Dataset · Hugging Face

allenai/dolma3_mix-150B-1025

Name: dolma3_mix-150B-1025
Creator: allenai
License: odc-by
Keywords: task_categories:text-generation, language:en, license:odc-by, size_categories:10M<n<100M, format:json, modality:text, library:datasets, library:dask, library:polars, library:mlcroissant, arxiv:2512.13961, region:us

Dolma 3 Sample: 150B Mix Dataset Sources Sample of data for 1Bx5C and 7Bx1B. For the full Dolma 3 pool, see: https://huggingface.co/datasets/allenai/dolma3 Source Type Tokens Documents Common Crawl Web pages 121B (76.9%) 84.5M olmOCR Science PDFs Academic documents 19.9B (12.6%) 2.25M Stack-Edu (Rebalanced) GitHub code 11.1B (7.06%) 14.3M arXiv Papers with LaTeX 1.29B (0.82%) 247K FineMath 3+ Math web pages 4.10B (2.60%) 2.57M Wikipedia &… See the full description on the dataset page: https://huggingface.co/datasets/allenai/dolma3_mix-150B-1025.

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Author / organization	allenai
License (as declared)	odc-by
Downloads	9.9K (as reported by Hugging Face)
Likes	10
Created	9 October 2025
Last updated at source	15 January 2026

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16 Oct 2026 Description: Dolma 3 Sample: 150B Mix Dataset Sources Sample of data for 1Bx5C and 7Bx1B. For the full Dolma 3 pool, see: https://huggingface.co/datasets/allenai/dolma3 Source Type Tokens Documents Common Crawl Web pages 121B (76.9%) 84.5M olmOCR Scienc → Dolma 3 Sample: 150B Mix Dataset Sources Sample of data for 1Bx5C and 7Bx1B. For the full Dolma 3 pool, see: https://huggingface.co/datasets/allenai/dolma3 Source Type Tokens Documents Common Crawl Web pages 121B (76.9%) 84.5M olmOCR Scienc

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