Weights & Biases incident

Elevated latency affecting app and SDK

Notice Resolved View vendor source →

Weights & Biases experienced a notice incident on January 21, 2026 affecting Backend API, lasting 6h 16m. The incident has been resolved; the full update timeline is below.

Started
Jan 21, 2026, 04:09 PM UTC
Resolved
Jan 21, 2026, 10:25 PM UTC
Duration
6h 16m
Detected by Pingoru
Jan 21, 2026, 04:09 PM UTC

Affected components

Backend API

Update timeline

  1. investigating Jan 21, 2026, 04:09 PM UTC

    We are currently investigating elevated latency across the application since 7:08am PST.

  2. monitoring Jan 21, 2026, 04:45 PM UTC

    Issue appears resolved as of 8:18am. We are continuing to monitor.

  3. resolved Jan 21, 2026, 10:25 PM UTC

    This incident has been resolved.