# xAI: grok-4.6 and grok-4.5 high error rate

> xAI status incident “grok-4.6 and grok-4.5 high error rate” on 2026-08-17: impact minor (vendor’s label), 1.5 h, 3 update(s). Archived by Rewindex.

Canonical: https://rewindex.com/company/xai/incidents/INC5a3245c3
Last updated: 2026-08-17T23:28:05Z

- Impact (vendor’s label): minor
- Status: resolved
- Started: 2026-08-17 21:57 UTC · Resolved: 2026-08-17 23:28 UTC · Duration: 1.5 h
- Updates: 3 · Affected components: Global (api.x.ai), US (us.api.x.ai)
- [Vendor status page: https://status.x.ai/api-global/INC5a3245c3](https://status.x.ai/api-global/INC5a3245c3)
- [Company: xAI](https://rewindex.com/company/xai.md)

## Timeline of updates

- **investigating** 2026-08-17 21:57 UTC: We are investigating an issue with one of our GPU clusters
- **investigating** 2026-08-17 22:39 UTC: Some customers will still see some elevated TTFT on grok-4.6
- **resolved** 2026-08-17 23:28 UTC: The incident has been fully resolved.

## Cite this

Status incident (vendor impact label: minor) posted by xAI, started 2026-08-17 21:57 UTC, resolved after 1.5 h, 3 update(s).

- Canonical URL: https://rewindex.com/company/xai/incidents/INC5a3245c3
- Citation: xAI, “grok-4.6 and grok-4.5 high error rate” (2026-08-17 21:57 UTC). Archived by Rewindex: https://rewindex.com/company/xai/incidents/INC5a3245c3 (CC BY 4.0).
- Markdown link: `[xAI: grok-4.6 and grok-4.5 high error rate (2026-08-17)](https://rewindex.com/company/xai/incidents/INC5a3245c3)`


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Canonical: https://rewindex.com/company/xai/incidents/INC5a3245c3 · Markdown: https://rewindex.com/company/xai/incidents/INC5a3245c3.md · JSON: https://rewindex.com/api/v1/companies/xai/incidents/INC5a3245c3 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-05T09:01:31.905Z