Part of Anthropic

Claude API Outage History

Claude API is up right now

Claude API had 43 outages in the last 2 years totaling 26h 12m of downtime — averaging 1.8 incidents per month.

There were 43 Claude API outages since March 18, 2026 totaling 26h 12m of downtime. Each is summarised below — incident details, duration, and resolution information.

Source: https://status.anthropic.com

Major May 16, 2026

Elevated error rates on requests to multiple models

Detected by Pingoru
May 16, 2026, 06:08 PM UTC
Resolved
May 16, 2026, 06:24 PM UTC
Duration
15m
Affected: claude.aiClaude Console (platform.claude.com)Claude API (api.anthropic.com)Claude CodeClaude Cowork
Timeline · 3 updates
  1. investigating May 16, 2026, 06:08 PM UTC

    We are currently investigating this issue.

  2. monitoring May 16, 2026, 06:18 PM UTC

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

  3. resolved May 16, 2026, 06:24 PM UTC

    This incident has been resolved.

Read the full incident report →

Major May 15, 2026

Elevated error rates on requests to some models

Detected by Pingoru
May 15, 2026, 12:18 AM UTC
Resolved
May 15, 2026, 01:46 AM UTC
Duration
1h 28m
Affected: Claude API (api.anthropic.com)Claude Code
Timeline · 5 updates
  1. investigating May 15, 2026, 12:18 AM UTC

    We are currently investigating this issue.

  2. investigating May 15, 2026, 12:19 AM UTC

    We are continuing to investigate this issue.

  3. identified May 15, 2026, 01:06 AM UTC

    We are currently working to resolve issues affecting requests to Claude Opus and Sonnet 4.6, though success rates for Opus 4.7 have returned to normal.

  4. identified May 15, 2026, 01:26 AM UTC

    We are working to resolve errors impacting Claude Opus 4.6, and have seen both Sonnet 4.6 and Opus 4.7 return to normal success rates.

  5. resolved May 15, 2026, 01:46 AM UTC

    This incident has been resolved.

Read the full incident report →

Minor May 14, 2026

Elevated errors on Claude Opus 4.7

Detected by Pingoru
May 14, 2026, 08:33 PM UTC
Resolved
May 14, 2026, 10:25 PM UTC
Duration
1h 52m
Affected: claude.aiClaude API (api.anthropic.com)Claude CodeClaude Cowork
Timeline · 3 updates
  1. investigating May 14, 2026, 08:33 PM UTC

    We are currently investigating this issue.

  2. monitoring May 14, 2026, 09:07 PM UTC

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

  3. resolved May 14, 2026, 10:25 PM UTC

    This incident has been resolved.

Read the full incident report →

Major May 12, 2026

Elevated errors for Claude Sonnet 4.6 and Haiku 4.5

Detected by Pingoru
May 12, 2026, 07:36 PM UTC
Resolved
May 12, 2026, 08:13 PM UTC
Duration
36m
Affected: claude.aiClaude Console (platform.claude.com)Claude API (api.anthropic.com)Claude CodeClaude Cowork
Timeline · 2 updates
  1. investigating May 12, 2026, 07:36 PM UTC

    We are investigating elevated errors on requests to Claude Sonnet 4.6. We will provide an update as soon as possible.

  2. resolved May 12, 2026, 08:13 PM UTC

    This incident has been resolved.

Read the full incident report →

Minor May 9, 2026

Elevated errors on Claude Opus 4.1

Detected by Pingoru
May 09, 2026, 07:57 AM UTC
Resolved
May 09, 2026, 08:22 AM UTC
Duration
25m
Affected: claude.aiClaude Console (platform.claude.com)Claude API (api.anthropic.com)Claude Code
Timeline · 2 updates
  1. identified May 09, 2026, 07:57 AM UTC

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

  2. resolved May 09, 2026, 08:22 AM UTC

    This incident has been resolved.

