Skip to content

Twilio outage history and postmortems

Apps and SaaS · San Francisco, US · 550 incidents in 90 days · 99.60% implied uptime · last 5h ago

Status page Compare

Incidents

400 on file
StartedIncidentDuration
Sep 2503:49 UTCSMS Delivery Delays from Twilio to Claro BrazilOngoing
Sep 2502:24 UTCSMS Delivery Delays from a Subset of Twilio Short Codes to Cellularone NE Arizona United StatesOngoing
Sep 2420:40 UTCEvent Streams Service Disruption5h 44m
Sep 2417:55 UTCSMS Delivery Receipt Delays from a Subset of Twilio Alphanumeric Sender IDs to Ooredoo AlgeriaOngoing
Sep 2417:19 UTCSome Transfer Calls in Elastic SIP Trunking Failing With Error Code 3220443m
Sep 2416:22 UTCLink Branding Creation Fails with HTTP 500 Internal Server Error (Auto SSL Enabled)2h 4m
Sep 2414:37 UTCCustomers Using Conversation Intelligence (Classic) May Experience Delays With Transcript and Operator Results Being Available4h 58m
Sep 2411:52 UTCSMS Delivery Delays and Failures from Twilio to MTS Belarus3h 17m
Sep 2411:13 UTCSMS Delivery Receipt Delays from Twilio to MTN CameroonOngoing
Sep 2408:36 UTCSMS Delivery Delays from Twilio to Datora BrazilOngoing
Sep 2406:56 UTCSMS Delivery Failures from a Subset of Twilio Alphanumeric Sender IDs to Telkomsel IndonesiaOngoing
Sep 2319:34 UTCVoice Call Failures From a Subset of Twilio Phone Numbers to Vodafone in the United Kingdom of Great Britain and Northern Ireland27h 46m
Sep 2317:57 UTCSMS Delivery Failures from Twilio Alphanumeric Sender IDs to MTN Nigeria5h 54m
Sep 2315:02 UTCVoice Call Failures From a Subset of Twilio Phone Numbers to NorwayOngoing
Sep 2312:53 UTCSMS Delivery Delays from Twilio to MASS Response Austria4h 20m
Sep 2310:58 UTCSMS Delivery Failures from Twilio to Multiple Countries9h 12m
Sep 2306:32 UTCSMS Delivery Delays from Twilio Phone Numbers to Tele2 Sweden5h 53m
Sep 2221:38 UTCFlex UI Realtime Statistics Showing Inaccurate Longest Waiting Task Data2h 59m
Sep 2221:27 UTCCustomers Are Unable to See All of Their Free Credits in the Free Unit Tracker in the New Twilio Console44m
Sep 2219:23 UTCMessaging Webhook Delays in US152m
Sep 2218:20 UTCPhone Number APIs and Console Were Returning Incorrect 404 Responses0m
Sep 2209:19 UTCSMS Delivery Delays from Twilio Long Codes to Natcom Haiti3h 33m
Sep 2208:50 UTCUser Authentication Identity SNA Failure Increase for Smartfren in Indonesia5h 50m
Sep 2206:55 UTCSMS Delivery Delays and Failures from Twilio to Airtel India5h 55m
Sep 2206:19 UTCSMS Delivery Delays and Failures From a Subset of Twilio Alphanumeric Sender IDs and Long Codes to Du United Arab Emirates5h 20m
Sep 2204:20 UTCSMS Delivery Delays from Twilio to Izzi Mexico3h 56m
Sep 2123:54 UTCDelayed Intelligent Alerts Notifications and Stale Alert History in Console1h 7m
Sep 2117:25 UTCVerify Voice Traffic Failures to Japan0m
Sep 2115:09 UTCAPI Errors Affecting Multiple Services0m
Sep 2113:42 UTCSMS Delivery Delays from Twilio to Claro Brazil8h 3m
Sep 2109:51 UTCVoice Call Failures from Network Subscribers to a Subset of Twilio Israel Phone Numbers17h 45m
Sep 2106:10 UTCVoice Call Post Dial Delay from Twilio Phone Numbers to Jazz PakistanOngoing
Sep 2022:28 UTCSMS Delivery Delays from Twilio to Telemat Cel Brazil36h 34m
Sep 2017:47 UTCSMS Delivery Receipt Delays From a Subset of Twilio Short Codes to Liberty Mobile Puerto RicoOngoing
Sep 1911:30 UTCSMS Delivery Delays from Twilio to MTS Russia5h 5m
Sep 1822:15 UTCSMS Delivery Delays and Failures from a Subset of Twilio Alphanumeric Sender IDs and Long Codes to Tigo and Orange Democratic Republic of the Congo43h 11m
Sep 1821:34 UTCA2P 10DLC Campaign Statuses Remaining 'In Review'2h 32m
Sep 1821:21 UTCSMS Delivery Delays and Failures From a Subset of Twilio Phone Numbers to Orange Democratic Republic of the Congo1h 22m
Sep 1819:21 UTCDelays with Phone Number Registration to A2P 10DLC4h 39m
Sep 1812:35 UTCSMS Delivery Delays from Twilio to Algar Telecom (CTBC) Brazil10h 25m
About Twilio

Twilio Inc. is an American cloud communications company based in San Francisco, California, which provides programmable communication tools for making and receiving phone calls, sending and receiving text messages, and performing other communication functions using its web service APIs.

The last year, day by day

No incident Minor Major CriticalDeeper colour: longer outage

Downtime, added up

Apps and SaaS median
8h 35m

Twilio: 8h 35m weighted downtime in range, category median 29m.

550 incidents, 2 major or critical, 86d 19h of incident time (5h major or critical, 86d 14h partial), longest 7d, implied uptime 99.60%, between Jun 28, 2026 and Sep 25, 2026.

Stated causes

398 incidents with no cause stated.

Across fru.dev:Company profileComplianceQuarterlyPaydaysChangefeedSLAsTechConfUptime

Questions

Is Twilio down right now?

Check Twilio's own status page at https://status.twilio.com for the live state. This page shows Twilio's incident history from that page; the most recent incident started 2026-09-25: "SMS Delivery Delays from Twilio to Claro Brazil".

How often does Twilio have outages?

Twilio posted 400 incidents in the last 90 days and 400 in the last year, 2 of them major or critical in the last 90 days. The median incident lasted 5h 16m.

When was Twilio's last major outage?

2026-08-19: "Event Streams Delivery Stopped", lasting 2h 17m.

What usually causes Twilio incidents?

Where Twilio explained the cause, the most common was configuration change (1 incidents). Most status updates do not name a cause.

Sources: vendors' own status pages, published postmortems and SEC 8-K Item 1.05 filings, read daily. Times as reported. Logos via logo.dev; trademarks belong to their owners.

Outages by email

Saturday mornings: the week's major outages, new postmortems and disclosed breaches, only in weeks that had some.

Double opt-in. Unsubscribe any time.