Anthropic

Anthropic

MAJOR
May 18, 2026
06:12 UTC
Elevated errors on Claude Haiku 4.5
22:10 UTC
Elevated errors for Claude Opus 4.7
May 19, 2026
04:46 UTC
Elevated errors on Claude.ai and Claude Code login
07:00 UTC
Elevated errors on Claude Haiku 4.5
08:41 UTC
Elevated errors on Claude Opus 4.7
14:03 UTC
Elevated errors on Claude Opus 4.7
May 20, 2026
08:14 UTC
Elevated errors on Claude Haiku 4.5
14:43 UTC
Elevated errors on Claude Opus 4.7
May 21, 2026
20:24 UTC
Elevated errors on Claude.ai
May 22, 2026
04:16 UTC
Elevated error rate on multiple models
10:17 UTC
Elevated errors on Claude Opus 4.7
May 23, 2026
No incidents reported
May 24, 2026
No incidents reported
May 25, 2026
10:32 UTC
Elevated error rates on Opus 4.7
01:56 UTC
Elevated errors for Claude Code in Slack
May 26, 2026
No incidents reported
May 27, 2026
05:43 UTC
Elevated errors on Claude Opus 4.7
08:04 UTC
Elevated errors on Claude Opus 4.7
May 28, 2026
08:38 UTC
Elevated errors on Claude Opus 4.7
19:04 UTC
Billing and subscription management issues
May 29, 2026
08:30 UTC
Elevated errors on Claude Opus 4.8
18:35 UTC
Elevated errors for Claude Opus 4.8
May 30, 2026
22:58 UTC
opus 4.7 elevated errors
May 31, 2026
No incidents reported
June 01, 2026
06:48 UTC
Opus 4.7 elevated errors
09:08 UTC
Sonnet 4.5 elevated errors
12:15 UTC
Elevated errors for Claude Opus 4.7
14:40 UTC
Elevated errors on Claude Sonnet 4.6
18:28 UTC
Degraded performance for Claude Sonnet 4.6
June 02, 2026
06:04 UTC
Elevated errors on Opus 4.6
June 03, 2026
04:17 UTC
Issue affecting some Claude Code services
07:10 UTC
Elevated errors on Opus 4.7
June 04, 2026
No incidents reported
June 05, 2026
15:19 UTC
Elevated errors on many Claude models
June 06, 2026
09:27 UTC
Opus 4.8 degraded service
18:37 UTC
Elevated errors on Claude Opus 4.8
03:31 UTC
Degraded performance for multiple models
June 07, 2026
14:35 UTC
Elevated errors on Claude Opus 4.7
June 08, 2026
17:15 UTC
Elevated errors on Claude Opus 4.7
19:10 UTC
Elevated errors on Claude Haiku 4.5
21:05 UTC
Elevated errors on Claude Opus 4.7
22:20 UTC
Elevated errors on Claude Opus 4.8
03:13 UTC
Elevated errors on Claude Opus 4.8 (Fast Mode)
June 09, 2026
18:24 UTC
Fable not available in the model picker in Claude Code Desktop
20:32 UTC
Elevated errors on Claude Opus 4.6
June 10, 2026
13:06 UTC
Elevated errors on Claude Haiku 4.5
June 11, 2026
14:37 UTC
Elevated errors on Claude Opus 4.6
16:54 UTC
Elevated errors across models
June 12, 2026
00:50 UTC
We’ve suspended access to Claude Mythos 5 and Claude Fable 5
02:03 UTC
Elevated errors on Claude Opus 4.8
June 13, 2026
No incidents reported
June 14, 2026
No incidents reported
June 15, 2026
06:20 UTC
Elevated errors on Claude Opus 4.8
June 16, 2026
17:29 UTC
Elevated errors across many models
19:59 UTC
Opus 4.8 errors
20:50 UTC
Elevated errors for Claude Opus 4.8
00:47 UTC
Elevated errors on Claude Sonnet 4.6 and Opus 4.8

