Postmark SMTP by Ytosko icon

Postmark SMTP by Ytosko

Send emails via Postmark API

Email → Send Email

AI-generated

Summary

Send Email sends an email via Postmark SMTP using configured domain, sender details, recipients, subject, HTML body, and optional additional fields.

Inputs

  • fromDomain (required) — Choose a verified domain
  • fromName — Sender Name
  • fromEmail (required) — The sender email address. Must be from the selected domain.
  • toName — Recipient Name
  • toEmail (required) — Comma separated list of recipients
  • subject (required) — Subject
  • htmlBody — HTML Body
  • additionalFields — Additional fields such as Cc, Bcc, and Attachments.

Output shape

array of result objects

Each result object contains a json property with the API response; if an error occurs and continueOnFail is enabled, the object includes an error field instead.

Examples

Example 1: Send a simple transactional email

fromDomain: 'myapp.com', fromEmail: 'noreply@myapp.com', toEmail: 'user@example.com', subject: 'Welcome', htmlBody: '

Welcome!

'

Example 2: Send with CC, BCC and an attachment

fromDomain: 'myapp.com', fromEmail: 'noreply@myapp.com', toEmail: 'user@example.com', subject: 'Report', htmlBody: '

See attachment

', additionalFields: {"cc":"cc@example.com","bcc":"admin@example.com","attachments":[{"propertyName":"file","fileName":"report.pdf"}]

Example 3: Bulk send using workflow items

Configure domain, email fields and leave additionalFields empty; the node processes each input item and returns the API response per item.

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