Category: Email Marketing
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How AI improves email deliverability beyond send times
Lionel Poizner April 2, 2026
Email deliverability is cumulative, and AI email deliverability optimization works by reinforcing the sending behaviors that mailbox providers already measure over time. Mailbox providers evaluate authentication alignment, complaint rates, engagement patterns, and unsubscribe behavior across domains. In 2024, Gmail and Yahoo formalized stricter requirements for bulk senders, reinforcing a core principle: inbox placement depends on authentication, permission, and recipient behavior working together. 

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