Mistral Large 3 / Mistral 3 — Pantheon
  
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    # Mistral Large 3 / Mistral 3

    
Mistral · Dec 2025
    
The return to open: largest open-weight MoE from a major Western lab — 675B total / 41B active, Apache 2.0.

    
## Sources

    
### Official

    

      
- 2025-12-02 [Introducing Mistral 3](https://mistral.ai/news/mistral-3/) — announcement.
    
    
### Writing & commentary

    
tk — to collect
    
### Tweets

    
tk — fleet pass pending; mirror to archive

    
## Official record

    
tk — release date, specs, benchmarks, checkpoints

    
## History

    
tk — context of the world at release; events and entanglements

    
## Impressions

    
tk — day-of and longitudinal vibes to collect
    
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