# Transformers.js 3.7.3

- Product: Transformers.js (https://whatsnew.fyi/product/transformers-js)
- Vendor: Hugging Face
- Date: 2025-09-12
- Version: 3.7.3
- Original notes: https://github.com/huggingface/transformers.js/releases/tag/3.7.3
- Permalink: https://whatsnew.fyi/product/transformers-js/releases/3.7.3

What's New is an index, not a publisher: every entry below links to the vendor's own release notes, which are the authoritative source. Entries are labelled where they are hand-curated sample data, pre-releases, or drawn from a secondary source such as a developer blog.

Reuse: the summaries, labels and curation here are © What's New. Quote freely with attribution and a link back; wholesale republication of the corpus is not permitted — terms: https://whatsnew.fyi/terms. The vendors' own release notes remain their publishers'.

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- **changed** — Unify inference chains
- **fixed** — Fix progress tracking bug
- **added** — Add support for MobileLLM-R1 (llama4_text)
- **added** — Add support for VaultGemma

##### What's new?
* Unify inference chains in https://github.com/huggingface/transformers.js/pull/1399
* Fix progress tracking bug by @kukudixiaoming in https://github.com/huggingface/transformers.js/pull/1405
* Add support for MobileLLM-R1 (llama4_text) in https://github.com/huggingface/transformers.js/pull/1412
* Add support for VaultGemma in https://github.com/huggingface/transformers.js/pull/1413

##### New Contributors
* @kukudixiaoming made their first contribution in https://github.com/huggingface/transformers.js/pull/1405

**Full Changelog**: https://github.com/huggingface/transformers.js/compare/3.7.2...3.7.3