Our take
Document APIs & templates
An API-oriented shortlist choice for document creation and fulfilment. Compare template handling, address data, and the exact mailing product in your production plan.
What it offers
- PDF or HTML letters
- Letter previews
- Webhooks and mailing options
PostGrid supplies letter creation and fulfilment for documents and campaigns. Its API covers PDF/HTML letters, previews, mailing classes, Certified/registered options, return envelopes, and webhooks.
Setup and pricing approach
Business account. Plan-dependent.
Check the complete quote for your document and recipient. Match the page count, print settings, postal class, tax, and any receipt options before comparing totals.
Destination fit
Our research covers PostGrid for United States. These labels describe the markets in this directory. They do not establish the print origin or a delivery guarantee.
Official sources
The profile describes advertised capabilities. We have not placed a test order or measured delivery. Sources were checked on 14 October 2026.
- Letter product postgrid.com
- Print-and-mail API docs.postgrid.com
Before you send
- Confirm that your recipient destination and document are accepted.
- Inspect the complete print preview and address placement.
- Check the full price and selected postal product.
- Keep your confirmation and any postal records provided.
