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Relayion

Send and receive SMS messages via Relayion

Actions7

Outbound Message → Send SMS

AI-generated

Summary

Send an SMS through Relayion to the specified E.164 recipient number with the required message body. Optionally route it through a device ID and choose SIM slot 0 or 1; if no device ID is supplied, Relayion uses the API key’s default device.

Inputs

  • Recipient Number (required) — Destination phone number in E.164 format.
  • Message Body (required) — Text content of the SMS.
  • Device ID — Optional authorized device to route the message through. Leave blank to use the API key’s default device.
  • SIM Slot Index — SIM slot index on the resolved device, 0 or 1; defaults to 0.

Output shape

One item per input item, containing the API response’s data object as JSON.

Submits a POST request to Relayion’s /api/v1/outbound endpoint. Errors are thrown unless Continue On Fail is enabled, in which case the output item contains an error message.

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