# Hugging Face Transformers v4.6.0 — Release & Upgrade Intelligence
- **Product:** Hugging Face Transformers (https://huggingface.co)
- **Version:** v4.6.0
- **Released:** May 12, 2021
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/transformers/updates/v4.6.0/

## Executive Summary (TL;DR)
Hugging Face Transformers v4.6.0. Source highlight: v4.6.0: ViT, DeiT, CLIP, LUKE, BigBirdPegasus, MegatronBERT

## New Features
- Add DeiT (PyTorch) #11056 (@NielsRogge)
- Add BigBirdPegasus #10991 (@vasudevgupta7)
- Add LUKE #11223 (@NielsRogge, @ikuyamada)
- Add nvidia megatron models #10911 (@jdemouth)
- [FlaxRoberta] Add FlaxRobertaModels & adapt run_mlm_flax.py #11470 (@patrickvonplaten)
- [Flax] Add Electra models #11426 (@CoderPat)

## Bug Fixes
- run_text_classification.py fix #11660 (@Rocketknight1)
- Vit notebooks + vit/deit fixes #11309 (@NielsRogge)
- [doc] gpt-neo #11098 (@stas00)
- Auto feature extractor #11097 (@sgugger)
- accelerate question answering examples with no trainer #11091 (@theainerd)
- dead link fixed #11103 (@cronoik)

## Upgrade Command
```bash
python -m pip install 'transformers==4.6.0'
```