Forge

Mistral AI · 17 March 2026

Mistral Forge lets enterprises pretrain, post-train and RL-align frontier-grade models on their own data, with ASML, ESA and Ericsson as early partners.

A managed model-building service covering dense and MoE architectures, pre-training on internal datasets and reinforcement learning against organizational policy. Mistral sells custom models rather than only API access.