In simple English
This library gives you access to over a million ready-made artificial intelligence models. You can use them to write text, transcribe speech, or classify images with just a few lines of code. Instead of training a model from scratch, you download a pre-trained one from the cloud. It saves you weeks of work and thousands of dollars in computing costs. You only need a computer with a modern graphics card to run the smaller models locally.
What it is
Transformers is a Python (a popular programming language for data science and web backends) library that standardizes how artificial intelligence models are defined and loaded. It serves as a bridge between raw model weights and popular training frameworks, letting you switch models with a single line of code.
What it is good for
Solo builders who want to add smart features like chat bots, audio transcription, or image recognition to their applications without building custom machine learning models.
- Access to over a million pre-trained models for text, vision, and audio tasks.
- Simple high-level pipeline commands let you generate text or classify images in three lines of code.
- Integrates smoothly with popular training and inference tools across the machine learning ecosystem.
- Large models require powerful hardware with significant RAM and a dedicated GPU (graphics processing unit, a specialized chip designed to handle heavy mathematical calculations quickly) to run efficiently.
- Large download sizes for model weights can quickly fill up your hard drive.
- Rapid updates to the library can sometimes break backward compatibility in older codebases.
building and training custom machine learning models from scratch
PyTorch
- ollama/ollama184k stars
Ollama runs large language models locally as a desktop app, while Transformers is a Python library for developers.
- vllm-project/vllm94k stars
vLLM focuses on high-speed text generation serving, while Transformers handles a wider range of model definitions and modalities.
- mudler/LocalAI50k stars
Serves text, vision, speech, image and video models from one self-hosted service that imitates the paid interfaces.
- janhq/jan45k stars
Downloads and runs language models entirely offline as a desktop application, and opens a local server other programs can use.
- Mintplex-Labs/anything-llm67k stars
One program that reads your documents and answers questions about them, with the model running locally if you want.
python -m venv .my-env source .my-env/bin/activate pip install "transformers[torch]"