Outage in Twilio
Single Send API endpoint returning 404 "resource not found"
Resolved MinorIncident Report
Starting around August 19th at 12PM CST, our engineers began investigating an issue with the single send API endpoint : PATCH /v3/marketing/singlesends/{id} since the server was returning a 404 response. Customers may experience the inability to execute these API calls. This does not impact mail send. We will provide another update in an hour or as soon as more information becomes available.
Trusted by 1,000+ teams
The Status Page Aggregator with Early Outage Detection
Stop finding out about outages from your users. Monitor 6,320+ cloud services and get alerted the second something breaks.
Start Free Trial
- No credit card
- 14-day trial
- 2-minute setup
Latest Updates ( sorted recent to last )
MONITORING
8 months ago - at 08/19/2025 05:55PM
A fix has been implemented and we are monitoring the results.
IDENTIFIED
8 months ago - at 08/19/2025 05:55PM
Our engineers have identified the issue and are currently working to resolve the endpoint inconsistencies.
INVESTIGATING
8 months ago - at 08/19/2025 05:27PM
We are continuing to investigate this issue.
INVESTIGATING
8 months ago - at 08/19/2025 05:14PM
Starting around August 19th at 12PM CST, our engineers began investigating an issue with the single send API endpoint : PATCH /v3/marketing/singlesends/{id} since the server was returning a 404 response. Customers may experience the inability to execute these API calls. This does not impact mail send. We will provide another update in an hour or as soon as more information becomes available.
Latest Twilio outages
RCS Messages and Receipts are delayed on AT&T Network - about 13 hours ago
SMS and MMS Delivery Delays and Failures Between Twilio and AT&T in United States - about 14 hours ago
The Status Page Aggregator with Early Outage Detection
With IsDown, you can monitor all your critical services' official status pages from one centralized dashboard and receive instant alerts the moment an outage is detected. Say goodbye to constantly checking multiple sites for updates and stay ahead of outages with IsDown.
Start free trialNo credit card required · Cancel anytime · 6320 services available
Integrations with
