[Bug] Claude ignores language preference and responds in English despite Spanish instructions

Status Open
Reported on v2.1.287
Maintainer reply None cached
Activity 0 comments · opened Oct 2, 2026

Bug Description
I use the model always in spanish and in this session is always answering in English even when I give the instruction to do it in Spanish several times, I need to repeat each answer to get it in my language.

Environment Info

  • Platform: darwin
  • Terminal: kitty
  • Version: 2.1.287
  • Feedback ID: e163ae72-3d3a-4c36-9505-b582eb97aa98

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