> For the complete documentation index, see [llms.txt](https://docs.kogno.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.kogno.io/replies-notifications/url.md).

# url

### <mark style="color:orange;">`url(params=Hash)`</mark>

### Platforms

<table><thead><tr><th width="362.78343949044586">Platform</th><th data-type="checkbox">Supported</th></tr></thead><tbody><tr><td>Messenger</td><td>true</td></tr><tr><td>WhatsApp</td><td>true</td></tr><tr><td>Telegram</td><td>true</td></tr></tbody></table>

### Usage

```ruby
@reply.url(
  {
    title: "Follow Kogno on Twitter",
    sub_title: "Get any update from our framework.",
    image: "https://pbs.twimg.com/profile_images/1533726469641338881/Q9dM6DpM_400x400.jpg",
    url: "https://twitter.com/kogno_framework",
    button: "Follow US"
  }
)    
```

### Params

<table><thead><tr><th width="251.57142857142856">Name</th><th>Description</th></tr></thead><tbody><tr><td><mark style="color:orange;"><code>title</code></mark><br>String</td><td><p><strong>Required.</strong></p><p>URL Title</p></td></tr><tr><td><mark style="color:orange;"><code>sub_title</code></mark><br>String</td><td><strong>Optional.</strong><br>Brief description displayed below the title.</td></tr><tr><td><mark style="color:orange;"><code>image</code></mark><br>String</td><td><strong>Required.</strong><br>An image url</td></tr><tr><td><mark style="color:orange;"><code>url</code></mark><br>String</td><td><strong>Required.</strong><br>An image url</td></tr><tr><td><mark style="color:orange;"><code>button</code></mark><br>String</td><td><p><strong>Optional.</strong><br>A button label. </p><p>Not available in WhatsApp.</p></td></tr></tbody></table>

In Messenger can be included two extra parameters: <mark style="color:orange;">`messenger_extensions`</mark> (boolean) and <mark style="color:orange;">`image_aspect_ratio`</mark> (:horizontal or :square). If they are present, the other platforms will just ignore them.