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Twilio · Apps and SaaSSep 17, 2026, 15:57 UTC 7 weeks ago

503 Errors When Calling Comms-API

InformationalNot disclosedUpdated 47d ago
Sep 17, 15:57 UTCSep 17, 15:57 UTC
Duration
0m
Impact
Informational
Root cause
Not disclosed
Twilio, 90 days
548 incidents
Affected
SMSPROGRAMMABLE MESSAGING - SMS
Status page

Final update

Starting on 2026-09-16 ~19:00 UTC customers were experiencing 503 errors while calling comms-api messages endpoints. 128 requests took 1 minute and eventually got failed by the timeout. After 19:30 there were no 503 errors observed anymore but the root cause of the issue is unclear.

Timeline

  1. Resolved · Sep 17, 15:57 UTC
    Starting on 2026-09-16 ~19:00 UTC customers were experiencing 503 errors while calling comms-api messages endpoints. 128 requests took 1 minute and eventually got failed by the timeout. After 19:30 there were no 503 errors observed anymore but the root cause of the issue is unclear.

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