Archive
Claude outage history
Every Claude outage recorded since tracking began, with start time, duration and which components were affected.
How often is Claude down?
We have recorded 50 incidents across 3 months of tracking — an average of 16.7 per month. Every one of them has its own permanent page below.
What was the longest Claude outage?
The longest disruption in our archive lasted 148 h 35 min, starting October 7, 2026. Read the timeline
October 2026
16 incidents · 172 h 2 min total
- October 28, 2026Elevated errors affecting the Google Calendar connectorclaude.ai, Claude Code, Claude CoworkMinor · 3 h 46 min
- October 28, 2026Elevated errors affecting the Gmail connectorclaude.ai, Claude Code, Claude CoworkMinor · 1 h 49 min
- October 27, 2026Elevated errors for Claude Sonnet 5.5claude.ai, Claude API (api.anthropic.com), Claude Code, Claude CoworkMajor · 41 min
- October 27, 2026Elevated errors for Claude Sonnet 5.5claude.ai, Claude API (api.anthropic.com), Claude Code, Claude CoworkMajor · 42 min
- October 25, 2026Elevated errors for Claude Fable 5.1claude.ai, Claude API (api.anthropic.com), Claude Code, Claude CoworkMajor · 32 min
- October 25, 2026Elevated errors for Claude Sonnet 5.5 and other modelsclaude.ai, Claude API (api.anthropic.com), Claude Code, Claude CoworkMajor · 1 h 39 min
- October 24, 2026Elevated errors for Claude Fable 5 and Claude Fable 5.1claude.ai, Claude API (api.anthropic.com), Claude Code, Claude CoworkMajor · 37 min
- October 24, 2026Elevated errors for Claude Opus 5.5claude.ai, Claude API (api.anthropic.com), Claude Code, Claude CoworkMajor · 6 min
- October 23, 2026Elevated errors for Claude Fable 5.1, Sonnet 5.5, and Haiku 5.5claude.ai, Claude API (api.anthropic.com), Claude Code, Claude CoworkCritical · 34 min
- October 22, 2026Elevated errors affecting Connectorsclaude.ai, Claude CoworkMinor · 4 h 17 min
- October 21, 2026Degraded performance for Claude Fable 5claude.ai, Claude API (api.anthropic.com), Claude Code, Claude CoworkMinor · 40 min
- October 7, 2026Elevated errors on platform.claude.comClaude Console (platform.claude.com)Major · 148 h 35 min
- October 7, 2026Elevated errors loading usage data on platform.claude.comClaude Console (platform.claude.com)Major · 1 h 13 min
- October 6, 2026Elevated errors for Claude Opus 5.5claude.ai, Claude API (api.anthropic.com), Claude Code, Claude CoworkMajor · 19 min
- October 5, 2026Elevated errors for Claude Mythos 5.1 and Claude Fable 5.1claude.ai, Claude API (api.anthropic.com), Claude Code, Claude CoworkMajor · 16 min
- October 1, 2026Delayed credits on the Claude PlatformClaude Console (platform.claude.com), Claude API (api.anthropic.com)Minor · 6 h 16 min
September 2026
12 incidents · 113 h 31 min total
- September 29, 2026Elevated errors on claude.ai, Claude Code, Claude Cowork and the Claude APIclaude.ai, Claude Console (platform.claude.com), Claude API (api.anthropic.com), Claude Code, Claude CoworkMajor · 2 h 6 min
- September 22, 2026Elevated errors for multiple modelsclaude.ai, Claude API (api.anthropic.com), Claude Code, Claude CoworkMajor · 1 h 38 min
- September 15, 2026Intermittent error spikes for Claude Mythos 5.1 and Claude Fable 5.1claude.ai, Claude API (api.anthropic.com), Claude Code, Claude CoworkMajor · 1 h 26 min
- September 11, 2026Elevated errors for Claude Mythos 5.1 and Claude Fable 5.1claude.ai, Claude API (api.anthropic.com), Claude Code, Claude CoworkMajor · 17 min
- September 10, 2026Elevated latency on the Claude API for some usersClaude API (api.anthropic.com), Claude CoworkMinor · 1 h 41 min
- September 10, 2026Degraded functionality for Claude Cowork on WindowsClaude CoworkMajor · 99 h 21 min
