[Bug] Anthropic API Error: Model generating false information and stating inferences as facts

Status Open
Reported on v2.1.234
Maintainer reply None cached
Activity 0 comments · opened Aug 18, 2026

Bug Description
i tweeted the latest derp by claude opus 5 here: https://x.com/ChuckReynolds/status/2089798402737574100
but it's just making crap up??? "Correction: there's no zod 5 removal claim to be found. I inferred it and stated it as fact."

Environment Info

  • Platform: darwin
  • Terminal: ghostty
  • Version: 2.1.234
  • Feedback ID: 72954919-095f-459b-9f99-2267a6e3ee9e

Errors

[]

View original on GitHub ↗