Read the full incident report →

Minor May 8, 2026

Elevated errors on Claude Sonnet 4.6

Detected by Pingoru
May 08, 2026, 03:03 PM UTC
Resolved
May 08, 2026, 03:11 PM UTC
Duration
7m
Affected: claude.aiClaude Console (platform.claude.com)Claude API (api.anthropic.com)Claude CodeClaude Cowork
Timeline · 4 updates
  1. investigating May 08, 2026, 03:03 PM UTC

    We are currently investigating this issue.

  2. identified May 08, 2026, 03:07 PM UTC

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

  3. monitoring May 08, 2026, 03:07 PM UTC

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

  4. resolved May 08, 2026, 03:11 PM UTC

    This incident has been resolved.

Read the full incident report →

Minor May 8, 2026

Elevated Errors on File Operations

Detected by Pingoru
May 08, 2026, 02:12 PM UTC
Resolved
May 08, 2026, 03:17 PM UTC
Duration
1h 4m
Affected: claude.aiClaude API (api.anthropic.com)
Timeline · 2 updates
  1. investigating May 08, 2026, 02:12 PM UTC

    We are currently investigating this issue.

  2. resolved May 08, 2026, 03:17 PM UTC

    This incident has been resolved.

Read the full incident report →

Major May 8, 2026

Elevated errors across Claude Models

Detected by Pingoru
May 08, 2026, 09:49 AM UTC
Resolved
May 08, 2026, 11:40 AM UTC
Duration
1h 51m
Affected: claude.aiClaude Console (platform.claude.com)Claude API (api.anthropic.com)Claude CodeClaude CoworkClaude for Government
Timeline · 4 updates
  1. investigating May 08, 2026, 09:49 AM UTC

    We are currently investigating this issue.

  2. identified May 08, 2026, 10:26 AM UTC

    We have identified the cause and a fix is being rolled out. As of 10:22 UTC, the remaining impact is limited to Claude Opus 4.1 and Fast Mode for Claude Opus 4.6.

  3. monitoring May 08, 2026, 11:32 AM UTC

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

  4. resolved May 08, 2026, 11:40 AM UTC

    This incident has been resolved.

Read the full incident report →

Major May 6, 2026

Elevated errors across multiple models

Detected by Pingoru
May 06, 2026, 03:29 PM UTC
Resolved
May 06, 2026, 04:51 PM UTC
Duration
1h 22m
Affected: claude.aiClaude Console (platform.claude.com)Claude API (api.anthropic.com)Claude CodeClaude Cowork
Timeline · 4 updates
  1. investigating May 06, 2026, 03:29 PM UTC

    We are currently investigating this issue.

  2. identified May 06, 2026, 03:54 PM UTC

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

  3. monitoring May 06, 2026, 04:32 PM UTC

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

  4. resolved May 06, 2026, 04:51 PM UTC

    This incident has been resolved.

Read the full incident report →

Minor May 4, 2026

Elevated errors on Claude Opus 4.5 and Sonnet 4.5

Detected by Pingoru
May 04, 2026, 01:59 PM UTC
Resolved
May 04, 2026, 02:45 PM UTC
Duration
46m
Affected: claude.aiClaude API (api.anthropic.com)Claude Code
Timeline · 4 updates
  1. investigating May 04, 2026, 01:59 PM UTC

    We are currently investigating this issue.

  2. identified May 04, 2026, 02:08 PM UTC

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

  3. monitoring May 04, 2026, 02:27 PM UTC

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

  4. resolved May 04, 2026, 02:45 PM UTC

    This incident has been resolved.

Read the full incident report →

Minor May 4, 2026

Elevated errors on Claude Opus 4.5

Detected by Pingoru
May 04, 2026, 08:09 AM UTC
Resolved
May 04, 2026, 09:49 AM UTC
Duration
1h 39m
Affected: claude.aiClaude API (api.anthropic.com)Claude Code
Timeline · 6 updates
  1. investigating May 04, 2026, 08:09 AM UTC

    We are currently investigating this issue.

  2. investigating May 04, 2026, 08:09 AM UTC

    We are continuing to investigate this issue.

