Weights & Biases incident

Slowness and missing metrics

Notice Resolved View vendor source →

Weights & Biases experienced a notice incident on May 26, 2026 affecting Backend API and Frontend, lasting 6h 15m. The incident has been resolved; the full update timeline is below.

Started
May 26, 2026, 07:47 PM UTC
Resolved
May 27, 2026, 02:02 AM UTC
Duration
6h 15m
Detected by Pingoru
May 26, 2026, 07:47 PM UTC

Affected components

Backend APIFrontend

Update timeline

  1. monitoring May 26, 2026, 07:47 PM UTC

    Starting at 10:48AM PST we experienced an incident causing missing metrics and slowness across the application. As of 12:10 PM metrics should now be restored (there was no data loss) and we are continuing to monitor performance.

  2. resolved May 27, 2026, 02:02 AM UTC

    This incident has been resolved.