Anthropic investigating elevated errors across multiple AI models

The AI company is working to resolve widespread service issues affecting its model offerings.

By The Downtime · Jul 30, 2026 · 6:00 AM ·Updated 3 weeks ago

Anthropic is investigating elevated error rates affecting many of its AI models. The company has classified the incident as major impact and is currently working on a resolution.

Anthropicis known for developing large language models and AI systems used by developers and enterprises integrating advanced AI capabilities into applications and services.

The investigation began after the company detected the issue across multiple models. No additional details on scope or timeline for resolution have been provided.

This is a developing story. The Downtime will continue monitoring Anthropic's status page for updates.

🕒 Live updates (8)

resolved Jul 30, 10:48 AM

This incident has been resolved.

monitoring Jul 30, 10:23 AM

We are also investigating issues with Opus 4.7 and Opus 4.5.

monitoring Jul 30, 10:03 AM

As of 2:58 PT / 9:58 UTC the errors are back to baseline.

identified Jul 30, 8:33 AM

As of 01:33 PT / 08:33 UTC we are back to errors across all models.

identified Jul 30, 8:06 AM

As of 8:05 UTC / 1:05 PT, Sonnet 5 errors are back to baseline, but we're seeing an increased error rate on Fable 5.

identified Jul 30, 7:33 AM

As of 7:32 UTC / 0:32 PT, Opus 5 errors are back to baseline but we're seeing again Sonnet 5's errors up.

identified Jul 30, 6:26 AM

All models except Opus 5 have recovered. We're working to recover Opus 5 as well.

investigating Jul 30, 5:57 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.