[BUG] Abrupt emerging of credits issue

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?

During a Claude Code session via web. I experimented the abrupt consumption of all the credits although nothing was done or shown.

See the screenshot.
<img width="1797" height="1434" alt="Image" src="https://github.com/user-attachments/assets/7ca19e94-264e-41a3-980c-d9d88b0739b8" />

Cannot find anywhere any reference on the used credits

What Should Happen?

Work on the assigned tasks

Error Messages/Logs

Steps to Reproduce

1. Open Claude Code via Web,
2. Assign a a task

Claude Model

None

Is this a regression?

I don't know

Last Working Version

_No response_

Claude Code Version

Claude Code web

Platform

Anthropic API

Operating System

Ubuntu/Debian Linux

Terminal/Shell

Other

Additional Information

_No response_