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Official status page: https://status.anthropic.com · Polled every 5 minutes · 1 component tracked

Claude.ai is operational right now. Last checked —; the most recent incident resolved 21h ago.

Real-time Claude.ai status, recent outages, and incident history — pulled directly from Claude.ai's official status page at https://status.anthropic.com every 5 minutes. Pingoru tracks 1 Claude.ai service and has captured 68 incidents in the last 90 days (55.56% uptime). Get email, Slack, Discord, or webhook alerts the moment Claude.ai reports a new incident — free for 3 monitors, no credit card.

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Claude.ai uptime 55.56% uptime · past 90 days
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Recent outages & incidents

Past 90 days
  1. Elevated errors for Claude Mythos 5.1 and Claude Fable 5.1
    Resolved 15m
    Started Oct 05, 2026, 01:05 PM UTC · Resolved Oct 05, 2026, 01:21 PM UTC
    claude.aiClaude API (api.anthropic.com)Claude CodeClaude Cowork
    Timeline · 2 updates
    • investigating · Oct 05, 2026, 01:05 PM UTC

      We are investigating elevated errors on requests to Claude Mythos 5.1 and Claude Fable 5.1. We will provide an update as soon as possible.

    • resolved · Oct 05, 2026, 01:21 PM UTC

      The issue affecting Claude Mythos 5.1 and Claude Fable 5.1 has been resolved. Impact occurred from 05:40 PT / 12:40 UTC to 06:10 PT / 13:10 UTC.

    Latest: The issue affecting Claude Mythos 5.1 and Claude Fable 5.1 has been resolved. Impact occurred from 05:40 PT / 12:40 UTC to 06:10 PT / 13:10 UTC.

  2. Elevated errors on claude.ai, Claude Code, Claude Cowork and the Claude API
    Resolved 2h 5m
    Started Sep 29, 2026, 02:21 PM UTC · Resolved Sep 29, 2026, 04:27 PM UTC
    claude.aiClaude Console (platform.claude.com)Claude API (api.anthropic.com)Claude CodeClaude Cowork
    Timeline · 8 updates
    • investigating · Sep 29, 2026, 02:21 PM UTC

      We are investigating elevated error rates affecting Claude.ai (including the desktop and mobile apps), Claude Code and Claude Cowork. Users may see failed requests, errors loading or sending conversations, or be asked to sign in again; retrying may succeed. We will provide an update as soon as possible.

    • investigating · Sep 29, 2026, 02:28 PM UTC

      We are investigating elevated error rates affecting Claude.ai (including the desktop and mobile apps), Claude Code and Claude Cowork. Some requests to the Claude API are also returning errors. We will provide an update as soon as possible.

    • investigating · Sep 29, 2026, 02:30 PM UTC

      We are investigating reports of degraded performance affecting claude.ai, platform.claude.com, the Claude API, Claude Code, and Claude Cowork. We will provide an update as soon as possible.

    • investigating · Sep 29, 2026, 02:41 PM UTC

      We have applied a mitigation and error rates have dropped substantially. Some sign-in attempts, account actions and Claude Code and Cowork sessions are still failing. We are continuing to work on a full fix.

    • investigating · Sep 29, 2026, 03:00 PM UTC

      The errors that began at 14:00 UTC were mitigated at 14:36 UTC, and existing conversations are mostly working again. A second issue is preventing many users from signing in (single sign-on and Sign in with Apple are unavailable), starting new chats, voice conversations and Claude Code or Cowork sessions, making purchases, and uploading files. If you're signed in, please don't sign out. We're working on a fix and will post another update within 30 minutes.

    • monitoring · Sep 29, 2026, 03:11 PM UTC

      Most services have recovered as of 14:59 UTC. Signing in, starting new chats, voice conversations, Claude Code and Cowork sessions, purchases and file uploads are working again. Some messages sent between 14:00 and 14:59 UTC may not have been saved. We are monitoring closely and will post another update within 30 minutes.

    • monitoring · Sep 29, 2026, 03:30 PM UTC

      All services have been operating normally since 14:59 UTC. We are continuing to monitor.

    • resolved · Sep 29, 2026, 04:27 PM UTC

      The issue affecting Claude.ai, the Claude desktop and mobile apps, Claude Code, Claude Cowork, and the Claude API has been resolved, and services have been operating normally since recovery. Impact occurred from 07:00 PT / 14:00 UTC to 07:59 PT / 14:59 UTC.

