# Hugging Face Transformers v4.54.0 — Release & Upgrade Intelligence
- **Product:** Hugging Face Transformers (https://huggingface.co)
- **Version:** v4.54.0
- **Released:** Jul 25, 2025
- **Impact Score:** 7/10
- **Breaking Changes:** Source flagged
- **Canonical Analysis:** https://changelogs.us/transformers/updates/v4.54.0/

## Executive Summary (TL;DR)
Hugging Face Transformers v4.54.0. Source highlight: In order to become the source of truth, we recognize that we need to address two common and long-heard critiques about `transformers`:

## Breaking Changes & Deprecations
- Breaking changes * [Whisper] 🚨 Fix pipeline word timestamp: timestamp token is end of token time !!!  by @eustlb in #36632
- Fix tests due to breaking change in accelerate  by @SunMarc in #39451

## New Features
- [`Ernie 4.5`] Add ernie text models  by @vasqu in #39228
- **Transcription mode**: Includes a dedicated mode for speech transcription. By default, Voxtral detects the spoken language and transcribes it accordingly.
- **Long-form context**: With a 32k token context window, Voxtral can process up to 30 minutes of audio for transcription or 40 minutes for broader audio understanding.
- **Integrated Q&A and summarization**: Supports querying audio directly and producing structured summaries without relying on separate ASR and language models.
- **Multilingual support**: Automatically detects language and performs well across several widely spoken languages, including English, Spanish, French, Portuguese, Hindi, German, Dutch, and Italian.
- **Function calling via voice**: Can trigger functions or workflows directly from spoken input based on detected user intent.

## Improvements
- Enable some ruff checks for performance and readability (#39383)

## Bug Fixes
- ✨ Add EoMT Model ||  🚨 Fix Mask2Former loss calculation  by @yaswanth19 in #37610
- Fix continuous batching in `transformers serve`  by @LysandreJik in #39149
- [server] add tests and fix passing a custom `generation_config`  by @gante in #39230
- Random serve fixes  by @pcuenca in #39176
- [Whisper] 🚨 Fix pipeline word timestamp: timestamp token is end of token time !!!  by @eustlb in #36632
- 🚨🚨 Fix and simplify attention implementation dispatch and subconfigs handling  by @Cyrilvallez in #39423

## Upgrade Command
```bash
python -m pip install 'transformers==4.54.0'
```