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By default the app sends SMS, such as Send SMS automations, through its built-in provider and charges your Credits balance. Connect an SMS gateway and those messages go through your own provider’s HTTP API instead, and use no credit. You describe your provider’s API once: where to send the request, which method, and which headers and body fields to send. The app fills in the phone number and the message each time it sends.
Required permission:
  • View integration
  • Create integration (to connect)
  • Edit integration (to change the gateway)
  • Delete integration (to disconnect)
The SMS gateway card is offered to selected accounts only. If you don’t see it, contact support.

Connect a gateway

Open Settings › Integration and click Connect on the SMS gateway card.
The SMS gateway dialog
  1. Name: which provider this is, for example the provider’s name. Required.
  2. Endpoint: the full http:// or https:// address the app sends each SMS to, as given in your provider’s API documentation.
  3. Method: POST (the default), GET or PUT. With GET, the body fields are sent as query parameters on the endpoint.
  4. Headers: click Add for each header your provider needs, such as an API key or Content-Type. Each row has a Name and a Value.
  5. Body: click Add for each field the request carries, such as the recipient, the message and a sender ID.
  6. Test recipient: a phone number to receive a test message, then Send a test.
Click Save. The card shows Connected.

Fill in the recipient and the message

In any header or body Value, write these placeholders where your provider expects the details of each message. They’re replaced every time an SMS is sent: For example, a provider that expects to, text and from fields gets three body rows: The body is sent as JSON. If your provider expects a form instead, add a header Name Content-Type with Value application/x-www-form-urlencoded.

Keep keys hidden

Each header and body row has a Secret checkbox. Tick it for API keys, passwords and tokens: the value is masked while you type and is hidden once saved, so nobody can read it back from the dialog later. To change a secret, type the new value. Use Remove to delete a row.

Send a test

Before you rely on the gateway, check that your provider accepts the request:
  1. Type a phone number in Test recipient, for example +62 812 3456 7890.
  2. Click Send a test. The button works once Endpoint is a full http:// or https:// address.
The test uses what is in the dialog right now, so you can test before saving. Test message sent to … means your provider accepted it; check that the phone received it. The test message did not go through means your provider refused the request: check the endpoint, method, headers and body against your provider’s documentation.

Change or disconnect the gateway

  • Click Edit on the card to change any field, then Save. The toast SMS gateway updated confirms it.
  • Click Disconnect and confirm to remove the gateway. SMS goes back through the built-in provider and uses Credits again. Automations don’t need to change.