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Mistral unveils Le Chonk, a trillion-parameter open-weight AI model

Mistral has introduced Mistral Large 4, nicknamed “Le Chonk,” as an open-weight model. The company says it can rival leading models and is the strongest open-weight model developed outside China; these are Mistral’s claims, not independently established by the supplied reports. Coverage says a broader release is expected later this month, while one report describes the model as entering preview.

5 sources Published Updated

Image: Ars Technica

Why it matters

The launch puts Mistral’s open-weight model into competition with leading closed and open systems, according to the company’s positioning.

What we know

Confirmed by several sources

Reported by one source

  • Mistral says Le Chonk can rival top closed models while remaining open-weight. — Ars Technica
  • Mistral says the model is the strongest open-weight AI model developed outside China by a wide margin. — Slashdot
  • The model is entering preview for developers, cybersecurity teams and governments. — Slashdot
  • The model is expected to come to Hugging Face later this month. — The Register
  • The report says the model was trained on Nvidia Grace Blackwell GPUs over two months. — Slashdot
  • Mistral’s model is described as multimodal and as aiming to leapfrog American and Chinese rivals. — TechCrunch

Open questions

  • The supplied reports do not independently verify Mistral’s comparative claims about the model’s performance or standing against other models. — Ars Technica, Slashdot, TechCrunch, Wired

Coverage 5 publishers

  1. Ars Technica

    Mistral says "Le Chonk" can challenge the best AI models

  2. The Register

    European AI flag bearer Mistral's new open weights model is 'Le Chonk'

  3. TechCrunch

    Mistral’s new 1T model aims to leapfrog closed and open rivals

  4. Wired

    Mistral Says Its New AI Model ‘Le Chonk’ Is the Best Open-Weight Offering Outside of China

  5. Slashdot

    Mistral Unveils New 'Le Chonk' AI Model It Says Rivals Best Open Systems From China

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