Mistral AI

Mistral: Mistral Small 3.1 24B

Mistral Small 3.1 24B Instruct is an upgraded variant of Mistral Small 3 (2501), featuring 24 billion parameters with advanced multimodal capabilities. It provides state-of-the-art performance in text-based reasoning and...

VisionStreaming
128K token context Released Mar 17, 2025

Intelligence overview

128K tok

Context window

102.4K tok

Max output

Capabilities

What Mistral: Mistral Small 3.1 24B can do.

Multimodal

Image understanding

Reads and reasons over images alongside text in the same prompt.

Development

Streaming

Streams tokens as they're generated instead of waiting on the full response.

Pricing

Pay for what you use.

Every model in UltraGPT runs behind one flat subscription — this is the underlying per-token cost the catalog tracks.

INPUT

$0.351 / 1M tok

OUTPUT

$0.555 / 1M tok

Use cases

Built for serious work.

Research

Holds up to 128K tokens of source material in context without losing the thread.

Create

Reads images alongside a prompt to ground creative and design work in what's actually on screen.

Preview

Ask Mistral: Mistral Small 3.1 24B anything.

A preview of the real UltraGPT composer — the model you see here is the model you get.

Mistral: Mistral Small 3.1 24B Ready

Continues in the UltraGPT app — one login, every model.

Comparison

How Mistral: Mistral Small 3.1 24B stacks up.

The closest models in the catalog by provider, capability and score — real entries, pulled from the same directory.

Specification

Technical details.

Specification

Context window
128K tokens
Max output
102.4K tokens
Input modalities
Text + Image
Output modalities
Text
Knowledge cutoff
Oct 31, 2023
Release date
Mar 17, 2025
Streaming
Supported
Tool calling
Not supported
JSON mode
Not supported

Model identity

Provider
Mistral AI
Provider ID
mistralai

Model ID

Directory

More from Mistral AI, and everything else.

This model is one entry in the full UltraGPT catalog — browse the rest, compare pricing and context windows, or filter by capability.

Mistral: Mistral Small 3.1 24B, one subscription away.

UltraGPT puts this model — and every other one in the directory — behind a single login and one flat monthly price.