> ## Documentation Index
> Fetch the complete documentation index at: https://arize-ax.mintlify.dev/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# R SDK

> Arize AI for Model Monitoring, Troubleshooting, and Explainability

Use the Arize R package to monitor machine learning predictions to observe your machine learning models and their features, predicted labels, and actual labels with just few lines of code.

## Installing the package

```cpp theme={null}
install.packages("devtools")
devtools::install_github("Arize-ai/client_r")
library(arize)
```

<Info>
  Arize R SDK requires R Version >= R 4.1.2
</Info>

## Instrumenting your model

* [Client\$new()](/ax/machine-learning/machine-learning/api-reference-ml/r-sdk/clientusdnew)- initialize the client used to publish predictions