Stannp provides a direct mail API enabling users to send postcards and letters programmatically.
Tools
Add Recipients To Group
Tool to add existing recipients to a mailing list group. Use when you need to add recipients from your account to an existing group for campaign management.
Add Recipient To Group
Tool to add a recipient to a recipient group. Use when you need to add new mailing list subscribers.
Cancel Postcard
Tool to cancel a postcard if processing has not started yet. Use when you need to cancel a scheduled postcard before it enters production.
Create Campaign
Tool to create a new direct mail campaign on the platform. Use when you need to set up a campaign with recipients and design templates. Requires a valid group_id with recipients.
Create Campaign Sample
Tool to produce a PDF sample of your campaign. The generated link will be valid for 30 minutes. Use when you need to preview a campaign before sending it to recipients.
Create Folder
Tool to create a folder in your secure file transfer area. Use when you need to organize files or prepare a storage location before uploading documents.