 2026-10-24 23:49 UTC.
Last verified 2026-10-24T23:49:22+00:00 · Source: https://models.dev/ (community cross-check, waak source modelsdev)
No first-party source is read for this model yet; this value is a community cross-check and can lag the provider.
Price
- Input
- USD 0.6857 / 1M tokens
- Output
- USD 4.2857 / 1M tokens
- Cached input
- USD 0.0686 / 1M
- This price since
- 2026-10-21T17:06:00+00:00
- FX used
- 1 EUR = 1.1234 USD (ECB)
- Billing
- per_token
Specification
- Context window (tokens)
- 1,000,000
- Max output
- 128,000
- Open weights
- yes
- Reasoning
- yes
- Source kind
- community
- Vendor
- kenari
- Region
- global
- Listing
- listing not verifiable
aggregator / community mirror: no first-party public page to check against - First seen
- 2026-10-19T22:42:32+00:00
- SKU id
llm/modelsdev/kenari/nemotron-3-ultra-550b-a55b
Other listings of this model
Sources can disagree. The provider's own listing is first-party; LiteLLM, OpenRouter and models.dev are community cross-checks. Differences are shown, not resolved.
| SKU | Source | Input / 1M | Output / 1M | vs this page | Last verified |
|---|---|---|---|---|---|
| llm/modelsdev/bothub/nemotron-3-ultra-550b-a55b:free | modelsdev (community cross-check) | 0.00 | 0.00 | differs | 2026-10-24T23:49:22+00:00 |
| llm/modelsdev/commandcode/nvidia/nemotron-3-ultra-550b-a55b | modelsdev (community cross-check) | 0.60 | 2.40 | differs differs by -12.5% | 2026-10-24T23:49:22+00:00 |
| llm/modelsdev/edenai/arkanecloud/nvidia/nemotron-3-ultra-550b-a55b | modelsdev (community cross-check) | 0.60 | 3.50 | differs differs by -12.5% | 2026-10-24T23:49:22+00:00 |
| llm/modelsdev/edenai/deepinfra/nemotron-3-ultra-550b-a55b | modelsdev (community cross-check) | 0.50 | 2.20 | differs differs by -27.1% | 2026-10-24T23:49:22+00:00 |
| llm/modelsdev/edenai/nebius/nvidia/nemotron-3-ultra-550b-a55b | modelsdev (community cross-check) | 1.00 | 3.00 | differs differs by +45.8% | 2026-10-24T23:49:22+00:00 |
| llm/modelsdev/kilo/nvidia/nemotron-3-ultra-550b-a55b | modelsdev (community cross-check) | 0.40 | 1.76 | differs differs by -41.7% | 2026-10-24T23:49:22+00:00 |
| llm/modelsdev/kilo/nvidia/nemotron-3-ultra-550b-a55b:free | modelsdev (community cross-check) | 0.00 | 0.00 | differs | 2026-10-24T23:49:22+00:00 |
| llm/modelsdev/nano-gpt/nvidia/nemotron-3-ultra-550b-a55b | modelsdev (community cross-check) | 0.50 | 2.50 | differs differs by -27.1% | 2026-10-24T23:49:22+00:00 |
| llm/modelsdev/nano-gpt/nvidia/nemotron-3-ultra-550b-a55b:thinking | modelsdev (community cross-check) | 0.50 | 2.50 | differs differs by -27.1% | 2026-10-24T23:49:22+00:00 |
| llm/modelsdev/nebius/nvidia/nemotron-3-ultra-550b-a55b | modelsdev (community cross-check) | 1.00 | 3.00 | differs differs by +45.8% | 2026-10-24T23:49:22+00:00 |
| llm/modelsdev/nvidia/nvidia/nemotron-3-ultra-550b-a55b | modelsdev (community cross-check) | 0.00 | 0.00 | differs | 2026-10-24T23:49:22+00:00 |
| llm/modelsdev/openrouter/nvidia/nemotron-3-ultra-550b-a55b | modelsdev (community cross-check) | 0.60 | 2.40 | differs differs by -12.5% | 2026-10-24T23:49:22+00:00 |
Price history (90 days)
| Observed (UTC) | Price | USD | EUR | Output / 1M | Snapshot |
|---|---|---|---|---|---|
| 2026-10-21T17:06:00+00:00 | USD 0.6857 | 0.6857 | 0.6104 | 4.2857 | #594 |
| 2026-10-19T22:42:32+00:00 | Free | 0.00 | 0.00 | 0.00 | #34 |
Each row is a change point: the price held from that moment until the next row. Full history: JSON · CSV.
Changes
| Seen | Kind | Change |
|---|---|---|
| 2026-10-21T17:06:00+00:00 between 2026-10-21 and 2026-10-21 |
Price change input, per 1M tokens | 0 → 0.68571429 USD |
API: /v1/skus/llm/modelsdev/kenari/nemotron-3-ultra-550b-a55b
Cite this
Free to reuse under CC BY 4.0 with this credit. The numbers are list prices, not transacted prices.
InfraRabbit (2026). modelsdev Nemotron 3 Ultra 550B A55B [data as of 2026-10-24]. https://infrarabbit.com/llm/modelsdev/kenari/nemotron-3-ultra-550b-a55b (accessed 2026-10-25). List prices, not transacted prices. CC BY 4.0.
BibTeX
@misc{infrarabbit_llm_modelsdev_kenari_nemotron_3_ultra_550b_a55b_2026,
author = {{InfraRabbit}},
title = {modelsdev Nemotron 3 Ultra 550B A55B},
year = {2026},
howpublished = {\url{https://infrarabbit.com/llm/modelsdev/kenari/nemotron-3-ultra-550b-a55b}},
note = {Data as of 2026-10-24; accessed 2026-10-25; list prices, not transacted prices; CC BY 4.0}
}