[BUG] [Exceeded max compactions per block in claude chat, macos app

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?

if I ask claude code on macos

calculate power consumption from one of my usb-c port fiio ka11

i will get consistently:

Claude's response could not be fully generated

and the pop-up:

exceeded max compactions on block

I've asked the webui for help to fill this form and got the same result!
prompt:

help me submit:how fill the form

<img width="1037" height="788" alt="Image" src="https://github.com/user-attachments/assets/8ef2e172-337e-4a4f-b941-3ea7802afaad" />
<img width="994" height="686" alt="Image" src="https://github.com/user-attachments/assets/982081fc-32be-4b4b-9458-15d4ac8cbc15" />

What Should Happen?

Claude should give a correct output.

Error Messages/Logs

Steps to Reproduce

prompt in macos

calculate power consumption from one of my usbc ports fiio ka11

OR

calculate power consumption from one of my usb-c ports fiio ka11

Claude Model

Opus

Is this a regression?

I don't know

Last Working Version

_No response_

Claude Code Version

Claude 1.1.2102 (c5675a) 2026-02-05T06:23:01.000Z

Platform

Anthropic API

Operating System

macOS

Terminal/Shell

Other

Additional Information

_No response_