[BUG] Opus 4.7 is trash. why is it severely so much worst than opus 4.6

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?

It doesn't think hard, ignores instructions doesn't do anything.

What Should Happen?

It doesn't think hard, ignores instructions doesn't do anything.

Error Messages/Logs

It doesn't think hard, ignores instructions doesn't do anything.

Steps to Reproduce

It doesn't think hard, ignores instructions doesn't do anything.

Claude Model

Opus

Is this a regression?

Yes, this worked in a previous version

Last Working Version

_No response_

Claude Code Version

It doesn't think hard, ignores instructions doesn't do anything.

Platform

Anthropic API

Operating System

macOS

Terminal/Shell

Terminal.app (macOS)

Additional Information

_No response_