GitLab experienced a minor incident on August 4, 2026 affecting GitLab Duo and GitLab agent server for Kubernetes (Google Compute Engine), lasting 3h 57m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Aug 04, 2026, 01:56 PM UTC
We are investigating an issue which may be affecting Duo Code Review Flows. For more info, see: https://gitlab.com/gitlab-com/gl-infra/production/-/work_items/22633 Back to current status Status History Subscribe to receive status updates by email Close Subscribe Manage Subscription Manage Existing Subscription Create New Subscription Subscribe to receive status updates by webhook Each status update will POST a JSON payload to this URL Email address for managing webhook Close Subscribe Manage Subscription Manage Existing Subscription Create New Subscription Subscribe to receive status updates in Microsoft Teams Enter your Microsoft Teams webhook. View Instructions Email address for managing subscription Close Subscribe Manage Subscription Manage Existing Subscription Create New Subscription Subscribe to receive status updates via RSS RSS Feed Close Follow our status updates on Twitter/X @gitlabstatus Close Subscribe to receive status updates in Slack Slack channel ID Find the channel ID: Select the channel in your Slack workspace. The channel ID is displayed in the browser URL. Example: https://app.slack.com/client/T04SJBK1C/ C03SKGJ1P Email address Close Manage Subscription Manage Existing Subscription Create New Subscription Subscribe to receive status updates via iCalendar iCalendar Feed Close
- investigating Aug 04, 2026, 01:56 PM UTC
We are investigating an issue which may be affecting Duo Code Review Flows. For more info, see: https://gitlab.com/gitlab-com/gl-infra/production/-/work_items/22633
- identified Aug 04, 2026, 04:30 PM UTC
We've identified the cause of the issue and have temporarily reverted the default Agentic Chat model to Sonnet 4.6 while we continue to investigate. Details in https://gitlab.com/gitlab-com/gl-infra/production/-/work_items/22633.
- identified Aug 04, 2026, 04:30 PM UTC
We've identified the cause of the issue and have temporarily reverted the default Agentic Chat model to Sonnet 4.6 while we continue to investigate. Details in https://gitlab.com/gitlab-com/gl-infra/production/-/work_items/22633.
- resolved Aug 04, 2026, 05:54 PM UTC
Duo Code Review sessions on GitLab.com have returned to normal operation. This issue is now resolved.