# Message Status (Webhook)

- [WhatsApp Channel](/message-status-webhook/whatsapp-channel.md): When there are new incoming messages, or message status is updated (e.g., sent, read), iSlash will post data to the Webhook URL.
- [Facebook Channel](/message-status-webhook/facebook-channel.md): When there are new incoming messages, or message status is updated (e.g., sent, read), iSlash will post data to the Webhook URL.