xAI resolved an outage affecting its API (us-east-1.api.x.ai), Grok.com, and Grok Build on September 22, 2026, with all services operating normally as of 01:28 UTC. The incident lasted 25 minutes. During the disruption, xAI investigated a datacenter issue and reported traffic had almost fully recovered by 01:20 UTC. The company stated mitigation was in progress at 01:03 UTC before confirming resolution.
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