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WhatsApp Messaging

Send WhatsApp messages — text, images, videos, audio, documents, locations, contacts, polls

Actions12

Send Document

AI-generated

Summary

Send a document to a WhatsApp recipient using a URL or base64-encoded data. Optionally include a caption and reply to a message by ID.

Inputs

  • To (required) — Recipient phone number or JID.
  • Document URL or Base64 (required) — HTTPS document URL or base64-encoded document data.
  • File Name (required) — Name displayed for the file in WhatsApp.
  • MIME Type (required) — Document MIME type; defaults to application/octet-stream.
  • Caption — Optional caption for the document.
  • Reply to Message ID — Optional message ID to quote or reply to.

Output shape

One JSON result per input item, returned as n8n output items in input order.

The result is the JSON response from the WhatsApp API. With Continue On Fail enabled, an item-level error is returned as {"error":"message"}; otherwise an error stops execution.

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