**Bug Description** Claude code keeps injecting messages starting with "user ". It confiuses the agent thinking I'm saying this I'm not saying. **Environment Info** - Platform: linux - Terminal: ghostty - Version: 2.1.220 - Feedback ID: b35b219e-8e49-4a5b-8a63-97bbef3d6b4c **Errors** ```json [] ```

[Bug] Agent incorrectly interprets injected "user " prefixed messages as user input

Status Closed — not planned

Reported on v2.1.220

Maintainer reply None cached

Activity 2 comments · opened Jul 31, 2026 · closed Sep 8, 2026

Bug Description
Claude code keeps injecting messages starting with "user ". It confiuses the agent thinking I'm saying this I'm not saying.

Environment Info

Errors

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