Key Info

Mistral Large 4 (codenamed Le Chonk) is now available in public preview on OpenRouter as mistralai/mistral-large-4-0, with a 50% discount for the first two weeks.

Highlights

  • 1T total parameters with 49B active, natively multimodal
  • 512K context window, up to 256K output tokens
  • Launch pricing: $0.68 in / $2.09 out per 1M tokens ($0.07 cached)
  • Mistral claims it is the best open-weights model from the US or Europe on aggregated benchmarks, with state-of-the-art results on cyber defense, manufacturing and finance workloads