# Transformers v5: Simple model definitions powering the AI ecosystem

DevFeed: [Transformers v5: Simple model definitions powering the AI ecosystem](<https://devfeed.tech/articles/transformers-v5-simple-model-definitions-powering-the-ai-ecosystem-7537.md>)

Original publisher: [Read original article](<https://huggingface.co/blog/transformers-v5>)

Author: Lysandre; Arthur Zucker; Cyril Vallez; Vaibhav Srivastav

Published: 2025-12-01T00:00:00Z

Content type: release

Language: en

Sources: [Hugging Face - Blog](<https://devfeed.tech/sources/hugging-face-blog.md>)

Topics: [Transformers](<https://devfeed.tech/topics/transformers.md>), [hugging face](<https://devfeed.tech/topics/hugging-face.md>), [model architecture](<https://devfeed.tech/topics/model-architecture.md>), [Artificial Intelligence](<https://devfeed.tech/topics/ai.md>), [Open Source](<https://devfeed.tech/topics/open-source.md>)

Tags: [ai](<https://devfeed.tech/tags/ai.md>), [announcement](<https://devfeed.tech/tags/announcement.md>), [community](<https://devfeed.tech/tags/community.md>), [hugging-face](<https://devfeed.tech/tags/hugging-face.md>), [inference](<https://devfeed.tech/tags/inference.md>), [model-architecture](<https://devfeed.tech/tags/model-architecture.md>), [open-source](<https://devfeed.tech/tags/open-source.md>), [python](<https://devfeed.tech/tags/python.md>), [transformers](<https://devfeed.tech/tags/transformers.md>), [v5](<https://devfeed.tech/tags/v5.md>)

## AI overview

Hugging Face announces Transformers v5, focusing on simpler model definitions and improvements for training, inference, and production. The article describes the library's growth to more than 400 model architectures and over 1.2 billion installs, along with modular design intended to improve maintenance, integration, and collaboration.

## Source excerpt

We're on a journey to advance and democratize artificial intelligence through open source and open science.