Customers experienced a partial degradation of the Twilio Programmable Messaging API on September 8, 2025, between 12:19:40 PST and 12:20:10 PST. During this 30-second window, customers may have encountered increased API responses with 5xx error codes. This issue has been resolved and customers should no longer be experiencing errors.
We are no longer experiencing SMS delivery delays and failures when sending messages to small carriers in the United States. This incident has been resolved.