Mistral Small 3.1

Benchmarks, price, context and versions

Direct answer: Mistral Small 3.1 is a model from Mistral AI. 47.5% on GPQA Diamond, per Epoch AI.

✓ Good for

running on your own infrastructure (open weights)

✕ Not the best for

technical reasoning on science topics (#148 of 198 on GPQA Diamond)
calculation and problems with an exact answer (#160 of 186 on OTIS Mock AIME)

This block follows a rule of this section, using source data: if the model is in the top 25% of the metric, the item goes under "Good for"; if it is in the bottom half, it goes under "Not the best for". The middle band appears in neither. Price and context use OpenRouter; scores use Epoch AI or OpenRouter Benchmarks, in the latest version we checked.

Benchmarks

GPQA Diamond

?what it is

47.5%

highest score on this metric 96.4%

148º / 198 · Epoch AI, latest version we checked

OTIS Mock AIME

5.8%

highest score on this metric 100%

160º / 186 · Epoch AI, latest version we checked

Key specs

Lab: Mistral AI
Origin: France
Family: Mistral Small provisional data
Weights?: open
License: no data
Input US$/1M?: no data
Output US$/1M: no data
Context?: no data
Parameters: no data
Input: no data
OpenRouter usage?: no data
Downloads (30 days)?: no data
Use cases provisional data: Text
Dates in sources: 2025, published, per Epoch AI

Version history

2026 Mistral: Mistral Small 4 OpenRouter, listed on OpenRouter
2026 Mistral-Small-4-119B-2603-eagle Hugging Face Hub, Hugging Face repo created
2026 Mistral-Small-4-119B-2603 Hugging Face Hub, Hugging Face repo created
2025 Mistral: Voxtral Small 24B 2507 OpenRouter, listed on OpenRouter
2025 Mistral: Mistral Small 3.2 24B OpenRouter, listed on OpenRouter
2025 Mistral-Small-3.2-24B-Instruct-2506 Hugging Face Hub, Hugging Face repo created
2025 Mistral: Mistral Small 3.1 24B OpenRouter, listed on OpenRouter
2025 Mistral-Small-3.1-24B-Base-2503 Hugging Face Hub, Hugging Face repo created
2025 Mistral-Small-3.1-24B-Instruct-2503 Hugging Face Hub, Hugging Face repo created
2025 Mistral: Mistral Small 3 OpenRouter, listed on OpenRouter
2025 Mistral-Small-24B-Instruct-2501 Hugging Face Hub, Hugging Face repo created
2025 Mistral-Small-24B-Base-2501 Hugging Face Hub, Hugging Face repo created
2024 Mistral-Small-Instruct-2409 Hugging Face Hub, Hugging Face repo created

Dates come from the sources: OpenRouter listing or Hugging Face repo creation, which may differ from the official launch.

FAQ

What is Mistral Small 3.1?

Mistral Small 3.1 is a model from Mistral AI, with open weights, used for text.

How much does Mistral Small 3.1 cost?

No data in open sources.

What is the context window of Mistral Small 3.1?

No data in open sources.

Is Mistral Small 3.1 open source?

Yes, it has open weights. License: no data.

What is Mistral Small 3.1's GPQA Diamond score?

47.5% on GPQA Diamond, per Epoch AI.

Is Mistral Small 3.1 good for coding?

No data: there is no SWE-bench Verified measurement for it in open sources.

Who made Mistral Small 3.1?

It was made by Mistral AI, a lab from France.

provisional data Questions under review: Semrush had no API balance during collection. Answers use source data only.

Models from Mistral AI

See lab

Sources

Epoch AI, CC BY 4.0, latest version we checked.

Dates come from the sources: OpenRouter listing or Hugging Face repo creation, which may differ from the official launch. Family and version were grouped by rule from the name.