[BUG] Claude Cowork Tasks Always Ends in = Claude Code process exited with code 137

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?

In Claude Cowork = Whenever i try to prompt it to do something, even a simple request, i get "Claude Code process exited with code 137"

This is when I have restarted my MacBook Pro M3 Max with 128 GB and Claude is the only app running.

What Should Happen?

Claude should continue to process the Prompt

Error Messages/Logs

Steps to Reproduce

Ran 3 commands, read 2 files

• Read daily-brief-template.html
• Read daily-brief.md
• List .claude directory contents
• List Daily Briefs folder
• Find daily brief template and setup files

Fail

Claude Model

Opus

Is this a regression?

Yes, this worked in a previous version

Last Working Version

4.6

Claude Code Version

Claude 1.3883.0 (93ff6c) 2026-04-21T17:24:01.000Z

Platform

Anthropic API

Operating System

macOS

Terminal/Shell

Terminal.app (macOS)

Additional Information

<img width="856" height="414" alt="Image" src="https://github.com/user-attachments/assets/14309916-df80-4cdd-9e31-7ec3acdf1bf8" />