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GitLab: Code Suggestions not working

Affected components: GitLab Duo

Timeline of updates

1. investigating2026-06-30 21:53 UTC

   We are investigating errors with code suggestion not completing.

2. investigating2026-06-30 22:08 UTC

   We are continuing to investigate the issue, but it appears to be isolated to specific models and we recommend for the time being switching to Claude Sonnet 4.5 for code completion while we continue to investigate the matter. Details on how to do that can be found at https://docs.gitlab.com/user/gitlab_duo/model_selection/#select-a-model-for-a-feature

3. identified2026-06-30 23:06 UTC

   We have identified the issue and are pushing a fix. While this fix is pushed we still recommend switching to Claude Sonnet 4.5 until the fix is fully pushed.

4. monitoring2026-06-30 23:30 UTC

   The fix is pushed and systems appear to be operating normally. We are monitoring the situation to ensure that services have returned to normal.

5. resolved2026-06-30 23:59 UTC

   Operations have returned to normal and this issue is resolved.

Rewindex changes for this incident

• Major incident: Code Suggestions not working 2026-06-30 21:53 UTC

Impact, status and times are the vendor’s own, as last archived. View on status.gitlab.com (opens in new tab). GitLab profile · Recent GitLab incidents · Markdown · JSON