This document is relevant for: Inf1, Inf2, Trn1, Trn2, Trn3

Release Content#

This page contains the packages, libraries, and other artifacts (and the versions of them) that ship in the latest AWS Neuron SDK release.

<< Back to the release notes

Neuron 2.31.0 (07/07/2026)#

Trn1 packages#

List of packages in Neuron 2.31.0:

Component                           Package                                           
Collective Communication Library    aws-neuronx-collectives-2.33.10.0 
Driver                              aws-neuronx-dkms-2.29.0.0 
CustomOps                           aws-neuronx-gpsimd-customop-lib-0.23.11.0 
CustomOps Tools                     aws-neuronx-gpsimd-tools-14.09.x 
OCI                                 aws-neuronx-oci-hook-2.17.30.0 
Runtime Library                     aws-neuronx-runtime-lib-2.33.10.0 
System Tools                        aws-neuronx-tools-2.31.13.0 
Jax                                 jax_neuronx-0.10.0.1.0.10466 
Framework                           libneuronxla-2.2.17544.0 
Framework                           libneuronxla-3.0.3854.0 
nan                                 neuron_agentic_development-1.2 
Compiler                            neuronx-cc-2.26.6360.0 
Neuron Distributed                  neuronx_distributed-0.19.28492 
Neuron Distributed Inference        neuronx_distributed_inference-0.10.18399 
NKI                                 nki-0.5.0 
TensorBoard                         tensorboard-plugin-neuronx-2.0.918.0 
PyTorch                             torch-neuronx-2.9.0.2.15.32035 
nan                                 torch-xla-2.10.0 
nan                                 torch-xla-2.11.0 
nan                                 torch-xla-2.12.0

Trn2 packages#

List of packages in Neuron 2.31.0:

Component                           Package                                           
Collective Communication Library    aws-neuronx-collectives-2.33.10.0 
Driver                              aws-neuronx-dkms-2.29.0.0 
CustomOps Tools                     aws-neuronx-gpsimd-tools-14.09.x 
OCI                                 aws-neuronx-oci-hook-2.17.30.0 
Runtime Library                     aws-neuronx-runtime-lib-2.33.10.0 
System Tools                        aws-neuronx-tools-2.31.13.0 
Jax                                 jax_neuronx-0.10.0.1.0.10466 
nan                                 libtorch_neuronx_lite-2.10.0.1.0.696 
nan                                 libtorch_neuronx_lite-2.11.0.1.0.696 
nan                                 libtorch_neuronx_lite-2.12.0.1.0.696 
nan                                 neuron_agentic_development-1.2 
Compiler                            neuronx-cc-2.26.6360.0 
Neuron Distributed                  neuronx_distributed-0.19.28492 
Neuron Distributed Inference        neuronx_distributed_inference-0.10.18399 
NKI                                 nki-0.5.0 
PyTorch                             torch-neuronx-2.9.0.2.15.32035 
nan                                 torch-xla-2.10.0 
nan                                 torch-xla-2.11.0 
nan                                 torch-xla-2.12.0

Inf2 packages#

List of packages in Neuron 2.31.0:

Component                           Package                                           
Collective Communication Library    aws-neuronx-collectives-2.33.10.0 
Driver                              aws-neuronx-dkms-2.29.0.0 
CustomOps                           aws-neuronx-gpsimd-customop-lib-0.23.11.0 
CustomOps Tools                     aws-neuronx-gpsimd-tools-14.09.x 
OCI                                 aws-neuronx-oci-hook-2.17.30.0 
Runtime Library                     aws-neuronx-runtime-lib-2.33.10.0 
System Tools                        aws-neuronx-tools-2.31.13.0 
Jax                                 jax_neuronx-0.10.0.1.0.10466 
Framework                           libneuronxla-2.2.17544.0 
Framework                           libneuronxla-3.0.3854.0 
nan                                 neuron_agentic_development-1.2 
Compiler                            neuronx-cc-2.26.6360.0 
Neuron Distributed                  neuronx_distributed-0.19.28492 
Neuron Distributed Inference        neuronx_distributed_inference-0.10.18399 
NKI                                 nki-0.5.0 
TensorBoard                         tensorboard-plugin-neuronx-2.0.918.0 
PyTorch                             torch-neuronx-2.9.0.2.15.32035 
nan                                 torch-xla-2.10.0 
nan                                 torch-xla-2.11.0 
nan                                 torch-xla-2.12.0

Inf1 packages#

List of packages in Neuron 2.31.0:

Component                           Package                                           
OCI                                 aws-neuronx-oci-hook-2.17.30.0 
System Tools                        aws-neuronx-tools-2.31.13.0 
MXNet                               mx_neuron-1.8.0.2.4.147.0 
MXNet                               mxnet_neuron-1.5.1.1.10.0.0 
Compiler                            neuron-cc-1.24.0.0 
Perf Tools                          neuronperf-1.8.93.0 
PyTorch                             torch-neuron-1.13.1.2.11.13.0

Supported Python Versions for Inf1 packages#

List of packages in Neuron 2.31.0:

Package                                        Supported Python Versions              
mx_neuron-1.8.0.2.4.147.0                         3.9, 3.10 
mxnet_neuron-1.5.1.1.10.0.0                       3.9, 3.10 
neuron-cc-1.24.0.0                                3.9, 3.10 
neuronperf-1.8.93.0                               3.9, 3.10 
torch-neuron-1.13.1.2.11.13.0                     3.9, 3.10

Supported Python Versions for Inf2/Trn1/Trn2 packages#

List of packages in Neuron 2.31.0:

Package                                        Supported Python Versions              
jax_neuronx-0.10.0.1.0.10466                      3.11, 3.12, 3.13 
libneuronxla-2.2.17544.0                          3.11, 3.12, 3.13 
libneuronxla-3.0.3854.0                           3.11, 3.12, 3.13 
neuron_agentic_development-1.2                    3.11, 3.12, 3.13 
neuronx-cc-2.26.6360.0                            3.11, 3.12, 3.13 
neuronx_distributed-0.19.28492                    3.11, 3.12, 3.13 
neuronx_distributed_inference-0.10.18399          3.11, 3.12, 3.13 
nki-0.5.0                                         3.11, 3.12, 3.13 
torch-neuronx-2.9.0.2.15.32035                    3.11, 3.12, 3.13 
torch-xla-2.10.0                                  3.11, 3.12, 3.13 
torch-xla-2.11.0                                  3.11, 3.12, 3.13 
torch-xla-2.12.0                                  3.11, 3.12, 3.13

Supported NumPy Versions#

Neuron currently supports NumPy versions 2.X. Neuron continues to support NumPy versions >= 1.21.6, as well.

Supported vLLM Versions#

Neuron currently supports vLLM version 0.16.0.

Supported Hugging Face Transformers Versions#

Package

Supported Hugging Face Transformers Versions

torch-neuronx

>= 4.52

neuronx-distributed-inference

== 4.57.*

vllm

>= 4.56.0, < 5

Supported Protobuf Versions#

Package

Supported Protobuf versions

neuronx-cc

> 3

torch-neuronx

>= 3.20

jax-neuronx

>= 3.20

torch-neuron

< 3.20

neuronx-distributed

>= 3.20

tensorflow-neuronx

< 3.20

tensorflow-neuron

< 3.20

Previous Neuron Releases Content#

This document is relevant for: Inf1, Inf2, Trn1, Trn2, Trn3