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[API (us-east-1.api.x.ai)] grok-4.6 and grok-4.5 high error rate
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来源：status.x.ai
Status: RESOLVED Severity: available Resolved: Mon, 17 Aug 2026 23:28:05 GMT Updates: Mon, 17 Aug 2026 23:28:05 GMT Resolved The incident has been fully resolved. Mon, 17 Aug 2026 22:39:21 GMT Elevated TTFT Some customers will still see some elevated TTFT on grok-4.6 Mon, 17 Aug 2026 21:57:42 GMT Elevated TTFT and 500 rate on grok models We are investigating an issue with one of our GPU clusters