Claude outage history

Past incidents recorded on Claude's official status page — start time, duration, severity and the official link (depth available varies by provider).

1. Partial outageDuration: 37m
   Elevated errors for Claude Fable 5 and Claude Fable 5.1
   Started: Oct 24, 2026, 05:16 AM UTC・ Resolved: Oct 24, 2026, 05:53 AM UTC・ Official details ↗
2. Partial outageDuration: 6m
   Elevated errors for Claude Opus 5.5
   Started: Oct 24, 2026, 12:31 AM UTC・ Resolved: Oct 24, 2026, 12:37 AM UTC・ Official details ↗
3. Major outageDuration: 34m
   Elevated errors for Claude Fable 5.1, Sonnet 5.5, and Haiku 5.5
   Started: Oct 23, 2026, 11:37 PM UTC・ Resolved: Oct 24, 2026, 12:11 AM UTC・ Official details ↗
4. DegradedDuration: 40m

   Degraded performance for Claude Fable 5

   Started: Oct 21, 2026, 07:49 PM UTC・ Resolved: Oct 21, 2026, 08:29 PM UTC・ Official details ↗
5. Partial outageDuration: 148h 35m
   Elevated errors on platform.claude.com
   Started: Oct 7, 2026, 01:25 PM UTC・ Resolved: Oct 13, 2026, 06:00 PM UTC・ Official details ↗
6. Partial outageDuration: 1h 13m
   Elevated errors loading usage data on platform.claude.com
   Started: Oct 7, 2026, 01:20 AM UTC・ Resolved: Oct 7, 2026, 02:33 AM UTC・ Official details ↗
7. Partial outageDuration: 19m
   Elevated errors for Claude Opus 5.5
   Started: Oct 6, 2026, 12:24 PM UTC・ Resolved: Oct 6, 2026, 12:43 PM UTC・ Official details ↗
8. Partial outageDuration: 16m
   Elevated errors for Claude Mythos 5.1 and Claude Fable 5.1
   Started: Oct 5, 2026, 01:05 PM UTC・ Resolved: Oct 5, 2026, 01:21 PM UTC・ Official details ↗
9. DegradedDuration: 6h 16m

   Delayed credits on the Claude Platform

   Started: Oct 1, 2026, 04:20 PM UTC・ Resolved: Oct 1, 2026, 10:36 PM UTC・ Official details ↗
10. Partial outageDuration: 2h 6m
    Elevated errors on claude.ai, Claude Code, Claude Cowork and the Claude API
    Started: Sep 29, 2026, 02:21 PM UTC・ Resolved: Sep 29, 2026, 04:27 PM UTC・ Official details ↗
11. Partial outageDuration: 1h 38m
    Elevated errors for multiple models
    Started: Sep 22, 2026, 12:57 AM UTC・ Resolved: Sep 22, 2026, 02:35 AM UTC・ Official details ↗
12. Partial outageDuration: 1h 26m
    Intermittent error spikes for Claude Mythos 5.1 and Claude Fable 5.1
    Started: Sep 15, 2026, 09:48 AM UTC・ Resolved: Sep 15, 2026, 11:14 AM UTC・ Official details ↗
13. Partial outageDuration: 17m
    Elevated errors for Claude Mythos 5.1 and Claude Fable 5.1
    Started: Sep 11, 2026, 02:19 PM UTC・ Resolved: Sep 11, 2026, 02:37 PM UTC・ Official details ↗
14. DegradedDuration: 1h 41m

