DeepHub IMBA

Oct 21, 2026 · Artificial Intelligence

Mistral's Timestral: DHF, Multivariate Modeling & 21-Quantile Probabilistic Forecasting

Mistral AI releases Timestral, a family of time series foundation models (5M–209M parameters) featuring Decoupled Horizon Forecasting (DHF), covariate-aware attention for exogenous variables, synthetic-first two-stage training, and direct 21-quantile probabilistic output, outperforming TimesFM-3 and Chronos-2 on GIFT-Eval and TIME benchmarks.