# Alibaba — Qwen2.5-Math: The world's leading open-sourced mathematical LLMs

- Company: Alibaba (alibaba.com)
- Announced: 2024-09-18T16:00:01+00:00
- Category: open-weight-release
- Subject: Qwen
- Open weights: yes
- Models affected: Qwen2.5-Math-1.5B, Qwen2.5-Math-7B, Qwen2.5-Math-72B, Qwen2.5-Math-1.5B-Instruct, Qwen2.5-Math-7B-Instruct, Qwen2.5-Math-72B-Instruct, Qwen2
- Source: https://qwenlm.github.io/blog/qwen2.5-math/
- Record: https://forck.live/items/2308-qwen2-5-math-the-world-s-leading-open-sourced-mathematical-llms

Alibaba's Qwen team announces the open-source release of the Qwen2.5-Math series, including base models (1.5B, 7B, 72B), instruction-tuned variants, and a mathematical reward model, designed for solving English and Chinese math problems through chain-of-thought and tool-integrated reasoning.

## Evidence

Verbatim from https://qwenlm.github.io/blog/qwen2.5-math/:

> we have upgraded it and open-sourced Qwen2.5-Math series, including base models Qwen2.5-Math-1.5B/7B/72B, instruction-tuned models Qwen2.5-Math-1.5B/7B/72B-Instruct, and mathematical reward model Qwen2.

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Record: https://forck.live/items/2308-qwen2-5-math-the-world-s-leading-open-sourced-mathematical-llms
Catalogue: https://forck.live/llms.txt
Feed: https://forck.live/feed.md