    Elevated latency on the Claude API for some users

    Started: Sep 10, 2026, 09:43 PM UTC・ Resolved: Sep 10, 2026, 11:24 PM UTC・ Official details ↗
15. Partial outageDuration: 99h 21m
    Degraded functionality for Claude Cowork on Windows
    Started: Sep 10, 2026, 03:54 PM UTC・ Resolved: Sep 14, 2026, 07:14 PM UTC・ Official details ↗
16. Partial outageDuration: 2h 57m
    Elevated errors for multiple models
    Started: Sep 3, 2026, 01:26 PM UTC・ Resolved: Sep 3, 2026, 04:23 PM UTC・ Official details ↗
17. Partial outageDuration: 19m
    Elevated errors for Claude Sonnet 5
    Started: Sep 3, 2026, 12:37 PM UTC・ Resolved: Sep 3, 2026, 12:56 PM UTC・ Official details ↗
18. Partial outageDuration: 26m
    Elevated errors for Claude Sonnet 5
    Started: Sep 2, 2026, 09:17 PM UTC・ Resolved: Sep 2, 2026, 09:44 PM UTC・ Official details ↗
19. DegradedDuration: 1h 2m

    Degraded performance on platform.claude.com and Claude for Microsoft Office 365

    Started: Sep 1, 2026, 05:05 PM UTC・ Resolved: Sep 1, 2026, 06:07 PM UTC・ Official details ↗
20. DegradedDuration: 20m

    Degraded performance on Claude for Microsoft Office 365

    Started: Sep 1, 2026, 04:02 PM UTC・ Resolved: Sep 1, 2026, 04:22 PM UTC・ Official details ↗
21. DegradedDuration: 1h 14m

    Degraded performance on claude.ai and Claude Code

    Started: Aug 31, 2026, 07:21 PM UTC・ Resolved: Aug 31, 2026, 08:36 PM UTC・ Official details ↗
22. DegradedDuration: 29m

    Degraded performance on claude.ai

    Started: Aug 31, 2026, 05:23 PM UTC・ Resolved: Aug 31, 2026, 05:52 PM UTC・ Official details ↗
23. Partial outageDuration: 2h 59m
    Elevated errors on Claude Code and Claude Cowork
    Started: Aug 28, 2026, 05:22 PM UTC・ Resolved: Aug 28, 2026, 08:21 PM UTC・ Official details ↗
24. DegradedDuration: 15m

    Issues logging into Claude.ai

    Started: Aug 24, 2026, 08:11 PM UTC・ Resolved: Aug 24, 2026, 08:26 PM UTC・ Official details ↗
25. DegradedDuration: 3m

    Errors logging into Claude.ai

    Started: Aug 24, 2026, 05:12 PM UTC・ Resolved: Aug 24, 2026, 05:16 PM UTC・ Official details ↗
26. Partial outageDuration: 3h 24m
    Elevated errors for multiple models
    Started: Aug 24, 2026, 05:06 AM UTC・ Resolved: Aug 24, 2026, 08:30 AM UTC・ Official details ↗
27. Partial outageDuration: 26m
    Elevated errors on requests to multiple models
    Started: Aug 20, 2026, 07:16 PM UTC・ Resolved: Aug 20, 2026, 07:42 PM UTC・ Official details ↗
28. DegradedDuration: 1h 20m

    Degraded performance for Claude Opus 5 and Claude Haiku 4.5

    Started: Aug 19, 2026, 09:42 AM UTC・ Resolved: Aug 19, 2026, 11:02 AM UTC・ Official details ↗
29. DegradedDuration: 2h 41m

    Degraded performance for multiple models

    Started: Aug 18, 2026, 04:20 PM UTC・ Resolved: Aug 18, 2026, 07:01 PM UTC・ Official details ↗
30. DegradedDuration: 1h 33m

    Degraded performance for Claude Opus 5, Claude Sonnet 5

    Started: Aug 17, 2026, 01:56 PM UTC・ Resolved: Aug 17, 2026, 03:29 PM UTC・ Official details ↗
31. Major outageDuration: 36m
    Service disruption on Claude services
    Started: Aug 16, 2026, 09:58 PM UTC・ Resolved: Aug 16, 2026, 10:34 PM UTC・ Official details ↗
32. Partial outageDuration: 30m
    Elevated errors for Claude Fable 5
    Started: Aug 14, 2026, 11:57 PM UTC・ Resolved: Aug 15, 2026, 12:27 AM UTC・ Official details ↗
33. Partial outageDuration: 1h 28m
    Service disruption on Claude services
    Started: Aug 14, 2026, 08:30 PM UTC・ Resolved: Aug 14, 2026, 09:58 PM UTC・ Official details ↗
34. OperationalDuration: 2h 55m

