Postmark Skills Postmark is a transactional email platform built for developers, with 15+ years of deliverability expertise. These skills teach AI agents how to use the Postmark API effectively. Sub-Skills | Feature | Skill | Use When | |---------|-------|----------| | Sending emails | | Sending transactional or broadcast emails — single, batch, bulk, or with templates | | Inbound processing | | Processing incoming emails via webhooks, building reply-by-email, email-to-ticket, or document extraction | | Template management | | Creating, editing, or sending with Postmark's server-side Handleba…