Ongoing Incidents

We’ve suspended access to Claude Mythos 5 and Claude Fable 5

Anthropic · Updated about 6 hours ago ·

Incidents in the last 30 days

Elevated errors on Claude Sonnet 4.6 and Opus 4.8

Anthropic · Resolved 16 minutes ago ·

Elevated errors for Claude Opus 4.8

Anthropic · Resolved about 5 hours ago ·

Opus 4.8 errors

Anthropic · Resolved about 7 hours ago ·

Elevated errors across many models

Anthropic · Resolved about 8 hours ago ·

Elevated errors on Claude Opus 4.8

Anthropic · Resolved 2 days ago ·

Elevated errors on Claude Opus 4.8

Anthropic · Resolved 4 days ago ·

We’ve suspended access to Claude Mythos 5 and Claude Fable 5

Anthropic · Updated about 6 hours ago ·

Elevated errors across models

Anthropic · Resolved 5 days ago ·

Elevated errors on Claude Opus 4.6

Anthropic · Resolved 6 days ago ·

Elevated errors on Claude Haiku 4.5

Anthropic · Resolved 6 days ago ·

Elevated errors on Claude Opus 4.6

Anthropic · Resolved 7 days ago ·

Fable not available in the model picker in Claude Code Desktop

Anthropic · Resolved 7 days ago ·

Elevated errors on Claude Opus 4.8 (Fast Mode)

Anthropic · Resolved 8 days ago ·

Elevated errors on Claude Opus 4.8

Anthropic · Resolved 8 days ago ·

Elevated errors on Claude Opus 4.7

Anthropic · Resolved 8 days ago ·

Elevated errors on Claude Haiku 4.5

Anthropic · Resolved 8 days ago ·

Elevated errors on Claude Opus 4.7

Anthropic · Resolved 8 days ago ·

Elevated errors on Claude Opus 4.7

Anthropic · Resolved 9 days ago ·

Degraded performance for multiple models

Anthropic · Resolved 10 days ago ·

Elevated errors on Claude Opus 4.8

Anthropic · Resolved 10 days ago ·

Opus 4.8 degraded service

Anthropic · Resolved 11 days ago ·

Elevated errors on many Claude models

Anthropic · Resolved 11 days ago ·

Elevated errors on Opus 4.7

Anthropic · Resolved 14 days ago ·

Issue affecting some Claude Code services

Anthropic · Resolved 14 days ago ·

Elevated errors on Opus 4.6

Anthropic · Resolved 15 days ago ·

Degraded performance for Claude Sonnet 4.6

Anthropic · Resolved 15 days ago ·

Elevated errors on Claude Sonnet 4.6

Anthropic · Resolved 15 days ago ·

Elevated errors for Claude Opus 4.7

Anthropic · Resolved 16 days ago ·

Sonnet 4.5 elevated errors

Anthropic · Resolved 16 days ago ·

Opus 4.7 elevated errors

Anthropic · Resolved 16 days ago ·

opus 4.7 elevated errors

Anthropic · Resolved 17 days ago ·

Elevated errors for Claude Opus 4.8

Anthropic · Resolved 18 days ago ·

Elevated errors on Claude Opus 4.8

Anthropic · Resolved 19 days ago ·

Billing and subscription management issues

Anthropic · Resolved 19 days ago ·

Elevated errors on Claude Opus 4.7

Anthropic · Resolved 20 days ago ·

Elevated errors on Claude Opus 4.7

Anthropic · Resolved 21 days ago ·

Elevated errors on Claude Opus 4.7

Anthropic · Resolved 21 days ago ·

Elevated errors for Claude Code in Slack

Anthropic · Resolved 22 days ago ·

Elevated error rates on Opus 4.7

Anthropic · Resolved 23 days ago ·

Elevated errors on Claude Opus 4.7

Anthropic · Resolved 26 days ago ·

Elevated error rate on multiple models

Anthropic · Resolved 26 days ago ·

Elevated errors on Claude.ai

Anthropic · Resolved 26 days ago ·

Elevated errors on Claude Opus 4.7

Anthropic · Resolved 27 days ago ·

Elevated errors on Claude Haiku 4.5

Anthropic · Resolved 28 days ago ·

Elevated errors on Claude Opus 4.7

Anthropic · Resolved 28 days ago ·

Elevated errors on Claude Opus 4.7

Anthropic · Resolved 29 days ago ·

Elevated errors on Claude Haiku 4.5

Anthropic · Resolved 29 days ago ·

Elevated errors on Claude.ai and Claude Code login

Anthropic · Resolved 29 days ago ·

Elevated errors for Claude Opus 4.7

Anthropic · Resolved 29 days ago ·

Elevated errors on Claude Haiku 4.5

Anthropic · Resolved 30 days ago ·