AI ranking change · 2026-07-09
Postmark overtakes Resend as Grok's #1 pick
for transactional email api
Resend→Postmark
On 2026-07-09, Grok changed its #1 recommendation for best transactional email api — dropping Resend from the top spot in favor of Postmark. The previous #1 had held since 2026-07-07.
“Exceptional deliverability and speed for transactional emails, dedicated infrastructure separating streams to protect reputation, clean SDKs, strong analytics and support, battle-tested reliability since 2009”— Grok
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