openbmb/Ultra-FineWeb-L1

Ultra-FineWeb-L1 📜 Ultra-FineWeb Technical Report | 📦 UltraData Collection | 🌐 UltraData English | 中文 📚 Introduction Ultra-FineWeb-L1 is a large-scale English web corpus built from Common Crawl snapshots. Within UltraData's L0-L4 tiered data management framework, it serves as the L1 filtered layer for general web data and provides the foundation for subsequent L2 selection and L3 refinement. Building on the FineWeb processing pipeline, we perform… See the full description on the dataset page: https://huggingface.co/datasets/openbmb/Ultra-FineWeb-L1.

<iframe src="https://silytics.si/embed/item/c659a1b7-fd20-407c-a3df-ca98cdc14a4f" width="420" height="190" style="border:0" loading="lazy" title="Silytics entry"></iframe>

Silytics shows public metadata from Hugging Face and links to the original. Information may be incomplete or out of date. Last refreshed 15 October 2026. Licenses and terms of the original apply to the work itself. Not financial, legal or professional advice.