Vercel outage history and postmortems

Cloud and hosting · San Francisco, US · 32 incidents in 90 days · 99.97% implied uptime · last 6d ago

Incidents

132 on file

Started	Incident	Impact	Root cause	Duration
Sep 1821:36 UTC	Deployment stuck in initializing state	minor	Not disclosed	55m
Sep 1820:32 UTC	Elevated Errors Triggering Deployments	major	Not disclosed	50m
Sep 1815:14 UTC	Elevated Vercel KMS and Connect Errors	none	Not disclosed	0m
Sep 1707:11 UTC	Failures delivering Logs to Drains	none	Not disclosed	0m
Sep 1616:58 UTC	Missing Web Analytics and Speed Insights data	minor	Not disclosed	0m
Sep 1603:21 UTC	Invoice Generation Paused	none	Not disclosed	0m
Sep 1017:42 UTC	Elevated error rate on Connect and Passport	major	Not disclosed	1h 34m
Sep 419:11 UTC	Elevated latency in VCR, Blob, and Sandbox API	minor	Not disclosed	1h 16m
Sep 119:59 UTC	Increased deployment failures	major	Not disclosed	59m
Aug 2603:06 UTC	Failures logging in with Vercel CLI	major	Not disclosed	1h 22m
Aug 2519:27 UTC	Elevated build initialization times	minor	Not disclosed	38m
Aug 2017:46 UTC	New container functions are failing	major	Not disclosed	47m
Aug 2011:14 UTC	Logs unavailable to query in Dashboard	major	Not disclosed	11m
Aug 1900:28 UTC	Elevated errors for Workflow streams	none	Not disclosed	0m
Aug 1714:30 UTC	Partial disruption of Observability, Analytics, Firewall, Usage, and Login in Dashboard	minor	Not disclosed	6h 55m
Aug 1413:08 UTC	Dynamic API routes returned 404 errors for some deployments	none	Not disclosed	0m
Aug 616:37 UTC	Delays delivering log drains	minor	Not disclosed	1h 53m
Jul 2518:57 UTC	Vercel Community temporarily unavailable	none	Not disclosed	22h 49m
Jul 2319:00 UTC	Telemetry data loss for Drains	major	Not disclosed	0m
Jul 2307:33 UTC	Timeouts loading charts and observability data in Dashboard	major	Not disclosed	45m
Jul 2306:47 UTC	Dashboard authentication errors	critical	Not disclosed	55m
Jul 1714:12 UTC	Increased invocation failures for Hobby Team functions	minor	Not disclosed	1h 7m
Jul 1623:09 UTC	GitHub-linked deployments and authentication affected	minor	Not disclosed	1h 33m
Jul 1608:39 UTC	SAML Single Sign-On (SSO) errors	major	Not disclosed	2h 6m
Jul 1606:07 UTC	Missing Build CPU Minutes Usage Data	minor	Not disclosed	3h 20m
Jul 1523:04 UTC	Errors accessing teams that require 2FA	minor	Not disclosed	30m
Jul 1021:22 UTC	Increased Build failure rates	minor	Not disclosed	2h 7m
Jul 1019:53 UTC	Erroneous budget notifications	minor	Not disclosed	2h 42m
Jul 1017:44 UTC	Delays loading Build Logs	none	Not disclosed	0m
Jul 819:13 UTC	Delays Processing Builds	minor	Not disclosed	0m
Jul 216:31 UTC	Degraded performance on CDN, Dashboard, Functions in Washington, Cleveland (iad1, cle1)	minor	Not disclosed	15m
Jul 116:57 UTC	Increase in Workflow runs stuck in pending, failed	minor	Not disclosed	1h 33m
Jun 2613:08 UTC	Intermittent Login Failures on Vercel Dashboard	major	Not disclosed	2h 6m
Jun 2507:45 UTC	Increase in Workflow runs stuck as pending	major	Not disclosed	5h 58m
Jun 2323:24 UTC	Degraded Domain Search in Vercel Dashboard	minor	Not disclosed	10m
Jun 1917:54 UTC	Resolved: Elevated ERR_STREAM_PREMATURE_CLOSE errors in Vercel Functions	none	Not disclosed	0m
Jun 1613:39 UTC	Partial disruption of Observability, Analytics, Firewall, and Usage in dashboard	minor	Not disclosed	2h 1m
Jun 1421:03 UTC	Elevated latency and errors in FRA1 Vercel Region (Frankfurt, Germany)	major	Not disclosed	4h 21m
Jun 914:09 UTC	Elevated Build Errors for Secure Compute/Static IPs Projects	major	Not disclosed	36m
Jun 818:57 UTC	Elevated Functions Invocation Errors in DUB1 (Dublin, Ireland) Region	minor	Not disclosed	1h 2m

About Vercel

Vercel Inc. is an American cloud application company. The company created and maintains the Next.js web development framework.

The last year, day by day

No incident Minor Major CriticalDeeper colour: longer outage

Downtime, added up

Cloud and hosting median

43m

Vercel: 39m weighted downtime in range, category median 43m.

32 incidents, 10 major or critical, 32h 3m of incident time (9h 21m major or critical, 22h 42m partial), longest 22h 49m, implied uptime 99.97%, between Jun 28, 2026 and Sep 25, 2026.

Stated causes

Bug1

131 incidents with no cause stated.

Across fru.dev:Company profile Compliance Free tiers Paydays Changefeed SLAs TechConf Uptime

Questions

Is Vercel down right now?

Check Vercel's own status page at https://www.vercel-status.com for the live state. This page shows Vercel's incident history from that page; the most recent incident started 2026-09-18: "Deployment stuck in initializing state".

How often does Vercel have outages?

Vercel posted 32 incidents in the last 90 days and 132 in the last year, 10 of them major or critical in the last 90 days. The median incident lasted 53m.

When was Vercel's last major outage?

2026-09-18: "Elevated Errors Triggering Deployments", lasting 50m.

What usually causes Vercel incidents?

Where Vercel explained the cause, the most common was software bug (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.

Incidents

The last year, day by day

Downtime, added up

Stated causes

Questions

Outages by email