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SMS and ntfy

  1. In Twilio, buy or choose a number capable of sending SMS. Your Twilio account and carrier restrictions still apply; APX does not make SMS free.
  2. Copy the Account SID and Auth Token from the console’s Account Info.
  3. Open Settings › Channels › Add channel › SMS and enter those values and the phone number. Choose the agent.
  4. Send a text to that number. APX polls for messages every few seconds; this adapter needs no webhook.
  5. Link your own sender using the code in the SMS; approve other senders as contacts, not as yourself.

Try a short plain-text conversation first. Phone numbers do not prove owner authority: risky instructions may need confirmation in APX. Do not assume chat buttons, images, read receipts or long-message behavior match WhatsApp. If nothing arrives, check the number’s SMS capability, account restrictions, credentials and channel error. Replies are sent from the configured Twilio number and can incur provider charges.

This channel has one person: you. It is not a multi-contact messaging bot. It is also distinct from configuring an ntfy push address for a paired phone.

  1. Install ntfy and subscribe to a long, random topic on ntfy.sh or your own server.
  2. Prefer a protected topic and create an access token in ntfy account settings. Anyone who knows an unprotected topic can write to it as you; an obscure name is not account authentication.
  3. Open Settings › Channels › Add channel › ntfy. Enter server, topic and the token if required.
  4. Reply on the topic to speak to the agent. Test a reply and an agent message before relying on it for notices.

The channel’s topic is not an authenticated owner session. Confirmation cards may direct you to the APX app rather than accepting approval from ntfy. If delivery fails, check server permissions, topic spelling and the token on both APX and your ntfy client.

Set notice destinations in APX’s interruption settings when you want the channel to receive agent notices. Connecting a channel alone does not promise that every notice will be sent there: quiet hours and notice budgets still apply. See Channels overview for owner-message routing and Secretary for notices.