Key Info

Mistral AI announced Mistral Large 4, nicknamed Le Chonk, a 1-trillion-parameter natively multimodal model with 49B active parameters that is available via API today, with an open-weights release set for end of October.

Highlights

  • Claims to be the best open-weights model from the US or Europe on aggregated benchmarks
  • State-of-the-art on critical workloads including cyber defense, manufacturing, and finance; surpasses closed frontier models on visual grounding
  • Built end-to-end in Europe and deployable via Mistral's own Mistral Cloud infrastructure
  • Available to all via API now; working with cybersecurity partners privately
  • Open weights release scheduled for end of October