NVIDIA: Nemotron 3 Nano Omni (free)✓ Catalog verified
NVIDIA Nemotron™ 3 Nano Omni is a 30B-A3B open multimodal model designed to function as a perception and context sub-agent in enterprise agent systems. It accepts text, image, video, and...
Overview
NVIDIA Nemotron™ 3 Nano Omni is a 30B-A3B open multimodal model designed to function as a perception and context sub-agent in enterprise agent systems. It accepts text, image, video, and...
Access: available through the official Nvidia API. Context window: 256K.
Specifications
| API identifier | nvidia/nemotron-3-nano-omni-30b-a3b-reasoning:free |
| Provider | Nvidia |
| Model type | Multimodal LLM |
| Context window | 256K catalog |
| Input modalities | text · audio · image · video |
| Output modalities | text |
| Released | Apr 28, 2026 |
| Moderated | No |
| Architecture modality | text+image+audio+video->text |
API defaults
{
"top_k": null,
"top_p": 0.95,
"temperature": 0.6,
"presence_penalty": null,
"frequency_penalty": null,
"repetition_penalty": null
}Pricing
Live pricing components for nvidia/nemotron-3-nano-omni-30b-a3b-reasoning:free as published in the catalog.
| Pricing component | Raw unit price | Normalized | Unit |
|---|---|---|---|
| Prompt tokens | $0 | $0.00 / 1M | Per input token |
| Completion tokens | $0 | $0.00 / 1M | Per output token |
| Request fee | N/A | N/A | Per request |
| Image fee | N/A | N/A | Per image unit |
| Web search fee | N/A | N/A | Per search request |
Cost calculator
Estimate monthly spend from your own token volumes.
Estimated Total Cost
$0Calculated from current list pricing in the ModelsAtlas catalog.Capabilities
| Capability | Status | What it means |
|---|---|---|
| Visual Understanding | ✓ Supported | Image and document analysis support |
| Audio Processing | ✓ Supported | Speech and voice aligned flows |
| Tool Calling | ✓ Supported | Supports tools / function calling |
| Self-Hosting | Not advertised | Deploy outside managed APIs |
Capability signals
Directional signals derived from model metadata and capability tags — not official benchmark submissions.
Quick start
Call NVIDIA: Nemotron 3 Nano Omni (free) through an OpenAI-compatible client.
from openai import OpenAI
client = OpenAI(
base_url="https://openrouter.ai/api/v1",
api_key="YOUR_API_KEY"
)
response = client.chat.completions.create(
model="nvidia/nemotron-3-nano-omni-30b-a3b-reasoning:free",
messages=[{"role": "user", "content": "Explain quantum physics."}]
)
print(response.choices[0].message.content)Alternatives
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| Cohere: Command A | Cohere | 256K | $2.50 | View → |
Sources & attribution
Pricing and metadata are maintained in the ModelsAtlas catalog.
Frequently asked questions
How much does NVIDIA: Nemotron 3 Nano Omni (free) cost?
$0.00 per 1M input tokens and $0.00 per 1M output tokens on the official Nvidia API.
What is the context window of NVIDIA: Nemotron 3 Nano Omni (free)?
NVIDIA: Nemotron 3 Nano Omni (free) supports up to 256K tokens of context.
Does NVIDIA: Nemotron 3 Nano Omni (free) support tool / function calling?
Yes, NVIDIA: Nemotron 3 Nano Omni (free) supports tool / function calling — you can register tools and the model will emit structured tool calls.
How do I access NVIDIA: Nemotron 3 Nano Omni (free)?
Use the official Nvidia API with the model id `nvidia/nemotron-3-nano-omni-30b-a3b-reasoning:free`. See the Quick start section above for code examples.