WhatsApp API - Send Message icon

WhatsApp API - Send Message

Send messages via WhatsApp API

Actions7

Send Bulk

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Summary

Send a text message to multiple WhatsApp recipients in bulk with optional delay and labels.

Inputs

  • Session ID (required) — The WhatsApp session ID to send the messages from.
  • Organization ID (required) — The organization identifier for multi-tenant API access; can be supplied via expression from previous node data.
  • Recipients (required) — Comma-separated list of recipient phone numbers with country codes, no plus signs or spaces.
  • Message (required) — The text content of the message to send.
  • Labels — Optional list of label IDs to apply to the sent messages.
  • Delay Between Messages (Ms) — Optional delay in milliseconds between sending each message; defaults to 1000 ms.

Output shape

a list of response objects from the WhatsApp API call, one per bulk send request

The output array includes the API responses or error objects if continueOnFail is enabled. The node sends one HTTP request per input item, each posting the bulk send request to the WhatsApp API with the given parameters.

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