Mistral AI

Mistral Small 4

Benchmarks, price, context and versions

Also searched as

Mistral-Small-4

Direct answer: Mistral Small 4 is a model from Mistral AI. 75.8% on GPQA Diamond (OpenRouter), per OpenRouter Benchmarks. On OpenRouter, US$ 0.15 per 1 million input tokens and US$ 0.60 per 1 million output tokens.

✓ Good for

  • high-volume use (input price in the cheapest 25% on OpenRouter)
  • running on your own infrastructure (open weights)

✕ Not the best for

  • technical reasoning as the model appears through the API (#98 of 135 on GPQA Diamond (OpenRouter))
  • agents that follow rules and use tools (#116 of 131 on τ-bench Verified (airline))

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

τ-bench Verified (airline)

?
46%

highest score on this metric 82%

116º / 131 · OpenRouter Benchmarks, latest version we checked

Key specs

Origin
France
Family
Mistral Small provisional data
Weights?
open
License
apache-2.0
Input US$/1M?
US$ 0.15
Output US$/1M
US$ 0.60
Context?
262,144 tokens
Parameters
119,401,317,376
Input
image, text
OpenRouter usage?
no data
Downloads (30 days)?
28,703
Use cases provisional data
Text Agents
Dates in sources
  • 2026, listed on OpenRouter
  • 2026, Hugging Face repo created

Version history

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

FAQ

What is Mistral Small 4?

Mistral Small 4 is a model from Mistral AI, with open weights, used for text, agents.

How much does Mistral Small 4 cost?

On OpenRouter, US$ 0.15 per 1 million input tokens and US$ 0.60 per 1 million output tokens.

What is the context window of Mistral Small 4?

262,144 tokens, per OpenRouter.

Is Mistral Small 4 open source?

Yes, it has open weights. License: apache-2.0.

What is Mistral Small 4's GPQA Diamond (OpenRouter) score?

75.8% on GPQA Diamond (OpenRouter), per OpenRouter Benchmarks.

Is Mistral Small 4 good for coding?

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

Who made Mistral Small 4?

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

  • Hugging Face Hub, metadados públicos do Hub; licença de cada modelo no repositório, latest version we checked.
  • OpenRouter, dados públicos da API; exports de benchmarks e rankings em CC BY 4.0, latest version we checked.
  • OpenRouter Benchmarks, 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.