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[ARTICLE · art-141779] src=status.claude.com ↗ pub= topic=ai-products verified=true sentiment=↓ negative

Elevated errors on claude.ai, Claude Code, Claude Cowork and the Claude API

Anthropic reported elevated error rates across claude.ai, the Claude API, Claude Code and Claude Cowork beginning at 14:21 UTC on September 29, with users seeing failed requests, errors loading or sending conversations, and repeated sign-in prompts. By 14:41 UTC Anthropic said it had applied a mitigation and error rates had dropped substantially, though some sign-in attempts, account actions, and Claude Code and Cowork sessions were still failing as the company worked toward a full fix.

read1 min views3 publishedSep 29, 2026

Sep 29, 14:41 UTC

Update - We have applied a mitigation and error rates have dropped substantially. Some sign-in attempts, account actions and Claude Code and Cowork sessions are still failing. We are continuing to work on a full fix.

Sep 29, 14:30 UTC

Update - We are investigating reports of degraded performance affecting claude.ai, platform.claude.com, the Claude API, Claude Code, and Claude Cowork. We will provide an update as soon as possible.

Sep 29, 14:28 UTC

Update - We are investigating elevated error rates affecting Claude.ai (including the desktop and mobile apps), Claude Code and Claude Cowork. Some requests to the Claude API are also returning errors. We will provide an update as soon as possible.

Sep 29, 14:21 UTC

Investigating - We are investigating elevated error rates affecting Claude.ai (including the desktop and mobile apps), Claude Code and Claude Cowork. Users may see failed requests, errors or sending conversations, or be asked to sign in again; retrying may succeed. We will provide an update as soon as possible.

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