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

# Send document

> Send document messages via SDK or API

<CodeGroup>
  ```typescript TypeScript SDK icon="square-js" theme={null}
  import { WhatsAppClient } from '@kapso/whatsapp-cloud-api';

  const client = new WhatsAppClient({
    baseUrl: 'https://api.kapso.ai/meta/whatsapp',
    kapsoApiKey: process.env.KAPSO_API_KEY!
  });

  await client.messages.sendDocument({
    phoneNumberId: '647015955153740',
    to: '15551234567',
    document: {
      link: 'https://example.com/invoice.pdf',
      caption: 'Your invoice for order #12345',
      filename: 'invoice-12345.pdf'
    }
  });
  ```

  ```bash REST API icon="code" theme={null}
  curl -X POST 'https://api.kapso.ai/meta/whatsapp/v24.0/647015955153740/messages' \
    -H 'X-API-Key: YOUR_API_KEY' \
    -H 'Content-Type: application/json' \
    -d '{
      "messaging_product": "whatsapp",
      "to": "15551234567",
      "type": "document",
      "document": {
        "link": "https://example.com/invoice.pdf",
        "caption": "Your invoice for order #12345",
        "filename": "invoice-12345.pdf"
      }
    }'
  ```
</CodeGroup>