Colin RaffelResearcher
Hugging Face
Researcher
via Hugging Face
Researcher · Engineer
Guilherme Penedo
GP
ML Research Engineer at Hugging Face
Penedo leads work on the data foundations of open language models. He created FineWeb, a carefully filtered 15-trillion-token web corpus released with transparent processing tools, giving researchers both stronger training data and a reproducible way to study how data quality shapes models.
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Background
Current role
ML Research EngineerHugging Face
Hugging FacePreviously
About this data
Work and education history is primarily focused on AI-relevant roles and may not be comprehensive.
Last editorial review: August 9, 2026Citation Trend
2 snapshots4,420citations as of Jun 15, '26+1,875 since Aug 25, '25
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