[BUG] "you've been signed out" even if I have not error message

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?

Keeps throwing me out of the coworking session stating that "you've been signed out" after every small tasks, or even before finishing any task.

What Should Happen?

Should just continue working as normal.

Error Messages/Logs

You've been signed out
Sign in again to continue.

You can restart the conversation from an earlier message.

Steps to Reproduce

1. Start a task
2. This error message appears
3. Start a new task
4. This error message appears

Claude Model

Opus

Is this a regression?

Yes, this worked in a previous version

Last Working Version

_No response_

Claude Code Version

1.0.55

Platform

Anthropic API

Operating System

macOS

Terminal/Shell

Terminal.app (macOS)

Additional Information

_No response_