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Postmark vs Resend

Reliability comparison based on uptime, incident history, and mean time to recovery. Updated daily.

Postmark
Resend
Current Status Operational Operational
Uptime (30d) N/A 99.515% Best
Uptime (90d) N/A 99.831% Best
MTTR N/A 45 min Best
Incidents (30d) 0 Best 2
Incidents (90d) 0 Best 2
Reliability Score 100.0/100 Best 89.2/100
Postmark Status → Resend Status →

Recent Incidents

Resend Delayed email status updates
minor · Oct 26, 2026 — Oct 26, 2026
Resolved
minor
Resend Intermittent latency spikes on our emails API
minor · Oct 23, 2026 — Oct 23, 2026
Resolved
minor

Frequently Asked Questions

Which is more reliable, Postmark or Resend?
Based on our monitoring data, Postmark is currently more reliable than Resend. Postmark has a reliability score of 100.0/100 compared to Resend's 89.2/100. This score factors in uptime percentage, mean time to recovery, incident frequency, and consistency. Monitor both services with Happy Uptime for real-time alerts.
Which has better uptime, Postmark or Resend?
Over the last 30 days, Resend has a higher uptime of 99.515% compared to Postmark's N/A. We check both services every 5 minutes from multiple global regions.
Is Postmark more stable than Resend?
Postmark has been more stable over the past 90 days with 0 incidents compared to Resend's 2 incidents. Fewer incidents generally indicates a more stable service. Use Happy Uptime to track both services and get AI-powered incident analysis.

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