MailSlurp adds inbox placement testing to all plans, gates warmup to top tiers
New provider/device coverage section: inbox placement on all plans; Google Workspace/M365 placement Pro+; warmup checkpoints Growth/Enterprise only; premium render targets may cost more.
What changed
New Provider and device coverage section: Yahoo Mail added to inbox placement on all plans (cards listed only Gmail/Outlook); Growth/Enterprise warmup checkpoints now cover Yahoo, Google Workspace and Microsoft 365 (previously Gmail and Outlook); premium render target list expanded (iOS/iPadOS Mail, Gmail iOS, Outlook mobile, Gmail.com, Outlook.com, Yahoo.com). Usage rates now note premium targets may cost more, and light/dark renders bill as separate targets.
Before and after
Oct 5, 2026 vs Oct 12, 2026New Provider and device coverage section: Yahoo Mail added to inbox placement on all plans (cards listed only Gmail/Outlook); Growth/Enterprise warmup checkpoints now cover Yahoo, Google Workspace and Microsoft 365 (previously Gmail and Outlook); premium render target list expanded (iOS/iPadOS Mail, Gmail iOS, Outlook mobile, Gmail.com, Outlook.com, Yahoo.com). Usage rates now note premium targets may cost more, and light/dark renders bill as separate targets.
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