Historical
Anthropic · Incident record · May 12, 23:38 UTC

Elevated errors on Claude Opus 4.7

Historical record · source provider_api · confidence high
82/100
User-Impact Score · Critical
2026-05-12 23:39 UTC — UIS 82
startedresolved

19m · Anthropic · scope unspecified · historical record (live confirmation cannot be fabricated retroactively).

Cite this incidentBibTeX · APA · MLA · Chicago · RIS
ai-receipts. (2026, May 12). Elevated errors on Claude Opus 4.7 [Incident record, methodology v1.0]. ai-receipts. https://aireceipts.org/incidents/anthropic:3kkmgccb9z85
Embed this incidentiframe · CC-BY-4.0
<iframe src="https://aireceipts.org/incidents/anthropic:3kkmgccb9z85?embed=1" title="Anthropic: Elevated errors on Claude Opus 4.7 — ai-receipts incident record" width="100%" height="420" loading="lazy" style="border:1px solid #e4e4e7"></iframe>
<p><a href="https://aireceipts.org/incidents/anthropic:3kkmgccb9z85">Source: ai-receipts</a> · CC-BY-4.0</p>

Data record

UIS
82/100
Status
resolved
Started (UTC)
2026-05-12 23:38
Duration
19m
Components
claude.ai, Claude API (api.anthropic.com), Claude Code, Claude Cowork
Scope
scope unspecified — see methodology limitations
Confirmation
Historical record. Live multi-source confirmation cannot be fabricated retroactively.
Methodology
v1 · how this score was computed · provider status page

Evidence chain

Showing the first 100 of 13,917 provider updates. Full record in /data (13,817 additional rows).

  1. May 12, 23:38 UTC
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    The issue has been identified and a fix is being implemented.

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

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

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

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

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

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  7. May 12, 23:38 UTC
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    The issue has been identified and a fix is being implemented.

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  8. May 12, 23:38 UTC
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    The issue has been identified and a fix is being implemented.

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  9. May 12, 23:38 UTC
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    The issue has been identified and a fix is being implemented.

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  10. May 12, 23:38 UTC
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    The issue has been identified and a fix is being implemented.

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  11. May 12, 23:38 UTC
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    The issue has been identified and a fix is being implemented.

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  12. May 12, 23:38 UTC
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    The issue has been identified and a fix is being implemented.

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  13. May 12, 23:38 UTC
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    The issue has been identified and a fix is being implemented.

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  14. May 12, 23:38 UTC
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    The issue has been identified and a fix is being implemented.

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  15. May 12, 23:38 UTC
    [identified]

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

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  16. May 12, 23:38 UTC
    [identified]

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

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  17. May 12, 23:38 UTC
    [identified]

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

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  18. May 12, 23:38 UTC
    [identified]

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

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  19. May 12, 23:38 UTC
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    The issue has been identified and a fix is being implemented.

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  20. May 12, 23:38 UTC
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    The issue has been identified and a fix is being implemented.

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  21. May 12, 23:38 UTC
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    The issue has been identified and a fix is being implemented.

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  22. May 12, 23:38 UTC
    [identified]

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

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  23. May 12, 23:38 UTC
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    The issue has been identified and a fix is being implemented.

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  24. May 12, 23:38 UTC
    [identified]

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

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  25. May 12, 23:38 UTC
    [identified]

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

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  26. May 12, 23:38 UTC
    [identified]

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

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  27. May 12, 23:38 UTC
    [identified]

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

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  28. May 12, 23:38 UTC
    [identified]

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

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  29. May 12, 23:38 UTC
    [identified]

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

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  30. May 12, 23:38 UTC
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    The issue has been identified and a fix is being implemented.

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  31. May 12, 23:38 UTC
    [identified]

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

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  32. May 12, 23:38 UTC
    [identified]

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

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  33. May 12, 23:38 UTC
    [identified]

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

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  34. May 12, 23:38 UTC
    [identified]

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

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  35. May 12, 23:38 UTC
    [identified]

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

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  36. May 12, 23:38 UTC
    [identified]

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

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  37. May 12, 23:38 UTC
    [identified]

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

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  38. May 12, 23:38 UTC
    [identified]

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

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  39. May 12, 23:38 UTC
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    The issue has been identified and a fix is being implemented.

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  40. May 12, 23:38 UTC
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    The issue has been identified and a fix is being implemented.

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  41. May 12, 23:38 UTC
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    The issue has been identified and a fix is being implemented.

