Nemotron 3 Nano Omni 30B A3B Reasoning

NVIDIAMCP Tool CallReasoning

nvidia/nemotron-3-nano-omni-30b-a3b-reasoningOpen Weights

Open Nemotron omni model combining reasoning with text, vision, and audio

Benchmark Pricing$0.10 / 1M in$0.25 / 1M out

Context: 256,000 tokens•Max Output: 65,536 tokens•Released: 2026-04-28

TECHNICAL SPECIFICATIONS

Context Window256,000256K tokens

Max Output65,53665.5K tokens

LicenseOpen SourceSelf-hostable

Input Modalities

TextVisionAudioVideo

Function / Tool CallingSupported (MCP Ready)

Structured OutputsGuaranteed Schema

MODEL CONTEXT PROTOCOL (MCP) READINESS

✓ Nemotron 3 Nano Omni 30B A3B Reasoning natively supports OpenAI / Anthropic format tool calling and is fully compatible with MCP servers and agent loops.

MCP Context Window Recommendations

With a context capacity of 256,000 tokens, this model can handle moderately large MCP tool definitions and multi-turn conversation logs comfortably.

API CALL INVOCATION EXAMPLE

// Example: Calling Nemotron 3 Nano Omni 30B A3B Reasoning via OpenAI SDK
import OpenAI from "openai";

const client = new OpenAI({
  apiKey: process.env.NVIDIA_API_KEY,
});

const response = await client.chat.completions.create({
  model: "nvidia/nemotron-3-nano-omni-30b-a3b-reasoning",
  messages: [{ role: "user", content: "Hello! Can you inspect MCP tools?" }],
});

console.log(response.choices[0].message.content);