    Issues reaching status.claude.com

    Started: Aug 14, 2026, 07:58 AM UTC・ Resolved: Aug 14, 2026, 10:53 AM UTC・ Official details ↗
35. DegradedDuration: 15m

    Service disruption on Claude Code on the web and related services

    Started: Aug 14, 2026, 12:36 AM UTC・ Resolved: Aug 14, 2026, 12:51 AM UTC・ Official details ↗
36. Partial outageDuration: 1h 35m
    Elevated errors for Claude Mythos 5, Claude Fable 5, and Claude Sonnet 5
    Started: Aug 13, 2026, 02:33 PM UTC・ Resolved: Aug 13, 2026, 04:08 PM UTC・ Official details ↗
37. DegradedDuration: 4h 17m

    Degraded performance for multiple models

    Started: Aug 12, 2026, 01:50 PM UTC・ Resolved: Aug 12, 2026, 06:07 PM UTC・ Official details ↗
38. DegradedDuration: 43m

    Degraded performance for Claude Opus 5

    Started: Aug 5, 2026, 01:51 PM UTC・ Resolved: Aug 5, 2026, 02:34 PM UTC・ Official details ↗
39. DegradedDuration: 7h 9m

    Degraded performance of multiple models

    Started: Aug 5, 2026, 07:05 AM UTC・ Resolved: Aug 5, 2026, 02:14 PM UTC・ Official details ↗
40. Partial outageDuration: 1h 11m
    Elevated errors across many models
    Started: Aug 4, 2026, 08:48 PM UTC・ Resolved: Aug 4, 2026, 09:59 PM UTC・ Official details ↗
41. DegradedDuration: 25m

    Elevated errors on Claude Sonnet 5

    Started: Aug 4, 2026, 11:27 AM UTC・ Resolved: Aug 4, 2026, 11:52 AM UTC・ Official details ↗
42. DegradedDuration: 39m

    Elevated errors on Claude Sonnet 5

    Started: Aug 4, 2026, 06:16 AM UTC・ Resolved: Aug 4, 2026, 06:55 AM UTC・ Official details ↗
43. DegradedDuration: 15m

    Degraded performance on Claude Sonnet 5

    Started: Aug 3, 2026, 03:13 PM UTC・ Resolved: Aug 3, 2026, 03:29 PM UTC・ Official details ↗
44. DegradedDuration: 1h 24m

    Error rates across multiple models

    Started: Aug 3, 2026, 12:52 PM UTC・ Resolved: Aug 3, 2026, 02:17 PM UTC・ Official details ↗
45. DegradedDuration: 47m

    Degraded performance on Claude Sonnet 5

    Started: Jul 31, 2026, 06:18 AM UTC・ Resolved: Jul 31, 2026, 07:04 AM UTC・ Official details ↗
46. DegradedDuration: 41m

    Degraded performance on Claude Opus 4.8

    Started: Jul 30, 2026, 01:43 PM UTC・ Resolved: Jul 30, 2026, 02:24 PM UTC・ Official details ↗
47. Partial outageDuration: 4h 51m
    Elevated errors across many models
    Started: Jul 30, 2026, 05:57 AM UTC・ Resolved: Jul 30, 2026, 10:48 AM UTC・ Official details ↗
48. Major outageDuration: 2h 47m
    Elevated errors across all models
    Started: Jul 29, 2026, 07:49 PM UTC・ Resolved: Jul 29, 2026, 10:36 PM UTC・ Official details ↗
49. DegradedDuration: 57m

    Elevated errors on Claude Opus 5 and Haiku 4.5

    Started: Jul 27, 2026, 01:39 PM UTC・ Resolved: Jul 27, 2026, 02:36 PM UTC・ Official details ↗
50. DegradedDuration: 1h 3m

