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Mistral Large 4

Mistral's 1T parameter open weight frontier model

Listing details

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Directory record created
Oct 8, 2026
Last record update
Oct 8, 2026

Listing information

  • Overview
  • 5 key features
  • 4 use cases

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Mistral Large 4 preview

What is Mistral Large 4

Mistral Large 4 (aka Le Chonk) is Mistral's largest frontier model: a natively multimodal mixture-of-experts model with 1T total and 49B active parameters and a 1M token context window. Mistral describes it as the strongest open weight model from the US or Europe, ranking top 5 on the Artificial Analysis Cyber Index. It was trained in Mistral's own European datacenters. A preview API is live on Mistral Studio, with open weights due by the end of October.

Key Features

1T total parameters with 49B active parameters (mixture-of-experts architecture)
1M token context window
Natively multimodal
Open weights release planned by the end of October
Preview API available on Mistral Studio

Use Cases

  • Building AI applications that require long-context understanding
  • Multimodal tasks combining text and other inputs
  • Self-hosting deployments using the open weights once released
  • Evaluating frontier open weight models for security and cyber benchmarks

Why do startups need this tool?

Startups building AI products get a frontier-class model with a 1M token context window and native multimodality, with the option to access it via the Mistral Studio preview API today and self-host with open weights once released.

FAQs

Mistral Large 4 Alternatives

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