Telnyx incident
Email API messages rejected with gw_reject// injection_failed
Resolved after 5 hours 26 minutes, affecting Email API, on October 12, 2026.
We have confirmed reports that Email API deliverability has now improved. Email sending through the Telnyx Email API was unavailable during the following periods: - 9th October, approximately 21:10–22:05 UTC. - 10th October at approximately 22:15 UTC until 12th October at 09:25 UTC. A service restart by our engineers stabilised deliverability after 12th October at 09:25 UTC and resolved the issue.
Affected components
Update timeline
- investigating Oct 12, 2026, 08:31 AM UTC
We are currently investigating this issue.
- investigating Oct 12, 2026, 08:31 AM UTC
We are currently investigating this issue.
- monitoring Oct 12, 2026, 09:36 AM UTC
Our engineering team has investigated the issue and have executed a service restart. Logs are showing that email API injections are now succeeding from 09:23UTC onwards.
- monitoring Oct 12, 2026, 09:36 AM UTC
Email sending through the Telnyx Email API was unavailable during the following periods: • 9th October, approximately 21:10–22:05 UTC. • 10th October at approximately 22:15 UTC until 12th October at 09:25 UTC. New send requests during these periods failed with gw_reject// injection_failed. Messages already queued before each interruption continued to be sent. Customers can retry messages that failed during the affected periods. Service has been restored following a mitigation. We are monitoring stability and working on a permanent fix.
- resolved Oct 12, 2026, 01:58 PM UTC
We have confirmed reports that Email API deliverability has now improved. Email sending through the Telnyx Email API was unavailable during the following periods: - 9th October, approximately 21:10–22:05 UTC. - 10th October at approximately 22:15 UTC until 12th October at 09:25 UTC. A service restart by our engineers stabilised deliverability after 12th October at 09:25 UTC and resolved the issue.
- resolved Oct 12, 2026, 01:58 PM UTC
We have confirmed reports that Email API deliverability has now improved. Email sending through the Telnyx Email API was unavailable during the following periods: - 9th October, approximately 21:10–22:05 UTC. - 10th October at approximately 22:15 UTC until 12th October at 09:25 UTC. A service restart by our engineers stabilised deliverability after 12th October at 09:25 UTC and resolved the issue.
- resolved Oct 12, 2026, 01:58 PM UTC
We have confirmed reports that Email API deliverability has now improved. Email sending through the Telnyx Email API was unavailable during the following periods: - 9th October, approximately 21:10–22:05 UTC. - 10th October at approximately 22:15 UTC until 12th October at 09:25 UTC. A service restart by our engineers stabilised deliverability after 12th October at 09:25 UTC and resolved the issue.
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