Mistral NeMo API — pricing & specs

Mistral AI's open-weight Mistral NeMo (~12B) — a multilingual model released with open weights, built in collaboration with NVIDIA. On KeepRouter, Mistral NeMo costs $0.02 per 1M input tokens and $0.03 per 1M output tokens, billed at cost with no markup and no monthly fee. Call it through the OpenAI- or Anthropic-compatible API with the model id open-mistral-nemo.

How pricing works for Mistral NeMo

Mistral NeMo is billed per token — $0.02 per 1M input tokens and $0.03 per 1M output tokens. As a worked example, a 1,000-token prompt with a 500-token reply costs about $0.0000. All prices are at cost (a 0% markup) with no monthly fee.

Calling Mistral NeMo on KeepRouter

Point your OpenAI- or Anthropic-compatible client at KeepRouter, set the model to open-mistral-nemo, and keep the rest of your code unchanged. Streaming and tool calling work over both APIs.

cURL

curl https://keeprouter.com/v1/chat/completions \
  -H "Authorization: Bearer $KEEPROUTER_KEY" -H "Content-Type: application/json" \
  -d '{"model":"open-mistral-nemo","messages":[{"role":"user","content":"Hello"}]}'

Python

from openai import OpenAI
client = OpenAI(base_url="https://keeprouter.com/v1", api_key="$KEEPROUTER_KEY")
r = client.chat.completions.create(model="open-mistral-nemo", messages=[{"role":"user","content":"Hello"}])

JavaScript

import OpenAI from "openai";
const client = new OpenAI({ baseURL: "https://keeprouter.com/v1", apiKey: process.env.KEEPROUTER_KEY });
const r = await client.chat.completions.create({ model: "open-mistral-nemo", messages: [{ role: "user", content: "Hello" }] });

Frequently asked questions

How much does Mistral NeMo cost on KeepRouter?

Mistral NeMo is $0.02 per 1M input tokens and $0.03 per 1M output tokens, billed at cost with no markup and no monthly fee.

How much does a typical Mistral NeMo request cost?

On KeepRouter, a 1,000-token prompt with a 500-token reply costs about $0.0000 — billed at cost with no markup.

Who makes Mistral NeMo?

Mistral NeMo is made by Mistral AI. KeepRouter provides it through one OpenAI- and Anthropic-compatible API.

How do I call Mistral NeMo via API?

Point your OpenAI- or Anthropic-compatible client at KeepRouter and set the model to "open-mistral-nemo". It works with the OpenAI SDK, the Anthropic SDK, and Claude Code — no provider-specific SDK needed.

Does Mistral NeMo support streaming?

Yes. KeepRouter streams Mistral NeMo responses over both the OpenAI and Anthropic APIs.

Does Mistral NeMo support tool (function) calling?

Yes. KeepRouter passes tool calls through to Mistral NeMo and translates them between the OpenAI and Anthropic formats.

Guides

• Call Mistral NeMo with the OpenAI SDK
• Use Mistral NeMo in Claude Code

Related models from Mistral AI

• Codestral — $0.30 per 1M input tokens and $0.90 per 1M output tokens
• Devstral Medium — $0.40 per 1M input tokens and $2 per 1M output tokens
• Magistral Medium — $2 per 1M input tokens and $5 per 1M output tokens
• Magistral Small — $0.50 per 1M input tokens and $1.50 per 1M output tokens
• Ministral 14B — $0.20 per 1M input tokens and $0.20 per 1M output tokens
• Ministral 3B — $0.10 per 1M input tokens and $0.10 per 1M output tokens

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Prices as of 2026-07-05.