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Cursor outage history and postmortems

AI · 82 incidents in 90 days · 99.15% implied uptime · last 36h ago

Status page Compare

Incidents

209 on file
StartedIncidentDuration
Sep 2320:28 UTCInvestigating service degradation - Grok 4.79m
Sep 2317:14 UTCInvestigating , Cloud Agent Dockerfile Builds1h 29m
Sep 2213:02 UTCInvestigating service degradation , Automations and Cloud Agents w/ Grok 4.744m
Sep 2201:07 UTCInvestigating service degradation36m
Sep 2106:39 UTCInvestigating service degradation22m
Sep 1823:02 UTCSign-in and dashboard errors for some users11m
Sep 1817:19 UTCInvestigating service degradation , Grok Bot5h 43m
Sep 1811:37 UTCInvestigating service degradation , Grok Bot2h 56m
Sep 1715:20 UTCInvestigating service degradation , Cloud Agents and Automations4h 44m
Sep 1712:30 UTCInvestigating service degradation , Grok Bot2h 4m
Sep 1614:27 UTCInvestigating service degradation , Grok Bot6h 30m
Sep 1608:03 UTCInvestigating service degradation40m
Sep 1521:26 UTCInvestigating service degradation33m
Sep 1408:14 UTCInvestigating Grok service degradation53m
Sep 1111:08 UTCInvestigating service degradation27m
Sep 1017:07 UTCInvestigating service degradation , Review Agents and Cloud Agents25m
Sep 720:32 UTCGrok Bot computers unreachable for some users1h 5m
Sep 713:35 UTCInvestigating service degradation , CLI, Cloud Agents, and IDE0m
Sep 323:42 UTCDegraded performance for Grok Bot routine triggers1h
Sep 317:42 UTCDegraded performance of Grok 4.61h 39m
Sep 315:17 UTCElevated errors for OpenAI Models1h 48m
Sep 314:17 UTCElevated errors for Anthropic Models2h 15m
Sep 313:41 UTCInvestigating service degradation3h 26m
Sep 214:50 UTCInvestigating service degradation , Automations, Cloud Agents, Review Agents1h 20m
Sep 200:48 UTCInvestigating service degradation2h 19m
Sep 116:42 UTCDegraded performance of Grok 4.51h 58m
Sep 101:01 UTCInvestigating service degradation13m
Aug 2719:31 UTCInvestigating service degradation , cursor.com and IDE7m
Aug 2714:23 UTCInvestigating service degradation , Grok Bot42m
Aug 2520:34 UTCDegraded performance of Grok models54m
Aug 2514:54 UTCDegraded performance of Grok 4.62h 43m
Aug 2416:04 UTCInvestigating service degradation , Automations29m
Aug 2405:38 UTCElevated errors for Claude Opus 53h 12m
Aug 2109:20 UTCInvestigating service degradation47m
Aug 1923:10 UTCFable 5 unavailable2h 41m
Aug 1912:52 UTCIncreased error rates for Composer 2.53h 2m
Aug 1819:47 UTCGitHub-connected Cloud Agent workflows degraded6h 56m
Aug 1818:46 UTCGrok Bot connector delays1h 29m
Aug 1810:38 UTCInvestigating service degradation1h 8m
Aug 1807:42 UTCInvestigating service degradation1h 7m
About Cursor

The AI code editor and its cloud agents.

The last year, day by day

No incident Minor Major CriticalDeeper colour: longer outage

Downtime, added up

AI median
18h 21m

Cursor: 18h 21m weighted downtime in range, category median 5h 8m.

82 incidents, 22 major or critical, 6d 16h of incident time (2d 2h major or critical, 4d 13h partial), longest 13h 19m, implied uptime 99.15%, between Jun 28, 2026 and Sep 25, 2026.

Stated causes

206 incidents with no cause stated.

Across fru.dev:Company profileAcquisitionsPaydaysChangefeedUptime

Questions

Is Cursor down right now?

Check Cursor's own status page at https://status.cursor.com for the live state. This page shows Cursor's incident history from that page; the most recent incident started 2026-09-23: "Investigating service degradation - Grok 4.7".

How often does Cursor have outages?

Cursor posted 82 incidents in the last 90 days and 209 in the last year, 22 of them major or critical in the last 90 days. The median incident lasted 1h 13m.

When was Cursor's last major outage?

2026-09-18: "Investigating service degradation , Grok Bot", lasting 5h 43m.

What usually causes Cursor incidents?

Where Cursor explained the cause, the most common was third-party dependency (3 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.

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