[Bug] Opus model exhibiting poor agentic behavior and hallucinating tasks

Resolved 💬 3 comments Opened Nov 25, 2025 by tahoemph Closed Nov 28, 2025

Bug Description
with this new opus upgrade this is going off the rails constantly. Constantly doing things I didn't suggest and are often quite wrong. This is by definition the junior engineer who is all D-K. Voted most likely to get itself way off the rails on a thing it is the most wrong about.

Environment Info

  • Platform: darwin
  • Terminal: ghostty
  • Version: 2.0.53
  • Feedback ID: 16c6f892-bb62-458c-b8d3-13eac92ed4db

Errors

[{"error":"AbortError: The operation was aborted\n    at abortChildProcess (node:child_process:724:27)\n    at EventTarget.onAbortListener (node:child_process:794:7)\n    at [nodejs.internal.kHybridDispatch] (node:internal/event_target:825:20)\n    at EventTarget.dispatchEvent (node:internal/event_target:760:26)\n    at abortSignal (node:internal/abort_controller:370:10)\n    at AbortController.abort (node:internal/abort_controller:392:5)\n    at Timeout._onTimeout (file:///Users/tahoemph/.local/share/mise/installs/node/20.14.0/lib/node_modules/@anthropic-ai/claude-code/cli.js:4526:11918)\n    at listOnTimeout (node:internal/timers:573:17)\n    at process.processTimers (node:internal/timers:514:7)","timestamp":"2025-11-25T04:33:14.013Z"},{"error":"Error: Command failed: /Users/tahoemph/.local/share/mise/installs/node/20.14.0/lib/node_modules/@anthropic-ai/claude-code/vendor/ripgrep/arm64-darwin/rg --files --glob **/*.sh --sort=modified --no-ignore --hidden /Users/tahoemph/src/dutchie\n\n    at genericNodeError (node:internal/errors:984:15)\n    at wrappedFn (node:internal/errors:538:14)\n    at ChildProcess.exithandler (node:child_process:422:12)\n    at ChildProcess.emit (node:events:519:28)\n    at ChildProcess.emit (node:domain:488:12)\n    at maybeClose (node:internal/child_process:1105:16)\n    at ChildProcess._handle.onexit (node:internal/child_process:305:5)","timestamp":"2025-11-25T04:50:30.616Z"},{"error":"Error: Command failed: /Users/tahoemph/.local/share/mise/installs/node/20.14.0/lib/node_modules/@anthropic-ai/claude-code/vendor/ripgrep/arm64-darwin/rg --files --glob **/*dump* --sort=modified --no-ignore --hidden /Users/tahoemph/src/dutchie\n\n    at genericNodeError (node:internal/errors:984:15)\n    at wrappedFn (node:internal/errors:538:14)\n    at ChildProcess.exithandler (node:child_process:422:12)\n    at ChildProcess.emit (node:events:519:28)\n    at ChildProcess.emit (node:domain:488:12)\n    at maybeClose (node:internal/child_process:1105:16)\n    at ChildProcess._handle.onexit (node:internal/child_process:305:5)","timestamp":"2025-11-25T04:50:30.647Z"},{"error":"Error: Command failed: /Users/tahoemph/.local/share/mise/installs/node/20.14.0/lib/node_modules/@anthropic-ai/claude-code/vendor/ripgrep/arm64-darwin/rg --files --glob **/*mongo* --sort=modified --no-ignore --hidden /Users/tahoemph/src/dutchie\n\n    at genericNodeError (node:internal/errors:984:15)\n    at wrappedFn (node:internal/errors:538:14)\n    at ChildProcess.exithandler (node:child_process:422:12)\n    at ChildProcess.emit (node:events:519:28)\n    at ChildProcess.emit (node:domain:488:12)\n    at maybeClose (node:internal/child_process:1105:16)\n    at ChildProcess._handle.onexit (node:internal/child_process:305:5)","timestamp":"2025-11-25T04:50:30.667Z"},{"error":"Error: Command failed: /Users/tahoemph/.local/share/mise/installs/node/20.14.0/lib/node_modules/@anthropic-ai/claude-code/vendor/ripgrep/arm64-darwin/rg --hidden --glob !.git --glob !.svn --glob !.hg --glob !.bzr --max-columns 500 -l mongodump|mongorestore /Users/tahoemph/src/dutchie\n\n    at genericNodeError (node:internal/errors:984:15)\n    at wrappedFn (node:internal/errors:538:14)\n    at ChildProcess.exithandler (node:child_process:422:12)\n    at ChildProcess.emit (node:events:519:28)\n    at ChildProcess.emit (node:domain:488:12)\n    at maybeClose (node:internal/child_process:1105:16)\n    at ChildProcess._handle.onexit (node:internal/child_process:305:5)","timestamp":"2025-11-25T04:50:30.686Z"},{"error":"Error: Command failed: /Users/tahoemph/.local/share/mise/installs/node/20.14.0/lib/node_modules/@anthropic-ai/claude-code/vendor/ripgrep/arm64-darwin/rg --hidden --glob !.git --glob !.svn --glob !.hg --glob !.bzr --max-columns 500 -l mongodb://|mongo_url|MONGO_ /Users/tahoemph/src/dutchie\n\n    at genericNodeError (node:internal/errors:984:15)\n    at wrappedFn (node:internal/errors:538:14)\n    at ChildProcess.exithandler (node:child_process:422:12)\n    at ChildProcess.emit (node:events:519:28)\n    at ChildProcess.emit (node:domain:488:12)\n    at maybeClose (node:internal/child_process:1105:16)\n    at ChildProcess._handle.onexit (node:internal/child_process:305:5)","timestamp":"2025-11-25T04:50:30.686Z"},{"error":"Error: Command failed: /Users/tahoemph/.local/share/mise/installs/node/20.14.0/lib/node_modules/@anthropic-ai/claude-code/vendor/ripgrep/arm64-darwin/rg --hidden --glob !.git --glob !.svn --glob !.hg --glob !.bzr --max-columns 500 -l DispensaryID|Status|collection|query /Users/tahoemph/src/dutchie\n\n    at genericNodeError (node:internal/errors:984:15)\n    at wrappedFn (node:internal/errors:538:14)\n

Note: Error logs were truncated.

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