  3. identified May 04, 2026, 08:19 AM UTC

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

  4. identified May 04, 2026, 09:14 AM UTC

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

  5. monitoring May 04, 2026, 09:23 AM UTC

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

  6. resolved May 04, 2026, 09:49 AM UTC

    This incident has been resolved.

Read the full incident report →

Critical April 30, 2026

claude.ai and API unavailable

Detected by Pingoru
Apr 30, 2026, 01:20 AM UTC
Resolved
Apr 30, 2026, 01:51 AM UTC
Duration
30m
Affected: claude.aiClaude Console (platform.claude.com)Claude API (api.anthropic.com)Claude CodeClaude CoworkClaude for Government
Timeline · 3 updates
  1. investigating Apr 30, 2026, 01:20 AM UTC

    We are currently investigating this issue.

  2. monitoring Apr 30, 2026, 01:34 AM UTC

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

  3. resolved Apr 30, 2026, 01:51 AM UTC

    This incident has been resolved.

Read the full incident report →

Minor April 29, 2026

Elevated errors on Claude Haiku 4.5

Detected by Pingoru
Apr 29, 2026, 01:47 PM UTC
Resolved
Apr 29, 2026, 02:14 PM UTC
Duration
26m
Affected: Claude API (api.anthropic.com)
Timeline · 3 updates
  1. investigating Apr 29, 2026, 01:47 PM UTC

    We are currently investigating this issue.

  2. monitoring Apr 29, 2026, 02:01 PM UTC

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

  3. resolved Apr 29, 2026, 02:14 PM UTC

    The incident is resolved. The elevated error rate was between 05:37 PT / 12:37 UTC and 06:58 PT / 13:37 UTC.

Read the full incident report →

Major April 28, 2026

Claude.ai unavailable and elevated errors on the API

Detected by Pingoru
Apr 28, 2026, 05:41 PM UTC
Resolved
Apr 28, 2026, 07:15 PM UTC
Duration
1h 33m
Affected: claude.aiClaude Console (platform.claude.com)Claude API (api.anthropic.com)Claude CodeClaude CoworkClaude for Government
Timeline · 5 updates
  1. investigating Apr 28, 2026, 05:41 PM UTC

    We are investigating an issue preventing users from reaching Claude.ai, and will provide an update as soon as possible.

  2. identified Apr 28, 2026, 05:51 PM UTC

    We have identified an issue resulting in elevated errors on the Anthropic API, as well as issues accessing Claude.ai, including log-in paths for Claude Code. We are working to resolve these issues, and will provide an update as soon as possible.

  3. identified Apr 28, 2026, 06:33 PM UTC

    We are continuing to work to resolve the issues preventing users from accessing Claude.ai, and causing elevated authentication errors for requests to the API and Claude Code.

  4. monitoring Apr 28, 2026, 06:59 PM UTC

    We are seeing success rates across all services return to normal, and are monitoring closely to prevent any further issues. Impact occurred from 17:34–18:52 UTC.

  5. resolved Apr 28, 2026, 07:15 PM UTC

    This incident has been resolved.

Read the full incident report →

Minor April 28, 2026

Elevated errors on Claude Sonnet 4.5

Detected by Pingoru
Apr 28, 2026, 01:29 PM UTC
Resolved
Apr 28, 2026, 01:50 PM UTC
Duration
20m
Affected: Claude API (api.anthropic.com)
Timeline · 2 updates
  1. investigating Apr 28, 2026, 01:29 PM UTC

    We are currently investigating this issue.

  2. resolved Apr 28, 2026, 01:50 PM UTC

    The incident has now been resolved. The timeline for the elevated errors was 6:22 PT / 13:22 UTC -> 6:39 PT / 13:39 UTC.

Read the full incident report →

Minor April 25, 2026

Claude Code v2.1.120 Crashes on Startup

Detected by Pingoru
Apr 25, 2026, 01:45 AM UTC
Resolved
Apr 25, 2026, 02:35 AM UTC
Duration
50m
Affected: claude.aiClaude Console (platform.claude.com)Claude API (api.anthropic.com)Claude CodeClaude CoworkClaude for Government
Timeline · 2 updates
  1. monitoring Apr 25, 2026, 01:45 AM UTC

    We have identified an issue in Claude Code version 2.1.120 that causes a crash when resuming a prior session via the --resume or --continue flags. Auto-update will move affected clients back to 2.1.119 on next check, but you can always run `claude install 2.1.119`.

