ChangesTelnyxEmail API messages rejected with gw_reject// injection_failed
Telnyx: Major incident: Email API messages rejected with gw_reject// injection_failed
Summary
Summary pending. The diff below shows exactly what changed.
Incident page: the full timeline of updates
What changed
Struck in red is what Telnyx removed; blue is what they added. Muted text is unchanged context.
Before: not present
After: Email API messages rejected with gw_reject// injection_failed
Before: not present
After: major
Before: not present
After: resolved
Before: not present
After: 2026-10-12 08:31 UTC
Before: not present
After: 2026-10-12 13:58 UTC
Before: not present
After: We are currently investigating this issue.
Before: not present
After: 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.
Before: not present
After: 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.
First version of this incident archived by Rewindex. View the live incident (opens in new tab).
History of this incident
Monday, October 12
1 incident change
- MajorMajor incident
Email API messages rejected with gw_reject// injection_failedthis change