LaunchAI ModelsOctober 6, 2026

Mistral launches Large 4, a 1-trillion-parameter open-weight model

Read original source →decrypt.co

Large 4 activates 49B parameters per query and costs $1.36/M input and $4.18/M output tokens; weights are promised by end of October. On Finance Agent v2 it scores 54.7, ahead of GPT-6 Astra's 53.5 but behind Claude Opus 5.5's 58.6.

People · Guillaume Lample, Arthur Mensch

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