PostGrid

PostGrid Print & Mail API

A REST API for programmatically sending letters, postcards, checks, and self-mailers. Handles printing, postage, and delivery with support for templates, contacts, tracking, webhooks, and both test and live modes. Authenticated via x-api-key header.

GitHub OpenAPI

Documentation

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Documentation
https://docs.postgrid.com/

Specifications

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OpenAPI
https://postgrid.readme.io/llms.txt

Other Resources

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PythonSDK
https://github.com/postgrid/postgrid-python
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NodeSDK
https://github.com/postgrid/postgrid-node
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Examples
https://github.com/postgrid/postgrid-examples

OpenAPI Specification

llms.txt Raw ↑