# Hugging Face Transformers v4.57.2 — Release & Upgrade Intelligence
- **Product:** Hugging Face Transformers (https://huggingface.co)
- **Version:** v4.57.2
- **Released:** Nov 24, 2025
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/transformers/updates/v4.57.2/

## Executive Summary (TL;DR)
Hugging Face Transformers v4.57.2. Source highlight: This patch most notably fixes an issue on some Mistral tokenizers. It contains the following commits:

## New Features
- Add AutoTokenizer mapping for mistral3 and ministral (#42198)

## Bug Fixes
- fix tekken pattern matching (#42363)

## Upgrade Command
```bash
python -m pip install 'transformers==4.57.2'
```