> 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/contexts/blocks/keyword.md).

# keyword

### <mark style="color:orange;">`keyword(String|Array, &block)`</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
class MainContext < Conversation

  def blocks

    keyword ["stop","close","quit"] do
      @reply.text "I'll stop responding you until you write the keyword 'start'"
    end
    
    keyword "start" do
      @rsp.text("Great!")
      @reply.text "Let's chat again! 😃"
    end
    
  end
  
end
```