Anthropic reports multiple service issues

Anthropic is dealing with 3 concurrent service issues — tracked live below.

By The Downtime · Jul 17, 2026 · 6:15 PM ·Updated 1 month ago

Anthropic is investigating elevated error rates affecting its Sonnet 5 model, according to the company's status page. The incident is classified as major severity.

AnthropIc develops Claude, a family of AI assistant models used by developers and enterprises for a range of applications.

The company posted initial notice that it was investigating the issue and continues to do so as of the latest update. No timeline for resolution has been provided.

This is a developing story. The Downtime will continue monitoring for updates.

⚠️ Issues being tracked (3)

Elevated error rates for Sonnet 5

Resolved

source ↗

Elevated errors for Claude Opus 4.8

Resolved

source ↗

Elevated errors on Sonnet 5 and Haiku 4.5

Resolved

source ↗

🕒 Live updates (11)

resolved Elevated error rates for Sonnet 5 Jul 17, 6:27 PM

This incident has been resolved.

monitoring Elevated error rates for Sonnet 5 Jul 17, 6:22 PM

A fix has been implemented and we are monitoring the results.

investigating Elevated error rates for Sonnet 5 Jul 17, 6:13 PM

We are continuing to investigate this issue.

investigating Elevated error rates for Sonnet 5 Jul 17, 6:12 PM

We are currently investigating this issue.

resolved Elevated errors for Claude Opus 4.8 Jul 17, 3:33 PM

This incident has been resolved.

monitoring Elevated errors for Claude Opus 4.8 Jul 17, 3:27 PM

A fix has been implemented and we are monitoring the results.

identified Elevated errors for Claude Opus 4.8 Jul 17, 2:57 PM

The issue has been identified and a fix is being implemented.

resolved Elevated errors on Sonnet 5 and Haiku 4.... Jul 17, 12:21 PM

This incident has been resolved.

identified Elevated errors on Sonnet 5 and Haiku 4.... Jul 17, 7:10 AM

The issue has been identified and a fix is being implemented.

monitoring Elevated errors on Sonnet 5 and Haiku 4.... Jul 17, 7:03 AM

A fix has been implemented and we are monitoring the results.

investigating Elevated errors on Sonnet 5 and Haiku 4.... Jul 17, 6:47 AM

We are currently investigating this issue.

📎 Sources

Anthropic status ↗

Outage details are aggregated from official provider status pages. The Downtime reports them as a public service and is not affiliated with the providers named.