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Outage in Anthropic

Request duration regression for Claude Sonnet 3.7 and 4 and Claude Opus 4

Resolved Minor
June 05, 2025 - Started 11 months ago - Lasted 1 day
Official incident page

Incident Report

Max request duration dropped for these models. We have identified the root cause and rollout the fix soon.

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Latest Updates ( sorted recent to last )
RESOLVED 11 months ago - at 06/07/2025 12:18AM

This incident has been resolved.

IDENTIFIED 11 months ago - at 06/05/2025 11:20PM

Our engineers are working to deploy a fix to an issue that has resulted in a small number of requests timing out earlier than expected. This issue only affects very long-running requests to Claude Sonnet 3.7 and 4, as well as Opus 4. We will provide an update here as soon as the issue has been fully resolved.

IDENTIFIED 11 months ago - at 06/05/2025 09:59PM

We are continuing to work on a fix for this issue.

IDENTIFIED 11 months ago - at 06/05/2025 08:54PM

We are continuing to work on a fix for this issue.

IDENTIFIED 11 months ago - at 06/05/2025 08:54PM

Max request duration dropped for these models. We have identified the root cause and rollout the fix soon.

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