    Elevated errors on Claude Opus 5

    Started: Jul 27, 2026, 11:27 AM UTC・ Resolved: Jul 27, 2026, 12:30 PM UTC・ Official details ↗
51. DegradedDuration: 48m

    Elevated errors on Claude Opus 5

    Started: Jul 27, 2026, 08:16 AM UTC・ Resolved: Jul 27, 2026, 09:05 AM UTC・ Official details ↗
52. Partial outageDuration: 1h 27m
    Elevated errors for Opus 5
    Started: Jul 26, 2026, 09:17 AM UTC・ Resolved: Jul 26, 2026, 10:44 AM UTC・ Official details ↗
53. Partial outageDuration: 34m
    Elevated errors for Claude Fable 5, Claude Sonnet 5, Claude Haiku 4.5, and other models
    Started: Jul 25, 2026, 09:34 PM UTC・ Resolved: Jul 25, 2026, 10:08 PM UTC・ Official details ↗
54. Partial outageDuration: 1h 4m
    Elevated errors for Mythos 5, Fable 5, Opus 5 and Claude Haiku 4.5
    Started: Jul 25, 2026, 06:40 PM UTC・ Resolved: Jul 25, 2026, 07:44 PM UTC・ Official details ↗
55. OperationalDuration: —

    Sonnet 4.6 and Sonnet 5 errors elevated

    Started: Jul 25, 2026, 06:13 PM UTC・ Resolved: Jul 25, 2026, 06:13 PM UTC・ Official details ↗
56. DegradedDuration: 1h 12m

    Elevated error rate on Opus 4.8

    Started: Jul 24, 2026, 09:09 AM UTC・ Resolved: Jul 24, 2026, 10:22 AM UTC・ Official details ↗
57. DegradedDuration: 17m

    Elevated errors on Haiku 4.5

    Started: Jul 22, 2026, 11:52 PM UTC・ Resolved: Jul 23, 2026, 12:10 AM UTC・ Official details ↗
58. DegradedDuration: 18m

    Service disruption on Claude Services

    Started: Jul 22, 2026, 05:27 PM UTC・ Resolved: Jul 22, 2026, 05:45 PM UTC・ Official details ↗
59. DegradedDuration: 48m

    Elevated error rates for Sonnet 5

    Started: Jul 22, 2026, 03:24 PM UTC・ Resolved: Jul 22, 2026, 04:12 PM UTC・ Official details ↗
60. DegradedDuration: 1h 46m

    Elevated errors on Opus 4.8 and Haiku 4.5

    Started: Jul 22, 2026, 01:37 PM UTC・ Resolved: Jul 22, 2026, 03:23 PM UTC・ Official details ↗
61. DegradedDuration: 26m

    Elevated errors for Claude Opus 4.1

    Started: Jul 22, 2026, 08:34 AM UTC・ Resolved: Jul 22, 2026, 09:00 AM UTC・ Official details ↗
62. Major outageDuration: 23m
    Service disruption on Claude services
    Started: Jul 21, 2026, 05:40 PM UTC・ Resolved: Jul 21, 2026, 06:03 PM UTC・ Official details ↗
63. Major outageDuration: 2h 44m
    Elevated errors on several models
    Started: Jul 21, 2026, 03:35 PM UTC・ Resolved: Jul 21, 2026, 06:18 PM UTC・ Official details ↗
64. Partial outageDuration: 3h 34m
    Elevated errors on Haiku 4.5
    Started: Jul 21, 2026, 01:04 PM UTC・ Resolved: Jul 21, 2026, 04:38 PM UTC・ Official details ↗
65. DegradedDuration: 1h 8m

    Elevated errors across models

    Started: Jul 21, 2026, 10:11 AM UTC・ Resolved: Jul 21, 2026, 11:18 AM UTC・ Official details ↗
66. DegradedDuration: 1h 41m

    Elevated errors on Haiku 4.5

    Started: Jul 21, 2026, 07:11 AM UTC・ Resolved: Jul 21, 2026, 08:53 AM UTC・ Official details ↗
67. DegradedDuration: 1h 35m

