Anthropic incident

Elevated errors on Claude Code and Claude Cowork

Major Resolved View vendor source →

Anthropic experienced a major incident on August 28, 2026 affecting Claude Code and Claude Cowork, lasting 2h 59m. The incident has been resolved; the full update timeline is below.

Started
Aug 28, 2026, 05:22 PM UTC
Resolved
Aug 28, 2026, 08:21 PM UTC
Duration
2h 59m
Detected by Pingoru
Aug 28, 2026, 05:22 PM UTC

Affected components

Claude CodeClaude Cowork

Update timeline

  1. identified Aug 28, 2026, 05:22 PM UTC

    We have identified an issue with an upstream cloud provider affecting Claude Cowork and Claude Code on the web. Some sessions may fail to start or disconnect mid-task; affected sessions can be retried. We are in contact with the provider and will provide an update as soon as possible.

  2. monitoring Aug 28, 2026, 06:21 PM UTC

    A mitigation has been applied for the issue affecting Claude Cowork and Claude Code on the web, and we are monitoring for recovery. Sessions that disconnected earlier can be retried

  3. resolved Aug 28, 2026, 08:21 PM UTC

    The issue affecting Claude Cowork and Claude Code on the web has been resolved.