[BUG] CANNOT ACCESS CLAUDE CODE CLI ON MAX PLAN

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?

User on MAX plan unable to access any model in claude code cli.

Tried:

• logging out, re-authenticating, choosing the correct login option.

What Should Happen?

access to any model

Error Messages/Logs

⏺ There's an issue with the selected model (claude-opus-4-6). It may not exist or you may not have access to it. Run
  /model to pick a different model.

❯ /model                                                                                                              
  ⎿  Set model to sonnet[1m] (claude-sonnet-4-6[1m])
                                                                                                                      
❯ sdf                                                                                                                 
                                                                                                                      
⏺ There's an issue with the selected model (claude-sonnet-4-6[1m]). It may not exist or you may not have access to it.
   Run /model to pick a different model.

Steps to Reproduce

1. install claude code cli with any method available: npm, install script
2. login
3. use account, not api
4. select model
5. use claude code

Claude Model

Not sure / Multiple models

Is this a regression?

Yes, this worked in a previous version

Last Working Version

_No response_

Claude Code Version

10.213

Platform

Anthropic API

Operating System

macOS

Terminal/Shell

Terminal.app (macOS)

Additional Information

Not using API, using account auth