[BUG] Nothing works right now. Claude on Web, Dekstop and CLI, non of them currently work with claude4.7

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?

I have now tried on web, desktop (win11) and cli to perform some work but nothing is done it only showing an animation and the timer counts up. But nothing.

even a stimple "Hi" takes ages.

What Should Happen?

Direct response or "work" done/doing.

Error Messages/Logs

no error

Steps to Reproduce

Promt a simpe "Hi"

the indicator showing it working - timer starts - nothing is happening.

Claude Model

Opus

Is this a regression?

Yes, this worked in a previous version

Last Working Version

1.300.x

Claude Code Version

Claude 1.3109.0 (35cbf6) 2026-04-16T20:32:01.000Z

Platform

Anthropic API

Operating System

Windows

Terminal/Shell

Other

Additional Information

_No response_