Elevated errors for Claude Fable 5

What to do

• Check whether you use Anthropic claude.ai. 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 30m it lasted.

  Anything that failed between 2026-08-14 23:57 UTC and 2026-08-15 00:27 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 4

1. identifiedAug 14, 2026, 11:57 PM UTC

   We have identified the cause of elevated errors on requests to Claude Fable 5 and are working on a fix. We will provide an update as soon as possible.

   provider

2. identifiedAug 15, 2026, 12:20 AM UTC

   We have identified the cause of the issue affecting claude.ai and are working on a fix. We will provide an update as soon as possible.

   provider

3. identifiedAug 15, 2026, 12:21 AM UTC

   We have identified the cause of the issue affecting Claude services and are working on a fix. We will provide an update as soon as possible.

   provider

4. resolvedAug 15, 2026, 12:27 AM UTC

   The issue affecting Claude services has been resolved. Impact occurred from 20:00 Aug 14, 2026 to 00:11 Aug 15 , 2026 UTC.

   provider

Corrections

None so far.

Something wrong on this page? Report an error or send us a note. Every fix is listed here.