[BUG] Claude Max plan displayed as "Claude Pro" in startup screen

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?

## Bug Report

Claude Code version: 2.1.92
OS: macOS 25.4.0

## Description
Although my account is on the Claude Max plan, Claude Code displays
"Sonnet 4.6 · Claude Pro" in the startup screen instead of "Claude Max".

What Should Happen?

## Bug Report

Claude Code version: 2.1.92
OS: macOS 25.4.0

## Description
Although my account is on the Claude Max plan, Claude Code displays
"Sonnet 4.6 · Claude Pro" in the startup screen instead of "Claude Max".

## Steps to Reproduce

1. Launch Claude Code via terminal (claude command)
2. Observe the startup header

## Expected behavior
"Sonnet 4.6 · Claude Max" should be displayed

## Actual behavior
"Sonnet 4.6 · Claude Pro" is displayed

## Additional context

• Account: verified as Max plan on claude.ai desktop app
• The plan shown on claude.ai desktop app correctly shows "マックスプラン"
• This appears to be a display-only issue in the CLI startup screen

Error Messages/Logs

## Bug Report
               
  **Claude Code version:** 2.1.92                                                                                       
  **OS:** macOS 25.4.0           
                                                                                                                        
  ## Description                                                                                                        
  Although my account is on the Claude Max plan, Claude Code displays
  "Sonnet 4.6 · Claude Pro" in the startup screen instead of "Claude Max".                                              
                                                                                                                        
  ## Steps to Reproduce
  1. Launch Claude Code via terminal (`claude` command)                                                                 
  2. Observe the startup header                        
                                                                                                                        
  ## Expected behavior
  "Sonnet 4.6 · Claude Max" should be displayed                                                                         
                                               
  ## Actual behavior                                                                                                    
  "Sonnet 4.6 · Claude Pro" is displayed
                                        
  ## Additional context
  - Account: verified as Max plan on claude.ai desktop app
  - The plan shown on claude.ai desktop app correctly shows "マックスプラン"
  - This appears to be a display-only issue in the CLI startup screen

Steps to Reproduce

## Bug Report

Claude Code version: 2.1.92
OS: macOS 25.4.0

## Description
Although my account is on the Claude Max plan, Claude Code displays
"Sonnet 4.6 · Claude Pro" in the startup screen instead of "Claude Max".

## Steps to Reproduce

1. Launch Claude Code via terminal (claude command)
2. Observe the startup header

## Expected behavior
"Sonnet 4.6 · Claude Max" should be displayed

## Actual behavior
"Sonnet 4.6 · Claude Pro" is displayed

## Additional context

• Account: verified as Max plan on claude.ai desktop app
• The plan shown on claude.ai desktop app correctly shows "マックスプラン"
• This appears to be a display-only issue in the CLI startup screen

Claude Model

Sonnet (default)

Is this a regression?

Yes, this worked in a previous version

Last Working Version

_No response_

Claude Code Version

Claude Code version: 2.1.92

Platform

Anthropic API

Operating System

macOS

Terminal/Shell

Terminal.app (macOS)

Additional Information

_No response_