[BUG] Inbuilt Plan agent and Explore Agent are literally same.

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?

They say a picture is worth a thousand words...

<img width="2072" height="2438" alt="Image" src="https://github.com/user-attachments/assets/3e59fa2a-1e8b-47d3-a4c7-c5ed9804cb74" />

What Should Happen?

Plan agent should have plan related capabilities.

Error Messages/Logs

Steps to Reproduce

Check the image.

Claude Model

Sonnet (default)

Is this a regression?

No, this never worked

Last Working Version

_No response_

Claude Code Version

2.0.28

Platform

Anthropic API

Operating System

Windows

Terminal/Shell

Windows Terminal

Additional Information

_No response_