# Docs

Will allow you to see the version of the Mirror Node that Validation Cloud is running by looking at the `openapi.yml` file.

This method will use `10` [Compute Units](https://docs.validationcloud.io/v1/about/billing).

***

## **Parameters**

`None`

## Returns

```json
// Result
openapi: 3.0.3
paths:
...
info:
  title: Hedera Mirror Node REST API
  version: 0.107.2
...
```

{% tabs %}
{% tab title="mainnet" %}

```bash
curl https://mainnet.hedera.validationcloud.io/v1/<YOUR_API_KEY_HERE>/api/v1/docs/openapi.yml \
    -X GET

# Or visit the above URL in your browser, note you will need to include your API Key.
```

{% endtab %}

{% tab title="testnet" %}

<pre class="language-bash"><code class="lang-bash">curl https://testnet.hedera.validationcloud.io/v1/&#x3C;YOUR_API_KEY_HERE>/api/v1/docs/openapi.yml \
    -X GET
<strong>
</strong><strong># Or visit the above URL in your browser, note you will need to include your API Key.
</strong></code></pre>

{% endtab %}
{% endtabs %}