chronos-bolt-small vs chronos-bolt-base

chronos-bolt-small and chronos-bolt-base are both time-series-forecasting models. See each entry for specifics.

chronos-bolt-small

Pipeline: time series forecasting
Downloads: 8,210,880
Likes: 33

Chronos-Bolt-Small is a small time-series foundation model from AutoGluon, using a T5-based encoder-decoder architecture for zero-shot forecasting. The 'Bolt' variant improves over original Chronos through training and architectural refinements for better speed and accuracy. Apache 2.0 licensed and part of the AutoGluon time-series forecasting ecosystem.

chronos-bolt-base

Pipeline: time series forecasting
Downloads: 7,493,359
Likes: 89

Chronos-Bolt-Base is the base-size variant of Amazon's improved Chronos forecasting model series, using a T5 encoder-decoder architecture. The Bolt series improves training efficiency over the original Chronos through revised architectural choices, achieving better forecast accuracy at equivalent model sizes. Apache 2.0 licensed.

Key differences

See individual model pages for architecture and use cases.

Common ground

Both are open-source models on HuggingFace.

Which should you pick?

Pick based on your compute budget and specific task requirements.