    Latest: The issue affecting Claude.ai, the Claude desktop and mobile apps, Claude Code, Claude Cowork, and the Claude API has been resolved, and services have been operating normally since…

  3. Elevated errors for multiple models
    Resolved 1h 37m
    Started Sep 22, 2026, 12:57 AM UTC · Resolved Sep 22, 2026, 02:35 AM UTC
    claude.aiClaude API (api.anthropic.com)Claude CodeClaude Cowork
    Timeline · 5 updates
    • investigating · Sep 22, 2026, 12:57 AM UTC

      We are investigating elevated errors on requests to Claude Mythos 5.1, Claude Fable 5.1, and Claude Opus 5. We will provide an update as soon as possible.

    • identified · Sep 22, 2026, 01:17 AM UTC

      We have identified the cause of elevated errors on requests to Claude Mythos 5.1, Claude Fable 5.1, and Claude Opus 5 and are working on a fix. We will provide an update as soon as possible.

    • identified · Sep 22, 2026, 01:35 AM UTC

      We are continuing to work to resolve errors affecting some models. At this time, requests to Claude Fable 5 and 5.1 and Mythos 5 and 5.1 have returned to normal success rates. We are working to resolve remaining errors affecting Claude Opus 5, and will provide an additional update shortly.

    • monitoring · Sep 22, 2026, 02:11 AM UTC

      We have seen success rates return to normal across affected models, and are monitoring closely to ensure no further issues.

    • resolved · Sep 22, 2026, 02:35 AM UTC

      This issue has been resolved. Impact occurred from 5:50pm PT / 00:50 UTC to 7:10pm PT / 02:10 UTC.

    Latest: This issue has been resolved. Impact occurred from 5:50pm PT / 00:50 UTC to 7:10pm PT / 02:10 UTC.

  4. Intermittent error spikes for Claude Mythos 5.1 and Claude Fable 5.1
    Resolved 1h 26m
    Started Sep 15, 2026, 09:48 AM UTC · Resolved Sep 15, 2026, 11:14 AM UTC
    claude.aiClaude API (api.anthropic.com)Claude CodeClaude Cowork
    Timeline · 4 updates
    • investigating · Sep 15, 2026, 09:48 AM UTC

      We are investigating elevated errors on requests to Claude Mythos 5.1 and Claude Fable 5.1. We will provide an update as soon as possible.

    • investigating · Sep 15, 2026, 09:52 AM UTC

      We are investigating elevated errors on requests to Claude Mythos 5.1 and Claude Fable 5.1. We will provide an update as soon as possible.

    • monitoring · Sep 15, 2026, 10:50 AM UTC

      A fix has been deployed for Claude Mythos 5.1 and Claude Fable 5.1 and we are monitoring to ensure it has resolved the issue.

    • resolved · Sep 15, 2026, 11:14 AM UTC

      A fix has been deployed for Claude Mythos 5.1 and Claude Fable 5.1 and we are monitoring to ensure it has resolved the issue.

    Latest: A fix has been deployed for Claude Mythos 5.1 and Claude Fable 5.1 and we are monitoring to ensure it has resolved the issue.

  5. Elevated errors for Claude Mythos 5.1 and Claude Fable 5.1
    Resolved 17m
    Started Sep 11, 2026, 02:19 PM UTC · Resolved Sep 11, 2026, 02:37 PM UTC
    claude.aiClaude API (api.anthropic.com)Claude CodeClaude Cowork
    Timeline · 5 updates
    • investigating · Sep 11, 2026, 02:19 PM UTC

      We are investigating elevated errors on requests to Claude Fable 5.1 and Claude Mythos 5.1. We will provide an update as soon as possible.

    • identified · Sep 11, 2026, 02:21 PM UTC

      We have identified the cause of elevated errors on requests to Claude Mythos 5.1 and Claude Fable 5.1 and are working on a fix. We will provide an update as soon as possible.

    • monitoring · Sep 11, 2026, 02:28 PM UTC

      A fix has been deployed for Claude Mythos 5.1 and Claude Fable 5.1 and we are monitoring for recovery.

    • monitoring · Sep 11, 2026, 02:28 PM UTC

      A fix has been deployed for the issue affecting Claude services and we are monitoring for recovery.

    • resolved · Sep 11, 2026, 02:37 PM UTC

      The issue affecting Claude services has been resolved. Impact occurred from 13:57 to 14:20 UTC

    Latest: The issue affecting Claude services has been resolved. Impact occurred from 13:57 to 14:20 UTC

See the full Claude.ai outage history

63 more incidents in the last 90 days, plus the full multi-year archive of per-service events and update timelines.

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Outage history

Past 90 days · 68 incidents View full outage history →