Send a preview of an email message
Email messages
Send a preview of an email message
Send a test preview of an email message to one or more addresses.
POST
Send a preview of an email message
Send a test email message to one or more addresses. Accepted variable fields depend on the parent’s type:
- Campaign accepts
contactProperties. - Workflow accepts
contactPropertiesandeventProperties. - Transactional accepts
dataVariables.
400 Bad Request error.
Each team can send up to 100 preview emails per day.Authorizations
Bearer authentication header of the form Bearer <token>, where <token> is your auth token.
Path Parameters
The ID of the email message.
Body
application/json
One or more addresses to send the preview to.
Minimum array length:
1Contact property values to render. Accepted for campaign and workflow previews.
Event property values to render. Accepted for workflow previews only.
Transactional data variables to render. Accepted for transactional previews only.
Response
Preview scheduled.
The ID of the email message the preview was sent for.
Last modified on July 20, 2026
Related topics
Transactional email API examplesEmail messagesCampaigns API examplesSend a transactional emailCreate a campaign
