Chromatic incident

Published Storybook MCP errors

Minor Resolved View vendor source →

Chromatic experienced a minor incident on September 4, 2026 affecting Hosted Storybook, lasting 56m. The incident has been resolved; the full update timeline is below.

Started
Sep 04, 2026, 04:20 PM UTC
Resolved
Sep 04, 2026, 05:16 PM UTC
Duration
56m
Detected by Pingoru
Sep 04, 2026, 04:20 PM UTC

Affected components

Hosted Storybook

Update timeline

  1. investigating Sep 04, 2026, 04:20 PM UTC

    We are investigating 503 and 504 errors on published Storybook MCP servers.

  2. investigating Sep 04, 2026, 04:50 PM UTC

    We're rolling out a fix for the published Storybook MCP and continuing to monitor.