Worldwide Claude outage hits Claude Code on 29 September 2026

Sep 29, 2026 · Issue 9 · 2 sources, 2 articles

Anthropic confirmed that error rates rose on Claude.ai, its apps and Claude Code on 29 September 2026, with many users seeing authentication errors. French outlets report hundreds of complaints.

Who is affected and how

tech lead

Prepare a backup workflow for when the primary AI tool is unavailable.

Sources

• Claude down on Sep 29: hundreds of reports and several services affected - Les Numériqueslesnumeriques.com · Sep 29, 2026
• « Temporarily unable to authenticate » : Claude est en panne dans le monde entier — Frandroidfrandroid.com · Sep 29, 2026

Machine-generated summary based on the titles and excerpts of the source articles. The facts come from the linked article.