ESPB
Latest
Feb 18, 2026Plunk: Dashboard Analytics DelayedFeb 15, 2026The State of Email Delivery in 2026Feb 8, 2026Mailgun: EU Region Delivery DelaysFeb 3, 2026Loops: API Documentation UnavailableFeb 1, 2026Q1 2026 ESP Performance ReportJan 28, 2026API Latency Comparison: Which ESP Responds Fastest?Jan 20, 2026Transactional Email Showdown: Postmark vs Resend vs BrewFeb 18, 2026Plunk: Dashboard Analytics DelayedFeb 15, 2026The State of Email Delivery in 2026Feb 8, 2026Mailgun: EU Region Delivery DelaysFeb 3, 2026Loops: API Documentation UnavailableFeb 1, 2026Q1 2026 ESP Performance ReportJan 28, 2026API Latency Comparison: Which ESP Responds Fastest?Jan 20, 2026Transactional Email Showdown: Postmark vs Resend vs Brew

Providers

Performance profiles for 12 monitored email service providers.

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SendGrid

all-in-one
85

Email delivery at scale

250ms

SparkPost

all-in-one
80

Enterprise email delivery

290ms