xAI: [Third-party models] Elevated errors for Claude Sonnet 5.5

What to do

Check whether your product depends on xAI. Check your stack
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Confirm your retries, queues and scheduled jobs caught up after the 0m it lasted.
Anything that failed between 2026-10-26 14:02 UTC and 2026-10-26 14:02 UTC may need a replay.
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resolvedOct 26, 2026, 2:02 PM UTC
Status: RESOLVED Severity: disruption Resolved: Mon, 26 Oct 2026 15:25:50 GMT Updates: Mon, 26 Oct 2026 15:25:50 GMT Resolved This incident has been resolved. Mon, 26 Oct 2026 14:36:54 GMT Investigating We are seeing improvement for Claude Sonnet 5.5 requests. We are continuing to monitor the situation. Some users may still see occasional errors when using this model. Mon, 26 Oct 2026 14:02:09 GMT Investigating We are investigating elevated errors affecting requests to Sonnet 5.5. Some users may see failed or rate-limited responses when using this model.
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Is xAI still down?

No, this incident was resolved 2026-10-26 14:02 UTC. For xAI's live state, see https://down.guide/xai.

How long did it last?

0m, from 2026-10-26 14:02 UTC to 2026-10-26 14:02 UTC, by the times xAI posted.

What caused it?

xAI hasn't published a root cause. If it does, it shows here.

Where does this come from?

xAI's official status page, https://status.x.ai, quoted verbatim. down.guide's own probes, reports and social counts are labeled as ours.