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Cursor change history: Investigating service degradation - xAI models

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15Major incident
When (UTC)ChangeKind
Major incident: Investigating service degradation - xAI models
Cursor reported a major xAI model degradation affecting CLI, Cloud Agents, Grok Bot, and IDE: users could see errors, slow responses, rate limiting, and failed Agent requests or Cloud Agent tasks. It started at 2026-09-29 19:43 UTC and was resolved at 2026-09-29 20:18 UTC; the reported duration was 34 min.
Major incident