minor impact Anthropic โœ“ Resolved

Elevated errors on Claude Sonnet 4.6

Started
2026-03-16 14:02 UTC
Resolved
2026-03-16 16:35 UTC
Duration
153 minutes
Date
2026-03-16

Incident Timeline

investigating 2026-03-16 14:02 UTC

There's an elevated error rate for free tier users on Claude Sonnet 4.6. We are investigating

investigating 2026-03-16 14:02 UTC

There's an elevated error rate for free tier users on Claude Sonnet 4.6. We are investigating

investigating 2026-03-16 14:02 UTC

There's an elevated error rate for free tier users on Claude Sonnet 4.6. We are investigating

investigating 2026-03-16 14:02 UTC

There's an elevated error rate for free tier users on Claude Sonnet 4.6. We are investigating

investigating 2026-03-16 14:02 UTC

There's an elevated error rate for free tier users on Claude Sonnet 4.6. We are investigating

investigating 2026-03-16 14:02 UTC

There's an elevated error rate for free tier users on Claude Sonnet 4.6. We are investigating

investigating 2026-03-16 14:02 UTC

There's an elevated error rate for free tier users on Claude Sonnet 4.6. We are investigating

investigating 2026-03-16 14:02 UTC

There's an elevated error rate for free tier users on Claude Sonnet 4.6. We are investigating

investigating 2026-03-16 14:02 UTC

There's an elevated error rate for free tier users on Claude Sonnet 4.6. We are investigating

investigating 2026-03-16 14:02 UTC

There's an elevated error rate for free tier users on Claude Sonnet 4.6. We are investigating

investigating 2026-03-16 14:02 UTC

There's an elevated error rate for free tier users on Claude Sonnet 4.6. We are investigating

investigating 2026-03-16 14:02 UTC

There's an elevated error rate for free tier users on Claude Sonnet 4.6. We are investigating

identified 2026-03-16 14:02 UTC

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

identified 2026-03-16 14:02 UTC

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

identified 2026-03-16 14:02 UTC

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

identified 2026-03-16 14:02 UTC

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

identified 2026-03-16 14:02 UTC

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

identified 2026-03-16 14:02 UTC

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

identified 2026-03-16 14:02 UTC

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

identified 2026-03-16 14:02 UTC

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

identified 2026-03-16 14:02 UTC

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

identified 2026-03-16 14:02 UTC

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

identified 2026-03-16 14:02 UTC

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

identified 2026-03-16 14:02 UTC

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

identified 2026-03-16 14:04 UTC

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

identified 2026-03-16 14:04 UTC

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

identified 2026-03-16 14:04 UTC

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

identified 2026-03-16 14:04 UTC

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

identified 2026-03-16 14:04 UTC

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

identified 2026-03-16 14:04 UTC

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

identified 2026-03-16 14:04 UTC

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

identified 2026-03-16 14:04 UTC

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

identified 2026-03-16 14:04 UTC

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

identified 2026-03-16 14:04 UTC

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

identified 2026-03-16 14:04 UTC

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

identified 2026-03-16 14:04 UTC

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

identified 2026-03-16 14:05 UTC

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

identified 2026-03-16 14:05 UTC

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

identified 2026-03-16 14:05 UTC

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

identified 2026-03-16 14:05 UTC

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

identified 2026-03-16 14:05 UTC

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

identified 2026-03-16 14:05 UTC

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

identified 2026-03-16 14:05 UTC

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

identified 2026-03-16 14:05 UTC

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

identified 2026-03-16 14:05 UTC

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

identified 2026-03-16 14:05 UTC

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

identified 2026-03-16 14:05 UTC

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

identified 2026-03-16 14:05 UTC

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

identified 2026-03-16 15:13 UTC

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

identified 2026-03-16 15:13 UTC

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

identified 2026-03-16 15:13 UTC

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

identified 2026-03-16 15:13 UTC

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

identified 2026-03-16 15:13 UTC

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

identified 2026-03-16 15:13 UTC

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

identified 2026-03-16 15:13 UTC

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

identified 2026-03-16 15:13 UTC

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

identified 2026-03-16 15:13 UTC

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

identified 2026-03-16 15:13 UTC

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

identified 2026-03-16 15:13 UTC

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

identified 2026-03-16 15:13 UTC

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

identified 2026-03-16 15:35 UTC

We are continuing to work on a fix for this issue. This is currently only impacting free Claude.ai users.

identified 2026-03-16 15:35 UTC

We are continuing to work on a fix for this issue. This is currently only impacting free Claude.ai users.

identified 2026-03-16 15:35 UTC

We are continuing to work on a fix for this issue. This is currently only impacting free Claude.ai users.

identified 2026-03-16 15:35 UTC

We are continuing to work on a fix for this issue. This is currently only impacting free Claude.ai users.

identified 2026-03-16 15:35 UTC

We are continuing to work on a fix for this issue. This is currently only impacting free Claude.ai users.

identified 2026-03-16 15:35 UTC

We are continuing to work on a fix for this issue. This is currently only impacting free Claude.ai users.

identified 2026-03-16 15:35 UTC

We are continuing to work on a fix for this issue. This is currently only impacting free Claude.ai users.

identified 2026-03-16 15:35 UTC

We are continuing to work on a fix for this issue. This is currently only impacting free Claude.ai users.

identified 2026-03-16 15:35 UTC

We are continuing to work on a fix for this issue. This is currently only impacting free Claude.ai users.

identified 2026-03-16 15:35 UTC

We are continuing to work on a fix for this issue. This is currently only impacting free Claude.ai users.

identified 2026-03-16 15:35 UTC

We are continuing to work on a fix for this issue. This is currently only impacting free Claude.ai users.

identified 2026-03-16 15:35 UTC

We are continuing to work on a fix for this issue. This is currently only impacting free Claude.ai users.

resolved 2026-03-16 16:35 UTC

This incident has been resolved.

resolved 2026-03-16 16:35 UTC

This incident has been resolved.

resolved 2026-03-16 16:35 UTC

This incident has been resolved.

resolved 2026-03-16 16:35 UTC

This incident has been resolved.

resolved 2026-03-16 16:35 UTC

This incident has been resolved.

resolved 2026-03-16 16:35 UTC

This incident has been resolved.

resolved 2026-03-16 16:35 UTC

This incident has been resolved.

resolved 2026-03-16 16:35 UTC

This incident has been resolved.

resolved 2026-03-16 16:35 UTC

This incident has been resolved.

resolved 2026-03-16 16:35 UTC

This incident has been resolved.

resolved 2026-03-16 16:35 UTC

This incident has been resolved.

resolved 2026-03-16 16:35 UTC

This incident has been resolved.

โ† All Anthropic incidents Other incidents on 2026-03-16