From
       Research To
Production

An open source machine learning framework that accelerates the path from research prototyping to production deployment.

Install

Key Features &
Capabilities

See all Features
Production Ready

Transition seamlessly between eager and graph modes with TorchScript, and accelerate the path to production with TorchServe.

Distributed Training

Scalable distributed training and performance optimization in research and production is enabled by the torch.distributed backend.

Robust Ecosystem

A rich ecosystem of tools and libraries extends PyTorch and supports development in computer vision, NLP and more.

Cloud Support

PyTorch is well supported on major cloud platforms, providing frictionless development and easy scaling.

Install PyTorch

Select your preferences and run the install command. Stable represents the most currently tested and supported version of PyTorch. This should be suitable for many users. Preview is available if you want the latest, not fully tested and supported, 1.9 builds that are generated nightly. Please ensure that you have met the prerequisites below (e.g., numpy), depending on your package manager. Anaconda is our recommended package manager since it installs all dependencies. You can also install previous versions of PyTorch. Note that LibTorch is only available for C++.

PyTorch Build
Your OS
Package
Language
Compute Platform
Run this Command:
PyTorch Build
Stable (1.8.1)
Preview (Nightly)
Your OS
Linux
Mac
Windows
Package
Conda
Pip
LibTorch
Source
Language
Python
C++ / Java
Compute Platform
CUDA 10.2
CUDA 11.1
ROCm 4.0 (beta)
CPU
Run this Command:
NOTE: Python 3.9 users will need to add '-c=conda-forge' for installation
conda install pytorch torchvision torchaudio cudatoolkit=10.2 -c pytorch
Previous versions of PyTorch

Quick Start With
Cloud Partners

Get up and running with PyTorch quickly through popular cloud platforms and machine learning services.

Alibaba Cloud
Amazon Web Services
Google Cloud Platform
Microsoft Azure

Companies & Universities
Using PyTorch

Pushing the state of the art in NLP and Multi-task learning.

Using PyTorch’s flexibility to efficiently research new algorithmic approaches.

Educating the next wave of AI Innovators using PyTorch.

Docs

Access comprehensive developer documentation for PyTorch

View Docs

Tutorials

Get in-depth tutorials for beginners and advanced developers

View Tutorials

Resources

Find development resources and get your questions answered

View Resources