[BUG] Your system is getting super dumb, does not follow the rules and does always try to trick you

Preflight Checklist

• [x] I have searched existing issues and this hasn't been reported yet
• [x] This is a single bug report (please file separate reports for different bugs)
• [x] I am using the latest version of Claude Code

What's Wrong?

How are you able to charge us for a model that getting super dumb and feel like a local model with less training better than him!!! This is a steal!!! Fix your model or i will never use it again

What Should Happen?

Cannot do one right work and keep screwing the code. I am not a vibecoder and i put the rules to follow and it keep always trying to trick me. The quality of the code is doing is worst than a junior developer !!!!!!!!! It's wasting my time......

Error Messages/Logs

Steps to Reproduce

Work with him in a complex project and you will see when you are in control of what you are doing

Claude Model

Opus

Is this a regression?

I don't know

Last Working Version

_No response_

Claude Code Version

2.1.81 (Claude Code)

Platform

Anthropic API

Operating System

Ubuntu/Debian Linux

Terminal/Shell

Terminal.app (macOS)

Additional Information

Try it yourself and if you find out is the same model i will pay you a coffee