  2. resolved Apr 25, 2026, 02:35 AM UTC

    This incident has been resolved.

Read the full incident report →

Minor April 25, 2026

Elevated error rates on Claude Opus 4.7

Detected by Pingoru
Apr 25, 2026, 01:35 AM UTC
Resolved
Apr 25, 2026, 02:34 AM UTC
Duration
58m
Affected: claude.aiClaude Console (platform.claude.com)Claude API (api.anthropic.com)Claude CodeClaude CoworkClaude for Government
Timeline · 3 updates
  1. investigating Apr 25, 2026, 01:35 AM UTC

    We are investigating elevated errors for requests to Claude Opus 4.7. We will provide an update as soon as possible.

  2. monitoring Apr 25, 2026, 02:15 AM UTC

    A fix has been deployed for Claude Opus 4.7 and we are seeing success rates at normal levels. We are continuing to monitor, and ensure no further recurrence.

  3. resolved Apr 25, 2026, 02:34 AM UTC

    The issue affecting requests to Claude Opus 4.7 has been resolved. Impact occurred from 01:24–01:59 UTC.

Read the full incident report →

Critical April 24, 2026

Elevated errors on Sonnet 4.6

Detected by Pingoru
Apr 24, 2026, 02:55 AM UTC
Resolved
Apr 24, 2026, 03:34 AM UTC
Duration
39m
Affected: claude.aiClaude Console (platform.claude.com)Claude API (api.anthropic.com)Claude CodeClaude CoworkClaude for Government
Timeline · 5 updates
  1. investigating Apr 24, 2026, 02:55 AM UTC

    We are currently investigating this issue.

  2. investigating Apr 24, 2026, 02:55 AM UTC

    We are continuing to investigate this issue.

  3. identified Apr 24, 2026, 03:09 AM UTC

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

  4. monitoring Apr 24, 2026, 03:15 AM UTC

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

  5. resolved Apr 24, 2026, 03:34 AM UTC

    This incident has been resolved.

Read the full incident report →

Minor April 23, 2026

MCP apps unavailable on Claude.ai

Detected by Pingoru
Apr 23, 2026, 12:41 AM UTC
Resolved
Apr 23, 2026, 02:09 AM UTC
Duration
1h 27m
Affected: claude.aiClaude Console (platform.claude.com)Claude API (api.anthropic.com)Claude CodeClaude CoworkClaude for Government
Timeline · 3 updates
  1. identified Apr 23, 2026, 12:41 AM UTC

    We have identified an issue impacting the availability of MCP applications on Claude.ai, including desktop and mobile. We are working on a fix and will provide an update as soon as possible.

  2. identified Apr 23, 2026, 12:57 AM UTC

    We have resolved the issue impacting MCP Apps on Claude.ai.

  3. resolved Apr 23, 2026, 02:09 AM UTC

    This incident has been resolved.

Read the full incident report →

Minor April 20, 2026

Elevated errors for uploading files

Detected by Pingoru
Apr 20, 2026, 01:31 PM UTC
Resolved
Apr 20, 2026, 02:21 PM UTC
Duration
50m
Affected: claude.aiClaude API (api.anthropic.com)
Timeline · 2 updates
  1. investigating Apr 20, 2026, 01:31 PM UTC

    We are currently investigating an issue related to uploading files on Claude.ai and Claude API. Some users will see their uploads failing and they are advised to retry.

  2. resolved Apr 20, 2026, 02:21 PM UTC

    This incident has been resolved.

Read the full incident report →

Major April 20, 2026

Claude Sonnet 4.5 error spike

Detected by Pingoru
Apr 20, 2026, 06:14 AM UTC
Resolved
Apr 20, 2026, 07:25 AM UTC
Duration
1h 11m
Affected: claude.aiClaude Console (platform.claude.com)Claude API (api.anthropic.com)Claude CodeClaude CoworkClaude for Government
Timeline · 4 updates
  1. investigating Apr 20, 2026, 06:14 AM UTC

    We are currently investigating this issue.

