# Hugging Face Transformers v5.18.0 — Release & Upgrade Intelligence
- **Product:** Hugging Face Transformers (https://huggingface.co)
- **Version:** v5.18.0
- **Released:** Sep 30, 2026
- **Impact Score:** 7/10
- **Breaking Changes:** Source flagged
- **Canonical Analysis:** https://changelogs.us/transformers/updates/v5.18.0/

## Executive Summary (TL;DR)
Hugging Face Transformers v5.18.0. Source highlight: Nemotron 3 Diarization

## Breaking Changes & Deprecations
- Breaking changes * 🚨 [ROCm] gpt-oss: route FA3 to aiter-flash-attn, generate ROCm fixtures (#46837) by @Abdennacer-Badaoui
- [Zamba] Fix associative scan breaking ONNX export and OOM in integration test (#49092) by @ydshieh
- [Zamba] Fix associative scan breaking ONNX export and OOM in integration test (#49092)

## New Features
- Add Nemotron3Diarization (#49056) by @eustlb in #49056
- Add support for Nemotron Omni (#46509) by @meatybobby in #46509
- add HyperClovaX Vision (#44314) by @jp1924 in #44314
- model: Add GTE to Transformers (#48416) by @harshaljanjani in #48416
- model: Add GTE to Transformers (#48416)
- Add Nemotron3Diarization (#49056)

## Improvements
- [Improvement] Rework the docstring and comments of mHC (#48888)

## Bug Fixes
- 🚨 [vLLM] Fix video token counting for Transformers backend video inputs (Part 1) (#48894)
- fix incorrect hub tokenizer class (#48641)
- [CI] Deduplicate Nvidia/AMD CI reply comments and add headers (#48655)
- Update dev (#48654)
- [tests] Fix NougatModelIntegrationTest: pin artifact revision and update golden values (#48638)
- [fix] Fix GlmOcr integration tests: wrong token IDs and image token decode bug (#48650)

## Upgrade Command
```bash
python -m pip install 'transformers==5.18.0'
```