Elevated errors on Claude Opus 4.6

What to do

• Check whether you use Anthropic claude.ai, Claude Console (platform.claude.com), Claude API (api.anthropic.com), Claude Code. Check your stack

  Paste a package.json, lockfile, Terraform or a list of domains at down.guide/stack to see every provider you depend on.

• Confirm your retries, queues and scheduled jobs caught up after the 9h 11m it lasted.

  Anything that failed between 2026-03-25 15:03 UTC and 2026-03-26 00:14 UTC may need a replay.

• Subscribe to Anthropic's feed to hear about the next one first. RSS feed

  https://down.guide/feed?provider=anthropic works in Slack (/feed subscribe), Discord feed bots and any RSS reader.

Updates from Anthropic 7

1. investigatingMar 25, 2026, 3:04 PM UTC

   We are currently investigating this issue.

   provider

2. monitoringMar 25, 2026, 3:37 PM UTC

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

   provider

3. investigatingMar 25, 2026, 4:58 PM UTC

   We are currently investigating this issue.

   provider

4. investigatingMar 25, 2026, 7:53 PM UTC

   We got elevated errors back. Investigating.

   provider

5. investigatingMar 25, 2026, 8:01 PM UTC

   We are currently investigating this issue.

   provider

6. monitoringMar 25, 2026, 8:06 PM UTC

   The issue has been mitigated. We are monitoring.

   provider

7. resolvedMar 26, 2026, 12:14 AM UTC

   This incident has been resolved.

   provider

Corrections

None so far.

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