### Preflight Checklist - [x] I have searched [existing issues](https://github.com/anthropics/claude-code/issues?q=is%3Aissue%20state%3Aopen%20label%3Abug) 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? 我用的是 web interface 的 claude code. 我請 opus ultracode mode 做壓電材料的發想與資料蒐集! 但是! 過一陣子，他卻告訴我 credits limited ? 明明我的 5hr and weekly limits 都沒到，但是卻扣了Credits? WHY?

[BUG]

Status Fixed / completed

Maintainer reply None cached

Activity 0 comments · opened Jul 31, 2026 · closed Jul 31, 2026

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?

我用的是 web interface 的 claude code. 我請 opus ultracode mode 做壓電材料的發想與資料蒐集! 但是! 過一陣子，他卻告訴我 credits limited ? 明明我的 5hr and weekly limits 都沒到，但是卻扣了Credits? WHY?

What Should Happen?

應該只扣我的 5hr or weekly 使用量

Error Messages/Logs

Steps to Reproduce

開啟 web interface claude code
設定大型研究題目，使用 opus ultracode mode
觀察計費

Claude Model

None

Is this a regression?

Yes, this worked in a previous version

Last Working Version

_No response_

Claude Code Version

web interface

Platform

Anthropic API

Operating System

Windows

Terminal/Shell

Other

Additional Information