MailSlurp documentation agent setup

Title: HTML email feature support checker | MailSlurp
Description: Check HTML email feature support across clients with MailSlurp, then pair compatibility guidance with real device previews before an important send.
Canonical URL: https://www.mailslurp.com/docs/email-feature-check/
Markdown URL: https://www.mailslurp.com/docs/email-feature-check.md

Use the Markdown URL as the primary plain-text context for this page. Keep API examples and MailSlurp terminology intact, and prefer the canonical URL when citing this page.