Anthropic: Elevated errors across all models

Impact: criticalStatus: resolvedStarted 2026-07-29 19:49 UTCResolved 2026-07-29 22:36 UTC (2.8 h)5 updatesSource: stspg.io

Summary

Anthropic reported a critical incident involving elevated errors across all models, affecting claude.ai, Claude API (api.anthropic.com), Claude Code and Claude Cowork. The incident started at 2026-07-29 19:49 UTC and was resolved at 2026-07-29 22:36 UTC, lasting 2 h 46 min; Anthropic reported recovery in success rates across all models.

Machine-written from the archived incident (Sol). Check the timeline before relying on it.

Affected components: Claude CoworkClaude API (api.anthropic.com)claude.aiClaude Code

Timeline of updates

investigating2026-07-29 19:49 UTC
We are currently investigating this issue.
identified2026-07-29 20:33 UTC
We have identified an issue resulting in elevated errors across multiple models, and are working to resolve this. We will provide an update as soon as possible.
identified2026-07-29 21:38 UTC
We are continuing to work to fully resolve issues resulting in elevated requests and latency to Claude models. At this time, we are seeing recovery across most models. We will provide an additional update as soon as possible.
monitoring2026-07-29 22:20 UTC
From 12:45 PT / 19:45 UTC through to 1:26 PT / 21:26 UTC, we saw elevated rates of errors across Claude models. We have seen recovery in success rates across all models and are monitoring closely to ensure no further issues.
resolved2026-07-29 22:36 UTC
This issue has been resolved.

Rewindex changes for this incident

Critical incident: Elevated errors across all models 2026-07-29 19:49 UTC

Impact, status and times are the vendor’s own, as last archived. View on stspg.io (opens in new tab). Anthropic profile · Recent Anthropic incidents · Markdown · JSON