Dataset · Hugging Face

allenai/dolma3_dolmino_mix-100B-1025

Name: dolma3_dolmino_mix-100B-1025
Creator: allenai
License: odc-by
Keywords: task_categories:text-generation, language:en, license:odc-by, size_categories:10M<n<100M, modality:text, arxiv:2512.13961, region:us

Dolma 3 Dolmino Mix (100B) The Dolma 3 Dolmino Mix (100B) is the mixture of high-quality data used for the second stage of training for Olmo 3 7B model. Dataset Sources Source Category Tokens Documents TinyMATH Mind Math (synth) 898M (0.9%) 1.52M TinyMATH PoT Math (synth) 241M (0.24%) 758K CraneMath Math (synth) 5.62B (5.63%) 7.24M MegaMatt Math (synth) 1.73B (1.73%) 3.23M Dolmino Math Math (synth) 10.7B (10.7%) 22.3M StackEdu (FIM) Code 10.0B… See the full description on the dataset page: https://huggingface.co/datasets/allenai/dolma3_dolmino_mix-100B-1025.

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Author / organization	allenai
License (as declared)	odc-by
Downloads	11.7K (as reported by Hugging Face)
Likes	11
Created	12 October 2025
Last updated at source	5 January 2026

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