MailSlurp guide agent setup

Title: Transactional Email API Fundamentals
Description: How to send email campaigns and transactional marketing emails using email API services like MailSlurp. Reduce bounces and increase deliverability.
Canonical URL: https://www.mailslurp.com/guides/transactional-email/
Markdown URL: https://www.mailslurp.com/guides/transactional-email.md

Use the Markdown URL as the primary plain-text context for this guide. Keep MailSlurp terminology, setup steps, screenshots, and provider-specific instructions intact, and prefer the canonical URL when citing this page.