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  42. May 12, 23:38 UTC
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    The issue has been identified and a fix is being implemented.

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  43. May 12, 23:38 UTC
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    The issue has been identified and a fix is being implemented.

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  44. May 12, 23:38 UTC
    [identified]

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

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  45. May 12, 23:38 UTC
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    The issue has been identified and a fix is being implemented.

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  46. May 12, 23:38 UTC
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    The issue has been identified and a fix is being implemented.

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  47. May 12, 23:38 UTC
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    The issue has been identified and a fix is being implemented.

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  48. May 12, 23:38 UTC
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    The issue has been identified and a fix is being implemented.

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  49. May 12, 23:38 UTC
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    The issue has been identified and a fix is being implemented.

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  50. May 12, 23:38 UTC
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    The issue has been identified and a fix is being implemented.

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  51. May 12, 23:38 UTC
    [identified]

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

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  52. May 12, 23:38 UTC
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    The issue has been identified and a fix is being implemented.

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  53. May 12, 23:38 UTC
    [identified]

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

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  54. May 12, 23:38 UTC
    [identified]

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

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  55. May 12, 23:38 UTC
    [identified]

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

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  56. May 12, 23:38 UTC
    [identified]

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

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  57. May 12, 23:38 UTC
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    The issue has been identified and a fix is being implemented.

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  58. May 12, 23:38 UTC
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    The issue has been identified and a fix is being implemented.

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  59. May 12, 23:38 UTC
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    The issue has been identified and a fix is being implemented.

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  60. May 12, 23:38 UTC
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    The issue has been identified and a fix is being implemented.

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  61. May 12, 23:38 UTC
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    The issue has been identified and a fix is being implemented.

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  62. May 12, 23:38 UTC
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    The issue has been identified and a fix is being implemented.

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  63. May 12, 23:38 UTC
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    The issue has been identified and a fix is being implemented.

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  64. May 12, 23:38 UTC
    [identified]

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

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  65. May 12, 23:38 UTC
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    The issue has been identified and a fix is being implemented.

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  66. May 12, 23:38 UTC
    [identified]

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

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  67. May 12, 23:38 UTC
    [identified]

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

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  68. May 12, 23:38 UTC
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    The issue has been identified and a fix is being implemented.

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  69. May 12, 23:38 UTC
    [identified]

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

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  70. May 12, 23:38 UTC
    [identified]

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

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  71. May 12, 23:38 UTC
    [identified]

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

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  72. May 12, 23:38 UTC
    [identified]

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

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  73. May 12, 23:38 UTC
    [identified]

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

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  74. May 12, 23:38 UTC
    [identified]

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

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  75. May 12, 23:38 UTC
    [identified]

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

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  76. May 12, 23:38 UTC
    [identified]

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

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  77. May 12, 23:38 UTC
    [identified]

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

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  78. May 12, 23:38 UTC
    [identified]

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

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  79. May 12, 23:38 UTC
    [identified]

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

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  80. May 12, 23:38 UTC
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    The issue has been identified and a fix is being implemented.

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  81. May 12, 23:38 UTC
    [identified]

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

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  82. May 12, 23:38 UTC
    [identified]

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

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  83. May 12, 23:38 UTC
    [identified]

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

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  84. May 12, 23:38 UTC
    [identified]

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

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  85. May 12, 23:38 UTC
    [identified]

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

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  86. May 12, 23:38 UTC
    [identified]

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

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  87. May 12, 23:38 UTC
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    The issue has been identified and a fix is being implemented.

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  88. May 12, 23:38 UTC
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    The issue has been identified and a fix is being implemented.

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  89. May 12, 23:38 UTC
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    The issue has been identified and a fix is being implemented.

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  90. May 12, 23:38 UTC
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    The issue has been identified and a fix is being implemented.

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  91. May 12, 23:38 UTC
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    The issue has been identified and a fix is being implemented.

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  92. May 12, 23:38 UTC
    [identified]

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

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  93. May 12, 23:38 UTC
    [identified]

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

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  94. May 12, 23:38 UTC
    [identified]

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

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  95. May 12, 23:38 UTC
    [identified]

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

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  96. May 12, 23:38 UTC
    [identified]

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

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  97. May 12, 23:38 UTC
    [identified]

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

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  98. May 12, 23:38 UTC
    [identified]

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

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  99. May 12, 23:38 UTC
    [identified]

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

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  100. May 12, 23:38 UTC
    [identified]

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

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