[Bug] Claude Opus Performance Degradation: Reduced Problem-Solving Accuracy

Resolved 💬 4 comments Opened Sep 24, 2025 by vonwao Closed Jan 9, 2026

Bug Description
Claude Opus seems to have gotten a lot dumber recently. It sucks at solving some simple problems and sometimes makes strange mistakes

Environment Info

  • Platform: darwin
  • Terminal: vscode
  • Version: 1.0.120
  • Feedback ID: 50a9c243-7ca5-4e7a-af3b-7c53dd638537

Errors

[{"error":"Error: Operation aborted by user\n    at aX0 (/$bunfs/root/claude:1806:17870)\n    at aX0 (/$bunfs/root/claude:1806:19707)\n    at viG (/$bunfs/root/claude:1806:25875)\n    at processTicksAndRejections (native:7:39)","timestamp":"2025-09-22T20:44:08.261Z"},{"error":"Error: Connection error.\n    at new B5 (unknown:1:28)\n    at new OY (/$bunfs/root/claude:842:1962)\n    at new oF (/$bunfs/root/claude:842:2856)\n    at makeRequest (/$bunfs/root/claude:859:4472)\n    at processTicksAndRejections (native:7:39)","timestamp":"2025-09-22T21:28:06.523Z"}]

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