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OpenKey

Nemotron Nano 9B V2 (free)

NVIDIAReleased Sep 5, 2025Free

NVIDIA-Nemotron-Nano-9B-v2 is a large language model (LLM) trained from scratch by NVIDIA, and designed as a unified model for both reasoning and non-reasoning tasks. It responds to user queries and...

Try in playground
Context window
128K tokens
Input
text
Output
text
Tokenizer
Other
Knowledge cutoff
Mar 31, 2025
Released
Sep 5, 2025
Reasoning
optional

Pricing

Per 1M tokens. The provider price and our flat 3% fee are separate columns — what you pay is their sum.

Per 1M tokensProvider+ 3% feeYou pay
InputFreeFree
OutputFreeFree

Supported parameters

  • include_reasoning
  • max_tokens
  • reasoning
  • response_format
  • seed
  • structured_outputs
  • temperature
  • tool_choice
  • tools
  • top_p

Call it

OpenAI-compatible: point your SDK at api.openkey.ai/v1 and use model nvidia/nemotron-nano-9b-v2:free.

Code sample language
curl https://api.openkey.ai/v1/chat/completions \
  -H "Authorization: Bearer $OPENKEY_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "nvidia/nemotron-nano-9b-v2:free",
    "messages": [{"role": "user", "content": "Hello"}]
  }'
import os
from openai import OpenAI

client = OpenAI(
    base_url="https://api.openkey.ai/v1",
    api_key=os.environ["OPENKEY_API_KEY"],
)

completion = client.chat.completions.create(
    model="nvidia/nemotron-nano-9b-v2:free",
    messages=[{"role": "user", "content": "Hello"}],
)
print(completion.choices[0].message.content)
import OpenAI from "openai";

const client = new OpenAI({
  baseURL: "https://api.openkey.ai/v1",
  apiKey: process.env.OPENKEY_API_KEY,
});

const completion = await client.chat.completions.create({
  model: "nvidia/nemotron-nano-9b-v2:free",
  messages: [{ role: "user", content: "Hello" }],
});
console.log(completion.choices[0].message.content);

Questions

How much does Nemotron Nano 9B V2 (free) cost via API?
Nemotron Nano 9B V2 (free) is free through OpenKey while NVIDIA offers it at no charge. No fee applies to free models.
What is Nemotron Nano 9B V2 (free)'s context window?
Nemotron Nano 9B V2 (free) accepts up to 128K tokens of context.
Is Nemotron Nano 9B V2 (free) OpenAI-compatible?
Yes. Send requests to OpenKey's /v1/chat/completions endpoint with model "nvidia/nemotron-nano-9b-v2:free" using any OpenAI SDK — only the base URL and API key change.
What inputs does Nemotron Nano 9B V2 (free) support?
Nemotron Nano 9B V2 (free) accepts text input and produces text output. Its knowledge cutoff is Mar 31, 2025.

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