Outage in Customer.io
Some customers are seeing broadcast delivery delays (emails, push notifications, and webhooks)
Resolved MinorIncident Report
Summary AI Generated
Customer.io experienced a 45-minute incident where broadcast messages (emails, push notifications, and webhooks) were delayed and showing as "queued" instead of being delivered normally. The issue affected the Message Sending component, preventing timely delivery of customer communications. Engineers identified and resolved the problem, restoring normal message throughput after implementing a fix.
Our engineers are aware of an issue where messages may be showing as "queued". We're investigating this now. Thank you for your patience!
Components affected
Customer.io Message SendingTrusted by 1,000+ teams
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Latest Updates ( sorted recent to last )
RESOLVED
22 days ago - at 05/29/2026 05:08PM
We have confirmed that this incident is now resolved. Thank you very much for your patience!
MONITORING
22 days ago - at 05/29/2026 04:51PM
We have a resolution in place and are monitoring message throughput recovery now. Thank you for your patience!
IDENTIFIED
22 days ago - at 05/29/2026 04:40PM
We've identified the issue and are working towards a resolution now.
INVESTIGATING
22 days ago - at 05/29/2026 04:26PM
Our engineers are aware of an issue where messages may be showing as "queued". We're investigating this now. Thank you for your patience!
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