    Elevated errors for Claude Opus 4.8

    Started: Jul 20, 2026, 02:41 PM UTC・ Resolved: Jul 20, 2026, 04:16 PM UTC・ Official details ↗
68. DegradedDuration: 2h 20m

    Elevated errors on Haiku 4.5

    Started: Jul 20, 2026, 01:20 PM UTC・ Resolved: Jul 20, 2026, 03:41 PM UTC・ Official details ↗
69. DegradedDuration: 5h 44m

    Elevated error rates for Opus 4.5

    Started: Jul 20, 2026, 07:03 AM UTC・ Resolved: Jul 20, 2026, 12:48 PM UTC・ Official details ↗
70. Partial outageDuration: 15m
    Elevated error rates for Sonnet 5
    Started: Jul 17, 2026, 06:12 PM UTC・ Resolved: Jul 17, 2026, 06:27 PM UTC・ Official details ↗
71. DegradedDuration: 36m

    Elevated errors for Claude Opus 4.8

    Started: Jul 17, 2026, 02:57 PM UTC・ Resolved: Jul 17, 2026, 03:33 PM UTC・ Official details ↗
72. DegradedDuration: 5h 34m

    Elevated errors on Sonnet 5 and Haiku 4.5

    Started: Jul 17, 2026, 06:47 AM UTC・ Resolved: Jul 17, 2026, 12:21 PM UTC・ Official details ↗
73. Partial outageDuration: 4h 16m
    Elevated errors for multiple models
    Started: Jul 16, 2026, 06:36 PM UTC・ Resolved: Jul 16, 2026, 10:53 PM UTC・ Official details ↗
74. DegradedDuration: 4h 33m

    Elevated errors for Claude Opus 4.7

    Started: Jul 16, 2026, 08:58 AM UTC・ Resolved: Jul 16, 2026, 01:30 PM UTC・ Official details ↗
75. DegradedDuration: 15m

    Elevated errors on Claude Sonnet 5

    Started: Jul 16, 2026, 08:39 AM UTC・ Resolved: Jul 16, 2026, 08:53 AM UTC・ Official details ↗
76. DegradedDuration: 1h 7m

    Elevated errors on multiple models

    Started: Jul 15, 2026, 02:04 PM UTC・ Resolved: Jul 15, 2026, 03:11 PM UTC・ Official details ↗
77. Partial outageDuration: 45m
    Partial outage of claude.ai: container creation
    Started: Jul 14, 2026, 09:31 PM UTC・ Resolved: Jul 14, 2026, 10:16 PM UTC・ Official details ↗
78. DegradedDuration: 40m

    Elevated errors on Claude Haiku 4.5

    Started: Jul 13, 2026, 02:44 PM UTC・ Resolved: Jul 13, 2026, 03:24 PM UTC・ Official details ↗
79. DegradedDuration: 26m

    Elevated errors for Claude Opus 4.8

    Started: Jul 10, 2026, 02:36 PM UTC・ Resolved: Jul 10, 2026, 03:02 PM UTC・ Official details ↗
80. OperationalDuration: —

    Elevated errors for Claude Opus 4.5 and Claude Sonnet 4.5

    Started: Jul 10, 2026, 01:00 PM UTC・ Resolved: Jul 10, 2026, 01:00 PM UTC・ Official details ↗
81. Partial outageDuration: 22m
    Elevated errors for Claude Opus 4.8
    Started: Jul 9, 2026, 03:28 AM UTC・ Resolved: Jul 9, 2026, 03:50 AM UTC・ Official details ↗
82. DegradedDuration: 1h 57m

    Degraded performance for Claude Code on the web, Cowork Remote, Claude Tag, and Claude Code Review sessions

    Started: Jul 8, 2026, 07:07 PM UTC・ Resolved: Jul 8, 2026, 09:04 PM UTC・ Official details ↗
83. DegradedDuration: 3h 4m

    Elevated errors on multiple models

    Started: Jul 8, 2026, 06:00 PM UTC・ Resolved: Jul 8, 2026, 09:04 PM UTC・ Official details ↗
84. DegradedDuration: 14m

