Outage report · Major outage

xAI API outage on Sep 3, 2026

[Global (api.x.ai)] Models outage

SeverityMajor outage
StartedSep 3, 2026, 13:30UTC
ResolvedSep 3, 2026, 17:09UTC
Duration3h 39m

What happened

xAI API reported a major outage starting Sep 3, 2026, 13:30 UTC. It was marked resolved at Sep 3, 2026, 17:09 UTC.

  • The incident lasted 3h 39m from first report to resolution.
  • xAI API had reported 1 other partial or major outage in the 90 days before it.
  • 12 other vendors we track reported a significant incident within 12 hours of it.

Latest update from xAI API

Status: RESOLVED Severity: outage Resolved: Thu, 03 Sep 2026 17:09:14 GMT Updates: Thu, 03 Sep 2026 17:09:14 GMT Resolved We have resolved the situation, and traffic is healthy again. Thu, 03 Sep 2026 13:30:00 GMT Investigating Grok is experiencing issues. We are working on restoring service as quickly as possible.

Read xAI API's official incident report ↗

What our independent monitoring saw

Our independent monitoring of xAI API started after this incident, so this report is based on xAI API's status page.

Other outages around the same time

Significant incidents other vendors reported within 12 hours of this one.

xAI API's overall reliability

82.1/100

xAI API has a reliability score of 82.1/100, with 99.76% effective uptime and 5 incidents over the last 90 days.

Visit xAI API ↗

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