Weights & Biases incident

API and UI outage

Notice Resolved View vendor source →

Weights & Biases experienced a notice incident on April 6, 2026 affecting Backend API and Frontend, lasting 12h 56m. The incident has been resolved; the full update timeline is below.

Started
Apr 06, 2026, 03:26 PM UTC
Resolved
Apr 07, 2026, 04:22 AM UTC
Duration
12h 56m
Detected by Pingoru
Apr 06, 2026, 03:26 PM UTC

Affected components

Backend APIFrontend

Update timeline

  1. identified Apr 06, 2026, 03:26 PM UTC

    The issue has been identified and a fix is being implemented.

  2. monitoring Apr 06, 2026, 04:51 PM UTC

    A fix has been implemented and we are monitoring the results.

  3. monitoring Apr 06, 2026, 05:12 PM UTC

    We are seeing the site recover and be fully operational - we are continuing to actively monitor the situation to ensure stability.

  4. resolved Apr 07, 2026, 04:22 AM UTC

    This incident has been resolved.