Mistral AI releases 'Timestral', a zero-shot time series forecasting foundation model in four sizes from 5M to 209M (community report)
Announced October 15, 2026
Verified (fact)
According to a Hugging Face repository description shared on Reddit, Mistral AI released Timestral, a time series foundation model. It comes in four sizes: 5M, 28M, 123M, and 209M. It supports univariate and multivariate forecasting, as well as both past covariates and known future covariates, and produces probabilistic forecasts with 21 quantiles. It takes up to 32,768 steps of history and forecasts up to 1,024 steps in a single forward pass.
Why it matters (interpretation)
An LLM lab has released small open models for time series, an area with heavy practical demand such as demand forecasting and anomaly detection.
Confidence medium · official source pending
Sources
- Community mistralai/Timestral Reddit
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