OpenMementos-228K
- Type
- dataset
- Venue
- microsoft
- Year
- 2026
- Source
- huggingface
- Access
- free
- Language
- en
- Added
- 2026-07-17T20:01:55.061989+00:00
- Verified
- 2026-07-17T20:01:55.061989+00:00
Summary
A dataset of **228,557** reasoning traces annotated with block segmentation and compressed summaries (mementos), derived from [OpenThoughts-v3](https://huggingface.co/datasets/open-thoughts/OpenThoughts3-1.2M).
Keywords
hf-dataset language-modeling · -reasoning parquet optimized-parquet text datasets dask polars mlcroissant reasoning chain-of-thought context-compression synthetic memento
Topics
Language Modeling, Reasoning
Research notes
- downloads=1062; likes=65