  2. monitoring Apr 20, 2026, 06:38 AM UTC

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

  3. monitoring Apr 20, 2026, 06:41 AM UTC

    We are continuing to monitor for any further issues.

  4. resolved Apr 20, 2026, 07:25 AM UTC

    This incident has been resolved.

Read the full incident report →

Notice April 19, 2026

Elevated errors on Opus 4.6

Detected by Pingoru
Apr 19, 2026, 10:44 PM UTC
Resolved
Apr 20, 2026, 12:00 AM UTC
Duration
1h 15m
Affected: claude.aiClaude Console (platform.claude.com)Claude API (api.anthropic.com)Claude CodeClaude Cowork
Timeline · 2 updates
  1. investigating Apr 19, 2026, 10:44 PM UTC

    We are currently investigating this issue.

  2. resolved Apr 20, 2026, 12:00 AM UTC

    This incident has been resolved.

Read the full incident report →

Minor April 17, 2026

Errors uploading documents to Google Drive in Claude.ai

Detected by Pingoru
Apr 17, 2026, 06:59 PM UTC
Resolved
Apr 17, 2026, 07:56 PM UTC
Duration
56m
Affected: claude.aiClaude Console (platform.claude.com)Claude API (api.anthropic.com)Claude CodeClaude CoworkClaude for Government
Timeline · 2 updates
  1. investigating Apr 17, 2026, 06:59 PM UTC

    We are investigating an issue causing errors when uploading documents to Google Drive from Claude.ai, including the desktop app and Cowork.

  2. resolved Apr 17, 2026, 07:56 PM UTC

    The issue affecting uploads to Google Drive has been resolved.

Read the full incident report →

Minor April 16, 2026

Opus 4.6 elevated rate of errors

Detected by Pingoru
Apr 16, 2026, 06:50 AM UTC
Resolved
Apr 16, 2026, 07:43 AM UTC
Duration
52m
Affected: claude.aiClaude Console (platform.claude.com)Claude API (api.anthropic.com)Claude CodeClaude Cowork
Timeline · 2 updates
  1. identified Apr 16, 2026, 06:50 AM UTC

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

  2. resolved Apr 16, 2026, 07:43 AM UTC

    Earlier today we had an outage on Opus 4.6 that started at 23:03 PT / 6:03 UTC and ended at 00:26 PT / 7:26 UTC.

Read the full incident report →

Critical April 15, 2026

Elevated errors on Claude.ai, API, Claude Code

Detected by Pingoru
Apr 15, 2026, 02:53 PM UTC
Resolved
Apr 15, 2026, 05:42 PM UTC
Duration
2h 49m
Affected: claude.aiClaude Console (platform.claude.com)Claude API (api.anthropic.com)Claude Code
Timeline · 7 updates
  1. investigating Apr 15, 2026, 02:53 PM UTC

    We are seeing increased errors on Claude.ai, API, and Claude Code

  2. investigating Apr 15, 2026, 02:55 PM UTC

    We are continuing to investigate this issue.

  3. identified Apr 15, 2026, 03:03 PM UTC

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

  4. identified Apr 15, 2026, 03:20 PM UTC

    The Claude API has fully recovered as of 8:01 PT / 16:01 UTC. We are currently working on mitigating the ongoing errors for Claude AI. Claude Code users who are logged in are still able to use it, but logging in is still broken.

  5. identified Apr 15, 2026, 03:57 PM UTC

    Claude.ai and Platform are down. Login for Claude Code does not work via Claude.ai.

  6. identified Apr 15, 2026, 04:29 PM UTC

    We have seen success rates for login to Claude.ai, including via Claude Code, stabilize and are working to fully resolve this issue. We will provide an update shortly.

  7. resolved Apr 15, 2026, 05:42 PM UTC

    This incident has been resolved.

Read the full incident report →