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Sinch SMS

Send SMS messages via Sinch Conversations API

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Summary

Send an SMS message via Sinch Conversations API

Inputs

  • to (required) — Recipient phone number in E.164 format (e.g., +14155551234)
  • message (required) — The SMS message to send (max 1600 characters)
  • additionalFields — Optional additional fields for the SMS request

Output shape

array of executed items

Each item's json contains: messageId, to (cleaned E.164), message, status (typically 'queued'), acceptedTime, smsSender (if provided), and any additional fields from the Sinch API response. On continueOnFail, items contain an error json instead.

Examples

Example 1: Send SMS with sender and callback

to: +14155551234, message: Hello, additionalFields: { smsSender: +14155556789, callbackUrl: https://example.com/webhook, metadata: campaign_id=123 }

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