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

# env

> The `env` key defines environment variables

## Overview

```yaml alto.yml theme={null}
...
env:
  ENV_VAR1: "{{ env('ENV_VAR1') }}"
...
```

This `env` key should contain a set of key-value pairs representing the environment
variables for your cloud environment.