Mistral Small 3.1 24B

Mistral

mistral/mistral-small-3.1-24b-instructOpen Weights

Efficient Mistral model for fast chat, extraction, and production assistants

Benchmark Pricing$0.10 / 1M in$0.30 / 1M out$0.05 cache read

Context: 128,000 tokens•Max Output: 102,400 tokens•Knowledge: 2023-10-31•Released: 2025-03-17

TECHNICAL SPECIFICATIONS

Context Window128,000128K tokens

Max Output102,400102.4K tokens

LicenseOpen SourceSelf-hostable

Input Modalities

TextVision

Function / Tool CallingNot Supported

Structured OutputsPrompt Based

MODEL CONTEXT PROTOCOL (MCP) READINESS

⚠ Mistral Small 3.1 24B does not natively advertise tool-calling capabilities. When connecting to MCP servers, function calling must be handled via structured prompt injection.

MCP Context Window Recommendations

With a context capacity of 128,000 tokens, this model can handle moderately large MCP tool definitions and multi-turn conversation logs comfortably.

API CALL INVOCATION EXAMPLE

// Example: Calling Mistral Small 3.1 24B via OpenAI SDK
import OpenAI from "openai";

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

const response = await client.chat.completions.create({
  model: "mistral/mistral-small-3.1-24b-instruct",
  messages: [{ role: "user", content: "Hello! Can you inspect MCP tools?" }],
});

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