Dataset · Hugging Face

Djebbi/UltraData-Math

Name: UltraData-Math
Creator: Djebbi
License: apache-2.0
Keywords: task_categories:text-generation, language:en, language:zh, language:ar, license:apache-2.0, size_categories:100M<n<1B, format:parquet, modality:text, library:datasets, library:dask, library:polars, library:mlcroissant, region:us, llm, pretraining

UltraData-Math 🤗 Dataset | 💻 Source Code | 🇨🇳 中文 README UltraData-Math is a large-scale, high-quality mathematical pre-training dataset totaling 290B+ tokens across three progressive tiers—L1 (170.5B tokens web corpus), L2 (33.7B tokens quality-selected), and L3 (88B tokens multi-format refined)—designed to systematically enhance mathematical reasoning in LLMs. It has been applied to the mathematical pre-training of the MiniCPM Series models. 🆕 What's New… See the full description on the dataset page: https://huggingface.co/datasets/Djebbi/UltraData-Math.

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Author / organization	Djebbi
License (as declared)	apache-2.0
Downloads	307 (as reported by Hugging Face)
Likes	1
Created	13 February 2026
Last updated at source	15 February 2026

llmpretrainingmathdata-synthesisdata-filteringhigh-qualitymathematical-reasoning

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