# GitLab: Elevated Errors Affecting AI Gateway Health Checks

- Impact (vendor’s label): major
- Status: resolved
- Started: 2026-07-14 22:47 UTC · Resolved: 2026-07-15 00:47 UTC · Duration: 2.0 h
- Updates: 7 · Affected components: GitLab Duo
- [Vendor status page: https://status.gitlab.com/pages/incident/5b36dc6502d06804c08349f7/6a56bc6e739a5205aaf5c15e](https://status.gitlab.com/pages/incident/5b36dc6502d06804c08349f7/6a56bc6e739a5205aaf5c15e)
- [Company: GitLab](https://rewindex.com/company/gitlab.md)

## Timeline of updates

- **investigating** 2026-07-14 22:47 UTC: We're aware of elevated errors affecting AI Gateway health checks. We've identified a likely cause and are actively working on a fix. Details in: https://gitlab.com/gitlab-com/gl-infra/production/-/work\_items/22519
- **identified** 2026-07-14 23:02 UTC: We have identified the problematic change causing this behavior and are working to revert it. Details will be shared in: https://gitlab.com/gitlab-com/gl-infra/production/-/work\_items/22519
- **identified** 2026-07-14 23:37 UTC: We're continuing to work on reverting the change causing this issue. Details will be shared in: gitlab.com/gitlab-com/gl-infra/production/-/work\_items/22519
- **identified** 2026-07-15 00:00 UTC: The revert remains in progress. Additional updates will be shared in: https://gitlab.com/gitlab-com/gl-infra/production/-/work\_items/22519
- **monitoring** 2026-07-15 00:24 UTC: Deployment for the revert has reached production. Manual verification is successful with error rates trending down. We are continuing to monitor. Details: https://gitlab.com/gitlab-com/gl-infra/production/-/work\_items/22519
- **monitoring** 2026-07-15 00:37 UTC: We are monitoring the situation to ensure that services have returned to normal. Details: https://gitlab.com/gitlab-com/gl-infra/production/-/work\_items/22519
- **resolved** 2026-07-15 00:47 UTC: We are seeing error rates return to normal. This issue has been resolved. Details at https://gitlab.com/gitlab-com/gl-infra/production/-/work\_items/22519

## Rewindex changes for this incident

- 2026-07-14 22:47 UTC: [Major incident: Elevated Errors Affecting AI Gateway Health Checks](https://rewindex.com/change/i839d353e0a53e1.md)


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Canonical: https://rewindex.com/company/gitlab/incidents/6a56bc6e739a5205aaf5c15e · Markdown: https://rewindex.com/company/gitlab/incidents/6a56bc6e739a5205aaf5c15e.md · JSON: https://rewindex.com/api/v1/companies/gitlab/incidents/6a56bc6e739a5205aaf5c15e · Generated 2026-10-18T10:29:17.112Z