[BUG] Opus 4.7 1M context missing in the /model selector

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?

<img width="1440" height="681" alt="Image" src="https://github.com/user-attachments/assets/3d0e8d94-a744-40e0-b526-e70a873cc496" />

I am on MacOS 26.3 (25D125) - (Apple M4)

--
Tried uninstalling and reinstalling but does not help.

I am using curl -fsSL https://claude.ai/install.sh | bash to install it.

What Should Happen?

It should show the Opus 4.7 1M in the model selector

Error Messages/Logs

No error message.

Steps to Reproduce

1. Open claude code by running claude
2. Run /model
3. It does not show Opus 4.7 1M in the list

Claude Model

None

Is this a regression?

Yes, this worked in a previous version

Last Working Version

_No response_

Claude Code Version

2.1.141

Platform

Anthropic API

Operating System

macOS

Terminal/Shell

Terminal.app (macOS)

Additional Information

_No response_