- September 3, 2026Elevated errors for multiple modelsclaude.ai, Claude API (api.anthropic.com), Claude Code, Claude CoworkMajor · 2 h 57 min
- September 3, 2026Elevated errors for Claude Sonnet 5claude.ai, Claude API (api.anthropic.com), Claude Code, Claude CoworkMajor · 19 min
- September 2, 2026Elevated errors for Claude Sonnet 5claude.ai, Claude API (api.anthropic.com), Claude Code, Claude CoworkMajor · 26 min
- September 1, 2026Delays in credit purchasesClaude Console (platform.claude.com)Minor · 1 h 58 min
- September 1, 2026Degraded performance on platform.claude.com and Claude for Microsoft Office 365claude.ai, Claude Console (platform.claude.com)Minor · 1 h 2 min
- September 1, 2026Degraded performance on Claude for Microsoft Office 365claude.aiMinor · 20 min
August 2026
22 incidents · 35 h 32 min total
- August 31, 2026Degraded performance on claude.ai and Claude Codeclaude.ai, Claude CodeMinor · 1 h 14 min
- August 31, 2026Degraded performance on claude.aiclaude.aiMinor · 29 min
- August 28, 2026Elevated errors on Claude Code and Claude CoworkClaude Code, Claude CoworkMajor · 2 h 59 min
- August 24, 2026Issues logging into Claude.aiclaude.ai, Claude Code, Claude CoworkMinor · 15 min
- August 24, 2026Errors logging into Claude.aiclaude.aiMinor · 3 min
- August 24, 2026Elevated errors for multiple modelsclaude.ai, Claude API (api.anthropic.com), Claude Code, Claude CoworkMajor · 3 h 24 min
- August 20, 2026Elevated errors on requests to multiple modelsclaude.ai, Claude API (api.anthropic.com), Claude Code, Claude CoworkMajor · 26 min
- August 20, 2026Elevated errors on Google connectorsclaude.ai, Claude API (api.anthropic.com), Claude Code, Claude CoworkMinor · 29 min
- August 19, 2026Degraded performance for Claude Opus 5 and Claude Haiku 4.5claude.ai, Claude API (api.anthropic.com), Claude Code, Claude CoworkMinor · 1 h 20 min
- August 18, 2026Degraded performance for multiple modelsclaude.ai, Claude API (api.anthropic.com), Claude Code, Claude CoworkMinor · 2 h 41 min
- August 17, 2026Degraded performance for Claude Opus 5, Claude Sonnet 5claude.ai, Claude API (api.anthropic.com), Claude Code, Claude CoworkMinor · 1 h 33 min
- August 16, 2026Service disruption on Claude servicesclaude.ai, Claude Console (platform.claude.com), Claude API (api.anthropic.com), Claude Code, Claude CoworkMajor · Ongoing
- August 16, 2026Service disruption on Claude servicesclaude.ai, Claude Console (platform.claude.com), Claude API (api.anthropic.com), Claude Code, Claude CoworkCritical · 36 min
- August 14, 2026Elevated errors for Claude Fable 5claude.aiMajor · 30 min
- August 14, 2026Service disruption on Claude servicesClaude API (api.anthropic.com), Claude Code, Claude CoworkMajor · 1 h 28 min
- August 14, 2026Issues reaching status.claude.comNone · 2 h 55 min
- August 14, 2026Service disruption on Claude Code on the web and related servicesClaude CoworkMinor · 15 min
- August 13, 2026Elevated errors for Claude Mythos 5, Claude Fable 5, and Claude Sonnet 5claude.ai, Claude API (api.anthropic.com), Claude Code, Claude CoworkMajor · 1 h 35 min
- August 12, 2026Degraded performance for multiple modelsclaude.ai, Claude API (api.anthropic.com), Claude Code, Claude CoworkMinor · 4 h 17 min
- August 5, 2026Degraded performance for Claude Opus 5claude.ai, Claude API (api.anthropic.com), Claude Code, Claude CoworkMinor · 43 min
- August 5, 2026Degraded performance of multiple modelsclaude.ai, Claude API (api.anthropic.com), Claude Code, Claude CoworkMinor · 7 h 9 min
- August 4, 2026Elevated errors across many modelsMajor · 1 h 11 min