Major impactResolvedCloud

Vercel outage: SAML Single Sign-On (SSO) errors

Vercel reported this major-impact incident on its official status page on Jul 16, 2026, 08:39 UTC. It was resolved after 2h 6m.

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Jul 16, 2026, 08:39 UTC
started
Jul 16, 2026, 10:45 UTC
resolved
2h 6m
duration
Major
impact

Affected components

  • SAML Single Sign-On

Timeline

updates from Vercel's status page ↗
  1. resolvedJul 16, 2026, 10:45 UTC

    This incident has been resolved.

  2. monitoringJul 16, 2026, 10:23 UTC

    The root cause of the SAML Single Sign-On (SSO) errors has been identified and a fix has been implemented. We are seeing error rates decrease. Users should be able to login with SAML/SSO or access their SSO-protected teams through the Vercel dashboard and CLI again. We are continuing to monitor.

  3. investigatingJul 16, 2026, 08:39 UTC

    We are investigating SAML Single Sign-On (SSO) errors, leading to inability to login using SAML/SSO or access SSO-protected teams through the Vercel dashboard and CLI.

What APIStatus.watch saw

Our 5-minute checks didn't record a change in Vercel's overall status around this incident. Smaller or regional incidents often leave a provider's overall status green.

Other services with incidents at the same time

Overlapping incidents aren't necessarily related.

How often does Vercel have incidents?

Vercel reported 24 incidents in the last 90 days, 10 of them major or critical. A typical incident lasted 59 min. See Vercel's uptime and incident history

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Vercel outage on Jul 16, 2026: SAML Single Sign-On (SSO) errors · APIStatus.watch