Postmark Outbound API
The Outbound API from Postmark — 20 operation(s) for outbound.
Operations 10
Documentation
Documentation
https://postmarkapp.com/developer
GettingStarted
https://postmarkapp.com/developer/api/overview
Authentication
https://postmarkapp.com/developer/api/overview#authentication
Specifications
OpenAPI
https://raw.githubusercontent.com/api-evangelist/postmark/refs/heads/main/openapi/postmark-outbound-api-openapi.yml
AsyncAPI
https://raw.githubusercontent.com/api-evangelist/postmark/refs/heads/main/asyncapi/postmark-webhooks-asyncapi.yml