Nemotron 3 Nano

Name: Nemotron 3 Nano
Author: NVIDIA

Free right now Mid-size

Tool useLong contextOpen weights

Nemotron 3 Nano is a language model with 30B parameters from NVIDIA. It is currently free at 1 provider with up to 1M tokens of context. The model supports tool calling. Its weights are open, so it can also run locally.

Developer: NVIDIA
Parameters: 30B / 3B active
Context: 1M tokens
Type: Text
License: Open weights

Where to use Nemotron 3 Nano for free

Each row is a separate free endpoint with its own limits.

Provider	Context	Limit	Card
NVIDIA Build `nvidia/nemotron-nano-3-30b-a3b`	—	Free serverless inference for development; limits and model availability may change.	No	Open

Quick start

curl https://integrate.api.nvidia.com/v1/chat/completions \
  -H "Authorization: Bearer $NVIDIA_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "nvidia/nemotron-nano-3-30b-a3b",
    "messages": [{"role": "user", "content": "Hello!"}]
  }'

from openai import OpenAI

client = OpenAI(
    base_url="https://integrate.api.nvidia.com/v1",
    api_key="YOUR_NVIDIA_API_KEY",
)
reply = client.chat.completions.create(
    model="nvidia/nemotron-nano-3-30b-a3b",
    messages=[{"role": "user", "content": "Hello!"}],
)
print(reply.choices[0].message.content)

import OpenAI from "openai";

const client = new OpenAI({
  baseURL: "https://integrate.api.nvidia.com/v1",
  apiKey: process.env.NVIDIA_API_KEY,
});
const reply = await client.chat.completions.create({
  model: "nvidia/nemotron-nano-3-30b-a3b",
  messages: [{ role: "user", content: "Hello!" }],
});
console.log(reply.choices[0].message.content);

Example for NVIDIA Build. Any OpenAI-compatible client works: Cursor, Cline, OpenCode, Open WebUI.