    Elevated errors on Claude Sonnet 5

    Started: Jul 8, 2026, 06:26 AM UTC・ Resolved: Jul 8, 2026, 06:40 AM UTC・ Official details ↗
85. Partial outageDuration: 3h 44m
    Elevated errors for some models
    Started: Jul 7, 2026, 08:02 PM UTC・ Resolved: Jul 7, 2026, 11:46 PM UTC・ Official details ↗
86. DegradedDuration: 39m

    Elevated errors on Claude Sonnet 5

    Started: Jul 7, 2026, 06:58 AM UTC・ Resolved: Jul 7, 2026, 07:37 AM UTC・ Official details ↗
87. DegradedDuration: 18h 3m

    Claude Tag seeing elevated GitHub operation failures

    Started: Jul 6, 2026, 09:49 PM UTC・ Resolved: Jul 7, 2026, 03:52 PM UTC・ Official details ↗
88. Major outageDuration: 47m
    Elevated errors on Claude.ai
    Started: Jul 6, 2026, 07:18 PM UTC・ Resolved: Jul 6, 2026, 08:05 PM UTC・ Official details ↗
89. DegradedDuration: 1h 37m

    Elevated errors on several models

    Started: Jul 6, 2026, 07:36 AM UTC・ Resolved: Jul 6, 2026, 09:13 AM UTC・ Official details ↗
90. DegradedDuration: 38m

    Elevated errors across many models

    Started: Jul 3, 2026, 11:42 PM UTC・ Resolved: Jul 4, 2026, 12:20 AM UTC・ Official details ↗
91. DegradedDuration: 12m

    Elevated errors on Claude Fable 5 and Claude Mythos 5

    Started: Jul 3, 2026, 09:54 PM UTC・ Resolved: Jul 3, 2026, 10:06 PM UTC・ Official details ↗
92. DegradedDuration: 41m

    Elevated errors on Claude Opus 4.8

    Started: Jul 2, 2026, 12:38 AM UTC・ Resolved: Jul 2, 2026, 01:19 AM UTC・ Official details ↗
93. DegradedDuration: 57m

    Elevated error rates on Opus 4.8

    Started: Jun 30, 2026, 02:31 PM UTC・ Resolved: Jun 30, 2026, 03:28 PM UTC・ Official details ↗
94. DegradedDuration: 52m

    Elevated errors on Opus 4.5

    Started: Jun 29, 2026, 01:35 PM UTC・ Resolved: Jun 29, 2026, 02:27 PM UTC・ Official details ↗
95. OperationalDuration: —

    elevated errors on Opus 48

    Started: Jun 27, 2026, 06:00 PM UTC・ Resolved: Jun 27, 2026, 06:00 PM UTC・ Official details ↗
96. OperationalDuration: 11m

    Elevated errors on Opus 4.8 Fast

    Started: Jun 24, 2026, 06:22 PM UTC・ Resolved: Jun 24, 2026, 06:33 PM UTC・ Official details ↗
97. DegradedDuration: 1h 40m

    Elevated error rate on Claude Opus 4.8

    Started: Jun 24, 2026, 01:16 PM UTC・ Resolved: Jun 24, 2026, 02:56 PM UTC・ Official details ↗
98. DegradedDuration: 9m

    Claude.ai is experiencing elevated error rates

    Started: Jun 23, 2026, 06:24 PM UTC・ Resolved: Jun 23, 2026, 06:32 PM UTC・ Official details ↗
99. Major outageDuration: 2h 25m
    Elevated error rate across multiple models
    Started: Jun 23, 2026, 02:19 PM UTC・ Resolved: Jun 23, 2026, 04:44 PM UTC・ Official details ↗
100. DegradedDuration: 2h 17m

     Elevated errors for Claude Opus 4.8

     Started: Jun 23, 2026, 06:28 AM UTC・ Resolved: Jun 23, 2026, 08:45 AM UTC・ Official details ↗